泓格科技I-7018/M-7018是一个8通道模拟输入模块，提供电流和电压输入以及热电偶输入。I-7018 R/M-7018 R是I-7018/M-7018升级版，包括一个极高质量的保护机制，其过电压保护可高达240伏。I-7018 R/M-7018 R更适合于极端恶劣的环境，新增加的开放式热电偶检测特性使I-7018 R/M-7018 R比以往任何时候都更具吸引力。I-7018/M-7018/I-7018 R/M-7018 R还具有4千伏的静电保护和3000 V的保护功能。直流电模块内隔离。M-7018和M-7018R的规范与I-7018和I-7018R相同，但为Modbus RTU协议和DCON协议提供了额外的支持。
- I-7018
- &plu***n;120 V直流电过电压保护
- 8通道差分或6通道差分和2通道单端模拟输入
- I-7018 R和M-7018 R
- 电流、电压或热电偶输入
- 3000 V直流电模块内隔离
- 双看门狗
- 宽工作温度范围：-25至+75℃
| Models |
I-7018 |
I-7018R |
M-7018 |
M-7018R |
| Analog Input |
| Channels |
6 Differential and 2 Single-ended, or 8 Differential |
8 Differential |
8 Differential |
8 Differential |
| Wiring |
Differential |
| Sensor Types |
Thermocouple |
J, K, T, E, R, S, B, N, C |
| Voltage |
&plu***n;15 mV, &plu***n;50 mV, &plu***n;100 mV, &plu***n;500 mV, &plu***n;1 V, &plu***n;2.5 V |
| Current |
&plu***n;20 mA, 0 ~ +20 mA, +4 ~ +20 mA (requires an optional external 125 Ω resistor) |
| Resolution |
16-bit |
| Accuracy |
0.1% of FSR |
| Sampling Rate |
10 Hz (Total) |
| Input Impedance |
> 400 kΩ |
| Common Voltage Protection |
25 VDC |
200 VDC |
25 VDC |
200 VDC |
| Individual Channel Configuration |
- |
| Overvoltage Protection |
&plu***n;120 VDC |
240 Vrms |
&plu***n;120 VDC |
240 Vrms |
Open Wire Detection
(for thermocouple only) |
- |
Yes |
- |
Yes |
| Temperature Output C***istency |
- |
| Stable Temperature Output in the Field |
- |
|
| Note: For highly-accurate thermocouple measurement, ICP DAS recommends selecting the I-7018Z/I-7019Z module,which features automatic cold-junction compensation for each channel, ensuring c***istent and stable temperature output. |
