描述
ICS TRIPLEX的T3431产品完整型号为T3431-IM，是一款热电偶输入组件，也是Trusted TMR控制系统中的关键组件。以下是其产品详情：
基本信息
品牌：ICS Triplex
部件编号：T3431-IM
产地：美国
产品类型：热电偶输入组件
重量：约1000g
性能参数
安全总线功率：1.8负载单位（输入模块）
输入数量：24路差分输入
热电偶单位：摄氏度或华氏度
热电偶分辨率：十分之一或单位
热电偶烧断：向下驱动
差分输入电阻：典型值为2MΩ
输入到机箱电阻：典型值为1.1MΩ
偏置电流：典型值为100nA
共模工作范围：与机箱接地相比最大为7伏
输入过压保护：任意两个端子之间为120伏rms
响应时间（总计）：阶跃输入最大为50毫秒（0%-99%）；斜坡输入对于小于8°C/ms（15°F）的输入速率最大跟踪延迟为25毫秒
噪声抑制（传导）：正常模式在60/120Hz或50Hz时最小为70dB（跳线可选）；共模在50/60Hz时最小为100dB，其他地方最小为60dB
噪声抑制（辐射）：对讲机在距多路复用器1英尺处1瓦（任何极化）时最大误差为0.1%（范围）
ICS TRIPLEX’s T3431,also known as the T3431-IM,is a thermocouple input assembly and a key component in the Trusted TMR control system.The following are product details:
Basic Information
Brand:ICS Triplex
Part Number:T3431-IM
Place of Manufacture:USA
Product Type:Thermocouple Input Assembly
Weight:Approximately 1000g
Performance
Safe Bus Power:1.8 load units(input module)
Number of Inputs:24 differential inputs
Thermocouple Units:Celsius or Fahrenheit
Thermocouple Resolution:Tenths or Units
Thermocouple Burnout:Drive Down
Differential Input Resistance:Typical 2MΩ
Input to Chassis Resistance:Typical 1.1MΩ
Bias Current:Typical 100nA
Common Mode Operating Range:Maximum 7V from chassis ground
Input Overvoltage Protection:120V rms between any two terminals
Response Time(Total):Maximum 50ms(0%-99%)for step inputs;Maximum tracking delay of 25ms for ramp inputs with input rates less than 8°C/ms(15°F)milliseconds
Noise Rejection(Conducted):70dB minimum(jumper-selectable)normal mode at 60/120Hz or 50Hz;100dB minimum common mode at 50/60Hz,60dB minimum elsewhere
Noise Rejection(Radiated):0.1%maximum error(range)at 1 watt(any polarization)with the radio at 1 foot from the multiplexer
ABB Model: GBU72 3BHE055094R0002 Model: 3BHE055094R0002 GBU72 Model: GBU72 Model: 3BHE055094R0002 Model: 3BHE031197R0001 Model: 3BHB030310R0001 Model: 73BHE055094R0002 GBU72 Model: 73BHE055094R0002 Model: GBU72 Model: ABB PCS6000 PRODUCT FAMLIY ABB 5SHY4045L0006 3BHB030310R0001 3BHE039203R0101 GVC736CE101
