Product Overview
Technical Summary
| Parameter | Value |
|---|---|
| Product type | SM 1231, AI 4×16 bit TC |
| Analog inputs | 4; Thermocouples |
| Supported thermocouples | J, K, T, E, R, S, N, C, TXK/XK(L) |
| Voltage range | ±80 mV |
| Measurement resolution | 15 bit; + sign |
| Rated supply voltage | 24 V |
| Typical current consumption | 40 mA |
| Typical power loss | 1.5 W |
| Required connector | Front connector |
Applications
- Thermocouple temperature measurement: Measures temperature using supported J, K, T, E, R, S, N, C, and TXK/TXK(L) to GOST thermocouples.
Key Features
- 4 thermocouple inputs: The SM 1231 provides 4 analog inputs for thermocouples.
- Supported thermocouple types: Supports J, K, T, E, R, S, N, C, and TXK/TXK(L) to GOST, with a voltage range of ±80 mV.
- Measurement resolution: Integrating measurement provides 15 bit resolution with overrange, including sign.
- Diagnostics and alarms: Provides diagnostics that can be read out, diagnostic alarms, supply-voltage monitoring, wire-break detection, and input-status and maintenance LEDs.
- Supply and connection: Rated supply voltage is 24 V. A front connector is required.
- Module dimensions and protection: The module measures 45 mm wide, 100 mm high, and 75 mm deep, with IP20 protection.
Frequently Asked Questions
1. How many thermocouple inputs does Siemens 6AG1231-5QD32-4XB0 have?
It has 4 analog thermocouple inputs.
2. Which thermocouple types are supported?
It supports J, K, T, E, R, S, N, C, and TXK/TXK(L) to GOST thermocouples.
3. What voltage range is available for the thermocouple inputs?
The voltage range is ±80 mV.
4. What diagnostics does the module provide?
It provides diagnostic alarms, supply-voltage monitoring, wire-break detection, diagnostics that can be read out, and input-status and maintenance LEDs.
5. What connector is required for this configuration?
A front connector is required.
