M-7018
8 Channel Analog Input Data Acquisition Module. Supports Current Input Types of +/-20mA (requires optional external 125 ohm resistor), Voltage Input Types: +/-15mV, +/-50mV, +/-100mV, +/-500mV, +/-1V, +/-2.5V and Thermocouple Input Types J, K, T, E, R, S, B, N, and C. Communicable over Modbus RTU and RS-485. Supports operating temperatures between -25 to 75°C (-13F ~ 167F).
Features
The M-7000 series is a family of network data acquisition and control modules that support Modbus RTU. They can be remotely controlled using a set of commands called DCON protocol. With the Modbus RTU protocol, it can easily communicate with most popular SCADA/ HMI software and PLCs.
- Indication LED Light
- For power and communication
- Over voltage protection:240Vrms
- Support Modbus and DCON Protocol
- Analog Input Channels: 8 differential
- Type: mV, V , mA
- Thermocouple: Type J, K, T, E, R, S, B, N, C
- Din Rail Mount
Specifications
| Analog Input | |
| Input Channels | 8 differential |
| Input Type | +/-15mV, +/-50mV, +/-100mV, +/-500mV, +/-1V, +/-2.5V +/-20mA (requires optional external 125 ohm resistor) Thermocouple Type J, K, T, E, R, S, B, N, C |
| Resolution | 16-bit |
| Sampling Rate | 10 Samples/ Second |
| Accuracy | +/-0.1% |
| Band Width | 15.7 Hz |
| Zero Drift | 0.5uV/°C |
| Span Drift | 25ppm/°C |
| Input Impedance | 20M Ohms |
| Common Mode Rejection | 150dB |
| Normal Mode Rejection | 100dB |
| Over Voltage Protection | +/-35V |
| Open Thermocouple Detection | No |
| Intra-module Isolation, Field to Logic | 3000 VDC |
| Interface | |
| Interface | RS-485 |
| Format | N, 8, 1 |
| Baud Rate | 1200 ~ 115200bps |
| LED Display | |
| 1 LED as Power/ Communication indicator | |
| Power | |
| Input | +10 to +30 Vdc |
| Power Consumption | 1.0W |
| Protocol | |
| Support Modbus and DCON Protocol | Yes |
| Environment | |
| Operating temperature | -25 to 75°C |
| Storage temperature | -40 to 85°C |
| Humidity | 5 to 95% RH, non-condensing |
Note: We recommend to choose M-7108Z for accurate thermocouple measurement.
Thermocouple Type
| Type | Range (°C) |
| J | -210 ~ +760 |
| K | -270 ~ +1372 |
| T | -270 ~ +400 |
| E | -270 ~ +1000 |
| R | 0 ~ +1768 |
| S | 0 ~ +1768 |
| B | 0 ~ +1820 |
| N | -270 ~ 1300 |
| C | 0 ~ 2320 |
References and Support
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