Product Overview
Technical Summary
| Parameter | Value |
|---|---|
| Module type | SM 1231, AI 8×16 bit TC |
| Analog inputs | 4; Thermocouples |
| Thermocouple types | J, K, T, E, R & S, B, N, C, TXK/XK(L) |
| Rated voltage range | -80 mV to +80 mV |
| Input resistance | ≥1 MOhm |
| Resolution with overrange | 15 bit; + sign |
| Measurement principle | integrating |
| Supply voltage, rated | 24 V |
| Typical input current | 40 mA |
| Diagnostics | Alarms, readable diagnostics, supply-voltage monitoring and wire-break detection |
| Required connection | Front connector |
Applications
- Temperature measurement: The module measures temperature using thermocouple inputs with selectable degrees Celsius or degrees Fahrenheit.
- Thermocouple signal acquisition: The module acquires thermocouple signals across the supported J, K, T, E, R, S, B, N, C and TXK/TXK(L) to GOST types.
Key Features
- Thermocouple analog inputs: 4 analog inputs support thermocouples J, K, T, E, R, S, B, N, C and TXK/TXK(L) to GOST.
- Rated input range: The thermocouple voltage range is -80 mV to +80 mV, with input resistance ≥1 MOhm.
- Resolution and measurement: Integrating measurement provides 15 bit resolution with overrange, including the + sign; smoothing is parameterizable.
- Diagnostics: The module has alarms, diagnostic alarms, readable diagnostics, supply-voltage monitoring, wire-break detection, and input and maintenance status LEDs.
- Supply and power: Rated supply voltage is 24 V; typical input current is 40 mA, backplane bus current is 80 mA at 5 V DC, and typical power loss is 1.5 W.
- SIPLUS environmental protection: The module has conformal coating, IP20 protection, and an ambient operating temperature of -20 °C to 60 °C; start-up is at 0 °C.
Frequently Asked Questions
1. How many thermocouple inputs does 6AG1231-5QF32-4XB0 have?
It has 4 analog thermocouple inputs.
2. Which thermocouple types are supported?
It supports J, K, T, E, R, S, B, N, C and TXK/TXK(L) to GOST.
3. What input voltage range is available?
The rated thermocouple voltage range is -80 mV to +80 mV, with input resistance ≥1 MOhm.
4. What connector and supply details should be checked?
A front connector is required, and the rated supply voltage is 24 V.
