Product Overview
Technical Summary
| Parameter | Value |
|---|---|
| Module type | SM 1231, AI 8×16 bit TC |
| Analog input channels | 8; Thermocouples |
| Supported thermocouple types | J, K, T, E, R & S, B, N, C, TXK/XK(L) |
| Rated voltage input range | -80 mV to +80 mV |
| Rated supply voltage | 24 V DC |
| Maximum resolution | 15 bit; + sign |
| Typical current consumption | 40 mA |
| Diagnostics | Alarms, readable diagnostics, supply-voltage monitoring, wire-break detection |
| Protection degree | IP20 |
Applications
- Thermocouple temperature measurement: Acquires temperature signals from supported J, K, T, E, R, S, B, N, C and TXK/XK(L) thermocouples.
Key Features
- Analog input channels: 8 analog inputs for thermocouples.
- Supported thermocouples: Supports types J, K, T, E, R & S, B, N, C, and TXK/XK(L).
- Voltage input range: Rated voltage input range: -80 mV to +80 mV; input resistance ≥1 MOhm.
- Supply and consumption: Rated supply voltage: 24 V DC; typical current consumption: 40 mA; typical power loss: 1.5 W.
- Resolution and conversion: Maximum resolution with overrange is 15 bit; + sign. The measurement principle is integrating, and measured-value smoothing is parameterizable.
- Diagnostics and protection: Includes alarms, readable diagnostics, supply-voltage monitoring, wire-break detection, input-status and maintenance LEDs, and IP20 protection.
Frequently Asked Questions
1. How many thermocouple inputs does 6ES7231-5QF32-0XB0 have?
It has 8 analog thermocouple inputs.
2. Which thermocouple types and voltage range are supported?
It supports J, K, T, E, R & S, B, N, C, and TXK/XK(L), with a rated voltage input range of -80 mV to +80 mV.
3. What diagnostics are available on this module?
It has alarms, readable diagnostics, supply-voltage monitoring, wire-break detection, input-status and maintenance LEDs.
