英国 Btl 参数
英国BTL公司BTL5000物理治疗系统中文操作手册
BTL-5000系列用户手册英国BTL实业有限公司制造使用前花一点时间想一想您诊所中BTL-5000电疗刺激，超声仪，激光治疗仪和磁疗技术的益处。
BTL-5000有着与其它系统没有的优越性。
比如，触摸屏是一个重要的进步，因为触摸屏可使用户精确地监控治疗，记录并保存患者数据用于后续调出。
精选治疗处方为各种临床应用提供最大的灵活性。
由于无需分别购买各种仪器，电疗刺激/超声波/激光/磁疗的组合为用户提供了实质性的利益。
我们诚挚相信BTL最新物理治疗系统在技术上优于市场上其它理疗产品，并可无忧有效地使用多年。
我们BTL全体员工希望您使用此产品一切顺利。
尽可能满足客户的需要一直是我们引以为荣的地方。
欢迎您提出您的建议和意见，我们相信与客户保持联系，对于我们未来的产品线是至关重要的。
请打电话或发邮件提供您的意见。
我们希望您马上开始使用设备，我们鼓励您通读操作指南以便完全理解BTL-5000系统的操作特点。
再次感谢您成为BTL客户。
如有任何问题或者您需要服务，请致电当地经销商，他们会决定是否把问题回馈到我们总部。
目录1.概述特点 (6)2.使用手册 (7)2.1正面浏览 (7)2.3拆箱与组装 (9)2.4操作单元 (13)2.4.1触屏 (13)2.4.2数字键盘 (14)2.5治疗设定 (15)2.5.1治疗流程图 (15)2.5.2欢迎界面和通道，制表符和配件的选定 (16)2.5.3通过“diag”按钮设定治疗参数 (17)2.5.4通过“prog”按钮设定治疗参数 (18)2.5.5通过“man”按钮手动设定治疗参数 (20)2.5.6治疗参数屏幕—人性化，标准和专家模式 (21)2.5.6.1 设定治疗时间 (21)2.5.6.2 设定强度 (21)2.6 治疗过程 (22)2.6.1 开始，中断和结束治疗 (22)2.6.2 运行中治疗屏幕 (23)2.6.3 电疗仪—治疗期间的设定 (24)2.6.3.1 4极治疗的强度设定 (24)2.6.3.1.1 电疗发生器 (24)2.6.3.1.2 4极电疗发生器 (24)2.6.3.2 偶极矢量干扰的手动控制 (24)2.6.4 配件/探头—可视信号 (25)2.6.5 操作指示—能量输出 (27)2.6.5.1 电疗仪 (27)2.6.5.2 超声仪 (27)2.6.5.3 激光治疗仪 (28)2.6.5.4 磁疗仪 (28)2.7 治疗参数 (28)2.8 用户向导 (28)2.9 储存疗法 (30)2.9.1 保存疗法 (30)2.9.2 保存疗法并增加到患者数据中 (31)2.10 各单元相互连接 (33)2.10.1 BTL-5000 PULS(组合)和BTL抽吸真空单元相互连接 (33)2.10.2 BTL-5000 PULS和BTL-5000超声相互连接 (33)2.10.3 BTL-5000 PULS，BTL-5000超声和BTL抽吸相互连接 (34)2.10.4 单一设备组合治疗的设置和操作 (35)2.10.5 单一设备组合治疗的停止 (35)3.菜单按钮 (36)3.1 配件 (36)3.1.2 配件信息 (36)3.1.3 连接器—信息 (36)3.2 主机设定 (37)3.2.1 密码设定 (37)3.2.2 音频设定 (37)3.2.3 颜色设定 (37)3.2.4 LCD屏保和自动关闭电源 (37)3.2.5 LCD屏幕对比的设定 (38)3.2.6 时间日期设定 (38)3.2.7 语言设定 (38)3.2.8 操作模式 (38)3.2.9 触屏面板校准 (38)3.2.10 用户选项 (38)3.2.11 操作方法 (38)3.2.11.1 新的操作模式 (38)3.2.11.2 终止治疗—设置零强度和时间值 (39)3.2.12 主机信息 (39)3.2.13 服务功能 (39)3.2.13.1 修复文件 (39)3.2.13.2 文件系统格式化 (39)3.2.13.3 删除已安装配件 (39)3.2.13.4 默认设置（用户数据不丢失） (39)3.2.13.5 重启所有发生器 (39)3.2.13.6 用户数据的可用空间 (39)3.2.14 特殊设定 (39)4 通过“USER”按钮设定用户选项 (40)4.1患者 (40)4.2 用户序列 (41)4.2.1 创建新序列 (41)4.2.1.1 序列中各部分参数 (43)4.2.2 保存新序列 (43)4.3 用户处方/程序 (44)4.4 最近治疗的列表 (44)5配件 (45)5.1 所有主机的通用配件 (45)5.2 电疗治疗仪的配件 (45)5.3 超声波治疗仪的配件 (45)5.4 激光治疗仪的配件 (46)5.5 磁疗治疗仪的配件 (46)6.1安全 (48)6.2 有用地址 (51)6.3保修 (51)6.4禁忌 (52)6.4.1 禁忌—电疗治疗仪 (52)6.4.2 禁忌—超声波治疗仪 (52)6.4.3 禁忌—激光治疗仪 (53)6.4.4 禁忌—磁疗治疗仪 (53)7 技术参数 (54)7.1 电疗发生器基本参数 (55)7.2 超声波发生器基本参数 (55)7.3 激光发生器基本参数 (56)7.4 磁疗发生器基本参数 (57)7.5 超声头的技术参数 (57)7.6 激光探头的技术参数 (58)7.7 激光束的技术参数 (59)7.8 磁疗配件的技术参数 (60)7.9 施行标准 (60)7.10 设备的相互连接 (61)7.11厂商 (62)8 单元配置 (63)8.1 BTL5000设备组合的配置列表 (63)9电诊断 (66)9.1 运动点检测 (66)9.2 基电流—时值 (66)9.3 调节系数 (67)9.4强度-时间曲线 (67)9.4.1强度-时间曲线—选项 (67)9.4.1.1强度-时间曲线—属性 (67)9.4.1.2强度-时间曲线—测量 (67)附：BTL抽吸机用户指南 (69)1.特点概况BTL-5000系列提供先进的、设计周到的专业物理治疗设备。
英国 Btl 参数
英国 Btl 参数
BTL是英国房地产市场中的一个术语，代表着“购买到租赁”。
以下是与BTL (Borrow To Let) 有关的参数：
1. 多数银行要求BTL贷款申请者至少年满25岁，同时要求申请者拥有或正在申请英国配偶签证或永久居留权。
2. 申请者通常需要至少支付房屋总价值的25％作为首付款。
3. 信贷评估通常要求申请者的财务状况和信用记录得到银行认可，并且需要有足够的收入证明以支付房屋抵押贷款还款和其他生活费用。
4. BTL贷款通常有更高的利率和费用，因为这种贷款被认为是高风险贷款。
5. 根据正式文件的要求，收入必须超过贷款还款的125％才能符合资格。
6. 房屋出租的租金收益需要达到收益覆盖比率（Interest Cover Ratio, ICR）的125％。
功放后级电路的分类（OTL,OCL,BTL）、特点及参数说明
功放后级电路的分类（OTL,OCL,BTL）、特点及参数说明功放后级电路的分类(OTL,OCL,BTL)、特点及参数说明关键词：功放后级电路的分类(OTL,OCL,BTL)特点介绍功放前级关心的是增益，后级关心的则是带负载能力。
通常的扬声器阻抗都是8欧，若要产生10W的输出，后级的电流输出能力就必须大于1A。
就这一点，集成运算放大器就不能胜任。
所以必须加接电流放大级。
这些电流放大级的电压增益甚至不到1，一般都是使用射级跟随器。
功放后级的输出方式后变压器输出、OTL（Output TransformerLess，无输出变压器，下图（a））、OCL （OutputCapacitorLess，无输出电容，下图（b））、BTL （BridgedTransformerLess，桥式，下图（c））等几种。
变压器输出一般用于电子管后级很少用于晶体管电路，后三种在晶体管和集成电路后级中广泛采用。
OTL电路采用单电源即可工作，所以在便携式功放中很常用，如果不加输出电容，则稳态时输出电压为0.5Vcc，所以输出电容不可省去。
但是输出电容也影响了电路的低频响应。
为了提高低频响应，OCL电路使用对称双电源供电，使稳态输出为0V，省去输出电容。
这时，加在负载上的最大电压为Vcc。
这样电源电压利用率偏低，因为整个电源电压为2Vcc。
提高利用率的方式是使用BTL电路，负载接在电桥中，两端的最大电压可达2Vcc，相同供电电压下输出功率是OCL的四倍，但是元件数量翻倍。
下图示出了BTL电路的原理。
每次都是电桥对侧桥臂上的管子同时导通和截止。
由于负载中点电压始终在0V，我们可以把BTL电路看成是两个等效负载为0.5RL的OCL电路。
现在没有人会用分立元件组装BTL后级，因为与其消耗多一倍的元件搭建电路，不如把电源电压提高一倍来提高输出功率成本低廉。
但是，集成电路工艺限制了集成功放芯片供电电压的提升。
LM4780的极限工作电压为+-42V，已经是很高了，通常工作在+-35V，这时的输出功率在50W（8欧负载）。
Belimo B213 无缝阀门数据表说明书
B213•ApplicationStainless Steel Ball and StemTechnical dataFunctional dataValve Size 0.5" [15]Fluidchilled or hot water, up to 60% glycol Fluid Temp Range (water)0...250°F [-18...120°C]Body Pressure Rating 600 psi Close-off pressure ∆ps 200 psiFlow characteristic equal percentage Servicing maintenance-free Flow Pattern 2-way Leakage rate0% for A – AB Controllable flow range 75°Cv4.7Cv Flow RatingA-port: as stated in chart B-port: 70% of A – AB CvMaterialsValve body Nickel-plated brass body Spindle stainless steel Spindle seal EPDM (lubricated)SeatPTFE Characterizing disc TEFZEL®Pipe connection NPT female ends O-ring EPDM (lubricated)Ballstainless steel Suitable actuators Non-SpringTR LRB(X)NR SpringTFRB(X)LFSafety notesWARNING: This product can expose you to lead which is known to the State of California to cause cancer and reproductive harm. For more information go to Product featuresThis valve is typically used in air handling units on heating or cooling coils, and fan coil unit heating or cooling coils. Some other common applications include Unit Ventilators, VAV box re-heat coils and bypass loops. This valve is suitable for use in a hydronic system with variable flow.B213 Flow/Mounting detailsTwo-way valves should be installed with thedisc upstream.DimensionsDimensional drawingsLRB, LRXType DN Weight [kg][kg]B213150.30A B C D E F H1H29.4" [239] 2.4" [60] 5.6" [141] 5.0" [127] 1.3" [33] 1.3" [33] 1.2" [30] 1.1" [28]TRA B C D E F3.7" [95] 2.4" [60] 5.2" [132]4.6" [117] 1.3" [33] 1.3" [33]TFRB, TFRXA B C D E F7.9" [200] 2.4" [60] 6.1" [154] 5.5" [140] 1.8" [46] 1.8" [46]LFA B C D E F6.6" [167] 2.4" [60] 5.5" [139] 4.7" [120] 1.5" [39] 1.5" [39]B213ARB N4, ARX N4, NRB N4, NRX N4A B C D E F11.4" [289] 2.4" [60]7.7" [196]7.0" [179] 3.1" [80] 3.1" [80]LRB24-SR-T Modulating, Non-Spring Return, 24 V, for DC2...10 V or 4...20 mATechnical dataElectrical data Nominal voltage AC/DC 24 VNominal voltage frequency50/60 HzPower consumption in operation 1.5 WPower consumption in rest position0.2 WPower consumption for wire sizing 3 VATransformer sizing 3 VA (class 2 power source)Electrical Connection Screw terminal (for 26 to 14 GA wire)Overload Protection electronic thoughout 0...90° rotationFunctional data Operating range Y 2...10 VOperating range Y note 4...20 mA w/ ZG-R01 (500 Ω, 1/4 W resistor)Input Impedance100 kΩ for 2...10 V (0.1 mA), 500 Ω for 4...20 mAPosition feedback U 2...10 VPosition feedback U note Max. 0.5 mADirection of motion motor selectable with switch 0/1Manual override external push buttonAngle of rotation90°Angle of rotation note adjustable with mechanical stopRunning Time (Motor)default 90 s, variableNoise level, motor35 dB(A)Position indication Mechanically, pluggableSafety data Degree of protection IEC/EN IP54Degree of protection NEMA/UL NEMA 2Enclosure UL Enclosure Type 2Agency Listing cULus acc. to UL60730-1A/-2-14, CAN/CSAE60730-1:02, CE acc. to 2014/30/EUListed to UL 2043 - suitable for use in airplenums per Section 300.22(C) of the NEC andSection 602 of the IMCQuality Standard ISO 9001Ambient temperature-22...122°F [-30...50°C]Storage temperature-40...176°F [-40...80°C]Ambient humidity Max. 95% RH, non-condensingServicing maintenance-freeWeight Weight 1.1 lb [0.50 kg]LRB24-SR-TServicingAccessoriesElectrical accessoriesDescriptionType Battery backup system, for non-spring return models NSV24 US Battery, 12 V, 1.2 Ah (two required)NSV-BAT Auxiliary switch 1 x SPDT add-on S1A Auxiliary switch 2 x SPDT add-onS2AFeedback potentiometer 140 Ω add-on, grey P140A GR Feedback potentiometer 1 kΩ add-on, grey P1000A GR Feedback potentiometer 10 kΩ add-on, grey P10000A GR Feedback potentiometer 2.8 kΩ add-on, grey P2800A GR Feedback potentiometer 500 Ω add-on, grey P500A GR Feedback potentiometer 5 kΩ add-on, greyP5000A GRElectrical installationINSTALLATION NOTESProvide overload protection and disconnect as required.Actuators may be connected in parallel. Power consumption and input impedance must beobserved.Actuators may also be powered by DC 24 V.Only connect common to negative (-) leg of control circuits.A 500 Ω resistor (ZG-R01) converts the 4...20 mA control signal to 2...10 V.Actuators are provided with a numbered screw terminal strip instead of a cable.Meets cULus requirements without the need of an electrical ground connection.Warning! Live electrical components!During installation, testing, servicing and troubleshooting of this product, it may be necessary to work with live electrical components. Have a qualified licensed electrician or other individual who has been properly trained in handling live electrical components perform these tasks. Failure to follow all electrical safety precautions when exposed to live electrical components could result in death or serious injury.Wiring diagrams2...10 V / 4...20 mA ControlInstallation notesDimensions。
Belimo B265 铬球阀数据表说明书
B265•ApplicationStainless Steel Ball and StemType overviewType DN B26565Technical dataFunctional dataValve size [mm] 2.5" [65]Fluidchilled or hot water, up to 60% glycol Fluid Temp Range (water)0...212°F [-18...100°C]Body Pressure Rating 400 psi Close-off pressure ∆ps 100 psiFlow characteristic equal percentage Servicing maintenance-free Flow Pattern 2-way Leakage rate0% for A – AB Controllable flow range 75°Cv210Cv Flow RatingA-port: as stated in chart B-port: 70% of A – AB CvMaterials Valve body Nickel-plated brass body Spindle stainless steel Spindle seal EPDM (lubricated)SeatPTFECharacterized disc No Disc (full flow)Pipe connection NPT female ends O-ring EPDM (lubricated)Ballstainless steel Suitable actuators Non-Spring ARB(X)SpringAFRB(X)Safety notesWARNING: This product can expose you to lead which is known to the State of California to cause cancer and reproductive harm. For more information go to Product featuresThis valve is typically used in air handling units on heating or cooling coils, and fan coil unit heating or cooling coils. Some other common applications include Unit Ventilators, VAV box re-heat coils and bypass loops. This valve is suitable for use in a hydronic system with variable flow.B265Mode of operationFlow/Mounting detailsTwo-way valves should be installed with thedisc upstream.Product featuresLocal Control SY2~12, 110vac ModDimensionsType DN B26565ARB, ARXAB C D E F H110.1" [257]5.6" [141]8.0" [203]6.0" [152]2.8" [71]2.8" [71]1.9" [48]AFRB, AFRXAB C D E F 11.5" [293]5.6" [141]8.6" [219]6.6" [168]2.0" [51]2.0" [51]ARQB, ARQXAB C D E F H1H29.9" [251]4.2" [107]8.1" [206]6.1" [155]2.3" [58]2.3" [58]0.8" [20]0.6" [15]B265AFRB N4, AFRX N4A B C D E F13.0" [330] 5.6" [141]10.3" [262]9.3" [235] 3.4" [86] 3.4" [86]ARB N4, ARX N4, NRB N4, NRX N4A B D E F11.4" [289] 5.6" [141]8.0" [203] 3.1" [80] 3.1" [80]AFRX24FootnotesOn/Off, Spring Return, Fail-Safe, AC/DC 24 VTechnical dataElectrical dataNominal voltageAC/DC 24 V Nominal voltage frequency 50/60 Hz Power consumption in operation 5 W Power consumption in rest position 2.5 WTransformer sizing 7.5 VA (class 2 power source)Electrical Connection18 GA appliance or plenum cables, 3 ft [1 m], 10 ft [3 m] or 16ft [5 m], with or without 1/2" conduit connectorOverload Protectionelectronic throughout 0...95° rotation Functional dataDirection of motion motor selectable by ccw/cw mounting Direction of motion fail-safe reversible with cw/ccw mounting Manual override 5 mm hex crank (3/16" Allen), supplied Angle of rotation 90°Running Time (Motor)75 s / 90°Running time fail-safe <20 s @ 20°C Noise level, motor 45 dB(A)Noise level, fail-safe 62 dB(A)Position indicationMechanical Safety dataDegree of protection IEC/EN IP54Degree of protection NEMA/UL NEMA 2Enclosure UL Enclosure Type 2Agency ListingcULus acc. to UL60730-1A/-2-14, CAN/CSA E60730-1:02, CE acc. to 2014/30/EU and2014/35/EU; Listed to UL 2043 - suitable for use in air plenums per Section 300.22(c) of the NEC and Section 602.2 of the IMC Quality Standard ISO 9001Ambient temperature -22...122°F [-30...50°C]Storage temperature -40...176°F [-40...80°C]Ambient humidity Max. 95% RH, non-condensing Servicingmaintenance-freeMaterialsHousing material Galvanized steel and plastic housing†Rated Impulse Voltage 800V, Type of action 1.AA, Control Pollution Degree 3Electrical installationINSTALLATION NOTESActuators with appliance cables are numbered.Provide overload protection and disconnect as required.AFRX24Actuators may also be powered by DC 24 V.Actuators may be powered in parallel. Power consumption must be observed.Parallel wiring required for piggy-back applications.Meets cULus requirements without the need of an electrical ground connection.During installation, testing, servicing and troubleshooting of this product, it may be necessaryto work with live electrical components. Have a qualified licensed electrician or other individualwho has been properly trained in handling live electrical components perform these tasks.Failure to follow all electrical safety precautions when exposed to live electrical componentscould result in death or serious injury.Wiring diagramsOn/Off。
Belimo B6600S-400-250 不锈钢球和筒值机数据表说明书
•ApplicationStainless Steel Ball and StemTechnical dataFunctional dataValve Size 6" [150]Fluidchilled or hot water, up to 60% glycol Fluid Temp Range (water)0...250°F [-18...120°C]Body Pressure Rating ANSI Class 250, raised-face Close-off pressure ∆ps 310 psiFlow characteristic equal percentage Servicingmaintenance-free Maximum differential pressure (water)50 psi [345 kPa]Flow Pattern 2-way Leakage rate0% for A – AB Controllable flow range 75°Cv400Cv Flow RatingA-port: as stated in chart B-port: 70% of A – AB CvMaterialsValve body Cast iron - GG 25Spindle stainless steel Spindle seal EPDM (lubricated)SeatPTFEPipe connection 250 lb flanged O-ring EPDM (lubricated)Ballstainless steel Suitable actuators Non-Spring GRB(X)Electrical fail-safeGKRB(X)Safety notesWARNING: This product can expose you to lead which is known to the State of California to cause cancer and reproductive harm. For more information go to Product featuresThis valve is typically used in air handling units on heating or cooling coils, and fan coil unit heating or cooling coils. Some other common applications include Unit Ventilators, VAV box re-heat coils and bypass loops. This valve is suitable for use in a hydronic system with variable flow.Flow/Mounting detailsDimensionsDimensional drawingsGRB, GRXType DN Weight [kg][kg]B6600S-400-25015041A B C D E F G I Number ofBolt Holes15.3" [388]12.4" [315]15.4" [391]9.5" [241]6.3" [160]6.3" [160]10.6" [270]0.9" [22]12GKRB, GKRXA B C D E F G I Number ofBolt Holes15.3" [388]12.4" [315]15.8" [401]9.8" [248]6.3" [160]6.3" [160]10.6" [270]0.9" [22]12GRX, GKRXA B C D E F G I Number ofBolt Holes19.0" [483]12.4" [315]18.5" [470]9.5" [241]6.3" [160]6.3" [160]10.6" [270]0.9" [22]12GRX, GKRXA B C D E F G I Number ofBolt Holes19.0" [483]12.4" [315]18.5" [470]9.5" [241]6.3" [160]6.3" [160]10.6" [270]0.9" [22]12Modulating, Electrical Fail-Safe, 24 V, for DC2...10 V or 4...20 mA Control SignalTechnical dataElectrical data Nominal voltage AC/DC 24 VNominal voltage frequency50/60 HzPower consumption in operation12 WPower consumption in rest position 3 WTransformer sizing21 VA (class 2 power source) / heater 21 VAElectrical Connection18 GA plenum cable, 3 ft [1 m], with 1/2"conduit connectorOverload Protection electronic thoughout 0...90° rotationFunctional data Operating range Y 2...10 VOperating range Y note 4...20 mA w/ ZG-R01 (500 Ω, 1/4 W resistor)Input Impedance100 kΩ for 2...10 V (0.1 mA), 500 Ω for 4 (20)mA, 1500 Ω for PWM, On/Off and Floating pointOperating range Y variable Start point 0.5...30 VEnd point 2.5...32 VOptions positioning signal variable (VDC, on/off, floating point)Position feedback U 2...10 VPosition feedback U note Max. 0.5 mAPosition feedback U variable VDC variableBridging time (PF)2 sBridging time (PF) variable0...10 sPre-charging time 5...20 sDirection of motion motor selectable with switch 0/1Direction of motion fail-safe reversible with switchManual override under coverAngle of rotation Max. 95°Angle of rotation note adjustable with mechanical stopRunning Time (Motor)150 s / 90°Running time motor variable90...150 sRunning time fail-safe<35 sNoise level, motor52 dB(A)Noise level, fail-safe61 dB(A)Position indication Mechanically, 30...65 mm strokeSafety data Degree of protection IEC/EN IP66/67Degree of protection NEMA/UL NEMA 4XEnclosure UL Enclosure Type 4XAgency Listing cULus acc. to UL60730-1A/-2-14, CAN/CSAE60730-1:02, CE acc. to 2014/30/EU and2014/35/EUQuality Standard ISO 9001FootnotesBridging timeSafety dataAmbient temperature -22...122°F [-30...50°C]Ambient temperature note -40...50°C for actuator with integrated heating Storage temperature -40...176°F [-40...80°C]Ambient humidity Max. 100% RH Servicingmaintenance-freeMaterialsHousing material Die cast aluminium and plastic casing†Rated Impulse Voltage 800V, Type of action 1.AA, Control Pollution Degree 3Product featuresElectrical interruptions can be bridged up to a maximum of 10 s.In the event of a power failure, the actuator will remain stationary in accordance with the set bridging time. If the power failure is greater than the set bridging time, then the actuator will move into the selected fail-safe position.The bridging time set ex-works is 2 s. This can be modified on site in operation with the use of the Belimo service tool MFT-P.Settings: The rotary knob must not be set to the "PROG FAIL-SAFE" position!For retroactive adjustments of the bridging time with the Belimo service tool MFT-P or with the ZTH EU adjustment and diagnostic device only the values need to be entered.AccessoriesGatewaysDescriptionType Gateway MP to BACnet MS/TP UK24BAC Gateway MP to Modbus RTU UK24MOD Gateway MP to LonWorksUK24LON Electrical accessoriesDescriptionType Feedback potentiometer 140 Ω add-on, grey P140A GR Feedback potentiometer 500 Ω add-on, grey P500A GR Feedback potentiometer 1 kΩ add-on, grey P1000A GR Feedback potentiometer 2.8 kΩ add-on, grey P2800A GR Feedback potentiometer 5 kΩ add-on, grey P5000A GR Feedback potentiometer 10 kΩ add-on, grey P10000A GR Auxiliary switch 1 x SPDT add-on S1A Auxiliary switch 2 x SPDT add-onS2A Service Tool, with ZIP-USB function, for programmable andcommunicative Belimo actuators, VAV controller and HVAC performance devicesZTH USService toolsDescriptionTypeConnection cable 10 ft [3 m], A: RJ11 6/4 ZTH EU, B: 3-pin Weidmüller and supply connectionZK4-GEN Service Tool, with ZIP-USB function, for programmable and communicative Belimo actuators, VAV controller and HVAC performance devicesZTH USElectrical installationINSTALLATION NOTESActuators with appliance cables are numbered.Provide overload protection and disconnect as required.Actuators may also be powered by DC 24 V.Only connect common to negative (-) leg of control circuits.A 500 Ω resistor (ZG-R01) converts the 4...20 mA control signal to 2...10 V.Control signal may be pulsed from either the Hot (Source) or Common (Sink) 24 V line.For triac sink the Common connection from the actuator must be connected to the Hotconnection of the controller. Position feedback cannot be used with a triac sink controller; theactuator internal common reference is not compatible.IN4004 or IN4007 diode. (IN4007 supplied, Belimo part number 40155).Actuators are provided with a numbered screw terminal strip instead of a cable.Actuators may be controlled in parallel. Current draw and input impedance must be observed.Master-Slave wiring required for piggy-back applications. Feedback from Master to controlinput(s) of Slave(s).Meets cULus requirements without the need of an electrical ground connection.Warning! Live electrical components!During installation, testing, servicing and troubleshooting of this product, it may be necessaryto work with live electrical components. Have a qualified licensed electrician or other individualwho has been properly trained in handling live electrical components perform these tasks.Failure to follow all electrical safety precautions when exposed to live electrical componentscould result in death or serious injury.Wiring diagramsOn/Off Floating PointVDC/mA Control PWM ControlOverride Control Master - SlaveNEMA 4 HeaterDimensions。
Belimo B307 不锈钢球与杆技术数据表说明书
B307•Stainless Steel Ball and StemTechnical dataFunctional data Valve Size0.5" [15]Fluid chilled or hot water, up to 60% glycolFluid Temp Range (water)0...250°F [-18...120°C]Body Pressure Rating600 psiBody pressure rating note600 psiClose-off pressure ∆ps200 psiFlow characteristic A-port equal percentage, B-port modified forconstant common port flowServicing maintenance-freeFlow Pattern3-way Mixing/DivertingLeakage rate0% for A – AB, <2.0% for B – ABControllable flow range75°Cv0.3Cv Flow Rating A-port: as stated in chart B-port: 70% of A – ABCvMaterials Valve body Nickel-plated brass bodyStem stainless steelStem seal EPDM (lubricated)Seat PTFECharacterizing disk TEFZEL®Pipe connection NPT female endsO-ring EPDM (lubricated)Ball stainless steelSuitable actuators Non-Spring TRLRB(X)NRB(X) N4Spring TFRB(X)LFSafety notesWARNING: This product can expose you to lead which is known to the State of California tocause cancer and reproductive harm. For more information go to B307ApplicationProduct featuresThis valve is typically used in air handling units on heating or cooling coils, and fan coil unit heating or cooling coils. Some other common applications include Unit Ventilators, VAV box re-heat coils and bypass loops. This valve is suitable for use in a hydronic system with variable or constant flow.Flow/Mounting detailsDimensionsDimensional drawingsLRB, LRXType DN Weight [kg][kg]B307150.30AB C D E F H1H28.5" [216]2.4" [60] 5.2" [132] 4.6" [117] 1.3" [33]1.3" [33] 1.2" [30]1.1" [28]LRQB, LRQXAB C D E F H1H28.9" [226]2.4" [60]5.7" [146]5.2" [131]1.6" [40]1.6" [40]1.2" [30]1.3" [33]TRAB C D E F 3.7" [95]2.4" [60]4.8" [122]4.2" [107]1.3" [33]1.2" [31]B307LFA B C D E F7.9" [200] 2.4" [60] 5.7" [146] 5.1" [129] 1.8" [46] 1.9" [48]ARB N4, ARX N4A B C D E F11.4" [289] 2.4" [60]7.2" [184] 6.7" [169] 3.1" [80] 3.1" [80]LRX24-PC Modulating, Non-Spring Return, 24 V, 0 to 20V PhasecutTechnical dataElectrical data Nominal voltage AC/DC 24 VNominal voltage frequency50/60 HzPower consumption in operation 2.5 WPower consumption in rest position 1.2 WTransformer sizing 5 VA (class 2 power source)Electrical Connection18 GA plenum cable with 1/2" conduitconnector, degree of protection NEMA 2 / IP54,3 ft [1 m] 10 ft [3 m] and 16ft [5 m]Overload Protection electronic thoughout 0...90° rotationFunctional data Operating range Y0...20 V PhCOperating range Y note Phasecut control (PhC) is only for the positivepart of the sine wave (max. of 10 volts)Input Impedance8000 Ω (50mW)Position feedback U 2...10 VPosition feedback U note Max. 0.5 mADirection of motion motor selectable with switch 0/1Manual override external push buttonAngle of rotation90°Running Time (Motor)default 90 s, variable 90 or 150 sRunning time motor variable90 or 150 sNoise level, motor35 dB(A)Position indication Mechanically, pluggableSafety data Degree of protection IEC/EN IP54Degree of protection NEMA/UL NEMA 2Enclosure UL Enclosure Type 2Agency Listing cULus acc. to UL60730-1A/-2-14, CAN/CSAE60730-1:02, CE acc. to 2014/30/EUListed to UL 2043 - suitable for use in airplenums per Section 300.22(C) of the NEC andSection 602 of the IMCQuality Standard ISO 9001Ambient temperature-22...122°F [-30...50°C]Storage temperature-40...176°F [-40...80°C]Ambient humidity Max. 95% RH, non-condensingServicing maintenance-freeWeight Weight 1.5 lb [0.70 kg]LRX24-PC AccessoriesElectrical accessories Description TypeBattery backup system, for non-spring return models NSV24 USBattery, 12 V, 1.2 Ah (two required)NSV-BATAuxiliary switch 1 x SPDT add-on S1AAuxiliary switch 2 x SPDT add-on S2AFeedback potentiometer 140 Ω add-on, grey P140A GRFeedback potentiometer 1 kΩ add-on, grey P1000A GRFeedback potentiometer 10 kΩ add-on, grey P10000A GRFeedback potentiometer 2.8 kΩ add-on, grey P2800A GRFeedback potentiometer 500 Ω add-on, grey P500A GRFeedback potentiometer 5 kΩ add-on, grey P5000A GR Electrical installationProvide overload protection and disconnect as required.Actuators may be connected in parallel. Power consumption and input impedance must beobserved.Actuators may also be powered by DC 24 V.Only connect common to negative (-) leg of control circuits.Wiring diagramsPhasecut ControlDimensions。
Belimo B341 1.5英寸（40毫米）锂钢球与杆型阀门说明书
B341•Stainless Steel Ball and StemType overviewType DNB34140Technical dataFunctional data Valve size 1.5" [40]Fluid chilled or hot water, up to 60% glycolFluid Temp Range (water)0...250°F [-18...120°C]Body Pressure Rating400 psiClose-off pressure ∆ps200 psiFlow characteristic A-port equal percentage, B-port modified forconstant common port flowServicing maintenance-freeFlow Pattern3-way Mixing/DivertingLeakage rate0% for A – AB, <2.0% for B – ABControllable flow range75°Cv46Cv Flow Rating A-port: as stated in chart B-port: 70% of A – ABCvMaterials Valve body Nickel-plated brass bodyStem stainless steelStem seal EPDM (lubricated)Seat PTFECharacterized disc TEFZEL®Pipe connection NPT female endsO-ring EPDM (lubricated)Ball stainless steelSuitable actuators Non-Spring ARB(X)Spring AFSafety notesWARNING: This product can expose you to lead which is known to the State of California tocause cancer and reproductive harm. For more information go to B341ApplicationMode of operationProduct featuresThis valve is typically used in air handling units on heating or cooling coils, and fan coil unit heating or cooling coils. Some other common applications include Unit Ventilators, VAV box re-heat coils and bypass loops. This valve is suitable for use in a hydronic system with variable or constant flow.Flow/Mounting detailsProduct featuresSY9~12 Replacement HandwheelDimensionsType DN B34140ARB, ARXAB C D E F H1H210.0" [254]4.4" [112]7.2" [184]5.7" [146]1.7" [44]2.3" [58]0.8" [20]0.6" [15]ARB N4, ARX N4AB C D E F 11.4" [289]4.4" [112]9.3" [236]7.8" [198]3.1" [80]3.1" [80]B341ARQB, ARQXA B C D E F H1H29.9" [251] 4.4" [112]7.8" [199] 6.3" [161] 2.3" [58] 2.3" [58]0.8" [20]0.8" [20]AFRB, AFRXA B C D E F10.8" [275] 4.4" [112]7.9" [201] 6.4" [162] 2.3" [58] 2.3" [58]AFRB N4, AFRX N4A B C D E F13.0" [330] 4.4" [112]11.2" [284]9.7" [246] 3.7" [95] 3.7" [95]NEMA 4, Modulating Control, Non-SpringReturn, Direct Coupled, 24 V, Multi-FunctionTechnology®Technical dataElectrical data Nominal voltage AC/DC 24 VNominal voltage frequency50/60 HzPower consumption in operation 3.5 WPower consumption in rest position 1.3 WTransformer sizing 6 VA (class 2 power source)Electrical Connection Terminal blocksOverload Protection electronic thoughout 0...90° rotationFunctional data Operating range Y 2...10 VOperating range Y note 4...20 mA w/ ZG-R01 (500 Ω, 1/4 W resistor)Input Impedance100 kΩ for 2...10 V (0.1 mA), 500 Ω for 4 (20)mA, 1500 Ω for PWM, On/Off and Floating pointOperating range Y variable Start point 0.5...30 VEnd point 2.5...32 VOptions positioning signal variable (VDC, on/off, floating point)Position feedback U 2...10 VPosition feedback U note Max. 0.5 mAPosition feedback U variable VDC variableDirection of motion motor selectable with switch 0/1Manual override under coverAngle of rotation90°Angle of rotation note adjustable with mechanical stopRunning Time (Motor)150 s / 90°Running time motor variable90...150 sNoise level, motor45 dB(A)Position indication pointerSafety data Degree of protection IEC/EN IP66/67Degree of protection NEMA/UL NEMA 4XEnclosure UL Enclosure Type 4XAgency Listing cULus acc. to UL60730-1A/-2-14, CAN/CSAE60730-1:02, CE acc. to 2014/30/EUQuality Standard ISO 9001Ambient temperature-22...122°F [-30...50°C]Ambient temperature note-40...50°C for actuator with integrated heatingStorage temperature-40...176°F [-40...80°C]Ambient humidity Max. 100% RHServicing maintenance-freeMaterials Housing material Die cast aluminium and plastic casingFootnotes†Rated Impulse Voltage 800V, Type of action 1, Control Pollution Degree 4.AccessoriesGatewaysDescriptionType Gateway MP to BACnet MS/TP UK24BAC Gateway MP to Modbus RTU UK24MOD Gateway MP to LonWorksUK24LON Electrical accessoriesDescriptionType Battery backup system, for non-spring return models NSV24 US Battery, 12 V, 1.2 Ah (two required)NSV-BAT Service Tool, with ZIP-USB function, for programmable andcommunicative Belimo actuators, VAV controller and HVAC performance devicesZTH USService toolsDescriptionTypeConnection cable 10 ft [3 m], A: RJ11 6/4 ZTH EU, B: 3-pin Weidmüller and supply connectionZK4-GEN Service Tool, with ZIP-USB function, for programmable and communicative Belimo actuators, VAV controller and HVAC performance devicesZTH USElectrical installationINSTALLATION NOTESProvide overload protection and disconnect as required.Actuators may be connected in parallel. Power consumption and input impedance must beobserved.Actuators may also be powered by DC 24 V.Only connect common to negative (-) leg of control circuits.A 500 Ω resistor (ZG-R01) converts the 4...20 mA control signal to 2...10 V.For triac sink the Common connection from the actuator must be connected to the Hotconnection of the controller. Position feedback cannot be used with a triac sink controller; theactuator internal common reference is not compatible.IN4004 or IN4007 diode. (IN4007 supplied, Belimo part number 40155).Actuators are provided with a numbered screw terminal strip instead of a cable.Meets cULus requirements without the need of an electrical ground connection.Warning! Live electrical components!During installation, testing, servicing and troubleshooting of this product, it may be necessary to work with live electrical components. Have a qualified licensed electrician or other individual who has been properly trained in handling live electrical components perform these tasks. Failure to follow all electrical safety precautions when exposed to live electrical components could result in death or serious injury.Wiring diagramsOn/Off AC 24 V TransformerFloating Point AC 24 V Transformer (AC Only)V/mA Control AC 24 V TransformerOverride ControlDimensions。
bt50-60°拉丁标准
bt50-60°拉丁标准一、概述BT50-60°拉丁标准是一种用于描述旋转工具的标准，主要用于描述旋转工具的直径和长度。
这种标准被广泛应用于各种工业领域，如汽车制造、航空航天、电子制造等。
BT50-60°拉丁标准是一种国际通用的标准，旨在确保旋转工具的互换性和兼容性。
二、BT50-60°拉丁标准的定义BT50-60°拉丁标准是指一种特定的直径和长度规格的旋转工具。
其中，BT表示工具的直径，50和60分别表示工具的长度。
这种标准的命名方式是基于其尺寸参数，方便用户快速识别和选择合适的旋转工具。
三、BT50-60°拉丁标准的应用BT50-60°拉丁标准的应用非常广泛，主要包括以下几个方面：1.汽车制造：在汽车制造过程中，BT50-60°拉丁标准的旋转工具被广泛应用于各种机械加工和装配环节，如钻孔、攻丝、拧紧等。
2.航空航天：在航空航天领域，BT50-60°拉丁标准的旋转工具被用于各种高精度和高要求的机械加工和装配工作，如飞机零部件的钻孔、攻丝等。
3.电子制造：在电子制造领域，BT50-60°拉丁标准的旋转工具被用于各种电子设备的生产和维修，如手机、电脑等。
四、BT50-60°拉丁标准的优势BT50-60°拉丁标准作为一种国际通用的标准，具有以下优势：1.互换性：BT50-60°拉丁标准的标准化设计使得不同制造商生产的旋转工具可以互相替换，减少了用户的库存成本和更换工具的时间成本。
2.兼容性：BT50-60°拉丁标准的标准化设计使得旋转工具可以与各种不同的机器和设备兼容，提高了用户的生产效率和加工精度。
3.降低成本：由于BT50-60°拉丁标准的标准化设计，制造商可以大规模生产这种标准的旋转工具，从而降低生产成本，用户也可以通过集中采购降低采购成本。
4.安全性：由于BT50-60°拉丁标准的旋转工具具有高精度和高稳定性，使用这种标准的旋转工具可以减少操作过程中的安全风险，提高生产安全。
TBI滚珠丝杆的特性
凡一商城机械传动专家TBI滚珠丝杆的特性研磨滚珠丝杆采用了数控中频淬火，以确保硬度层的深度均匀一致，又通过精密螺纹磨床加工，其精度可达P1--P2级。
由于选用德国浮动式返向器，特别是钢球在返向过程中跨越滚道(即钢珠进入返向器后与滚道非接触)，从而保证提供的滚珠丝杆副在高速工作状态下噪音大大降低的特性。
提供的轧制滚珠丝杆，完全从THOMSON NEFF德国公司进口，特点是螺纹滚道最终硬度为HRc58-62，表面光洁度非常高，滚道齿形均匀一致，中径一致性非常好，特别是材料的纹理与螺纹方向相一致。
由于采用数控中频淬火，可保证滚道工作面有效硬化层深度(DOS)为1--2mm，更重要的其误差曲线为线性，通过数控补偿可将其精度提高到P4、P3级甚至到P2级。
滚珠丝杆是工具机和精密机械上最常使用的传动元件，其主要功能是将旋转运动转换成线性运动，或将扭矩转换成轴向反覆作用力，同时兼具高精度、可逆性和高效率的特点。
其有以下几项特征：1、圆滑的动作性滚珠丝杆具有比滑动丝杆更高的效率，所需扭矩只有30%以下。
可轻易将直线运动变换为回转运动。
滚珠丝杆即使给予预压，亦能维持圆滑的动作特性。
2、无背隙与高刚性滚珠丝杆采用哥德式(Gothic arch)满槽形状、轴方向间隙调整至极小亦能轻易转动。
3、滚珠丝杆的丝杆轴与丝母之间有很多滚珠在做滚动运动,所以能得到较高的运动效率。
与过去的滑动丝杆副相比驱动力矩达到1/3以下,即达到同样运动结果所需的动力为使用滚动丝杆副的1/3。
在省电方面很有帮助。
4、高精度的保证滚珠丝杆是用日本制造的世界最高水平的机械设备连贯生产出来的，特别是在研削、组装、检查各工序的工厂环境方面,对温度?湿度进行了严格的控制,由于完善的品质管理体制使精度得以充分保证。
5、微进给可能滚珠丝杆由于是利用滚珠运动,所以启动力矩极小,不会出现滑动运动那样的爬行现象,能保证实现精确的微进给。
6、无侧隙、刚性高滚珠丝杆可以加预压,由于预压力可使轴向间隙达到负值,进而得到较高的刚性(滚珠丝杆内通过给滚珠加预压力,在实际用于机械装置等时,由于滚珠的斥力可使丝母部的刚性增强)。
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英国 Btl 参数
BTL (Buy-to-Let) 是一种房产投资形式，在英国是一个非常流行的投资方式。
下面是BTL常见的参数和参考内容：
1. 投资收益率（Yield）：指房产出租所带来的租金收益与房产购买价格的比率，通常用百分比表示。
在英国，BTL收益率一般在4%到10%之间。
2. 贷款利率（Interest rate）：指投资者借款购买房产的利率。
由于BTL是一种风险较高的投资形式，银行通常会对BTL贷款收取较高的利率，一般在3%到5%之间。
3. 投资成本（Investment costs）：指购买和维护房产所需的费用，包括税费、律师费、翻新装修费等。
在英国，BTL投资成本通常在10%到15%之间。
4. 回报周期（Payback period）：指投资者从购买房产到收回全部投资的时间。
BTL投资的回报周期通常在十年以上。
5. 房产增值潜力（Capital growth potential）：指房产未来可能增值的潜力。
由于市场波动等原因，BTL房产的增值潜力与投资者的预期可能存在差异。
6. 税收政策（Tax policy）：指英国政府对BTL投资的税收政策。
投资者需要了解相关法规，避免因税务问题而导致损失。
7. 地理位置（Location）：BTL投资的地理位置是选择BTL房
产的一个重要因素。
一般来说，位于繁华地段、交通便捷、附近学校、医院等设施齐全的房产较易出租，也具有较高的增值潜力。
8. 房产市场趋势（Market trend）：BTL投资的市场趋势通常反映了市场对房产的预期和需求。
投资者需要了解相关信息，根据市场趋势调整投资策略，降低投资风险。