Siemens SIMATIC S7-1200
6ES7231-5QA30-0XB0
SIMATIC S7-1200, SB 1231 TC, 1 thermocouple input.
- Application
- S7-1200 original
- Accessory type
- Signal boards
- Option
- SB 1231 TC, 1 thermocouple input

Product specification
6ES7231-5QA30-0XB0
SIMATIC S7-1200, SB 1231 TC, 1 thermocouple input.
Dimensions & specifications
Accessories are matched to individual parts. A shared manufacturer or frame size alone does not establish compatibility.
Accessories & related parts
6ES7231-5QA30-0XB0 — specifications & documents
SIMATIC S7-1200, SB 1231 TC, 1 thermocouple input.
| Generation | S7-1200 original |
|---|---|
| Accessory type | Signal board |
| Module | SB 1231 TC |
| Channels / signal | 1 thermocouple input |
| Installation | Plugs into CPU board slot; does not add separate DIN rail width |
| Dimensions (W × H × D) | 38 × 62 × 21 mm |
Fits these parts
- 6ES7211-1AE40-0XB0 SIMATIC S7-1200, CPU 1211C, DC/DC/DC, 20.4–28.8 V DC; 6 digital, 24 V DC; 4 transistor outputs.
- 6ES7211-1BE40-0XB0 SIMATIC S7-1200, CPU 1211C, AC/DC/Relay, 85–264 V AC; 6 digital, 24 V DC; 4 relay outputs.
- 6ES7211-1HE40-0XB0 SIMATIC S7-1200, CPU 1211C, DC/DC/Relay, 20.4–28.8 V DC; 6 digital, 24 V DC; 4 relay outputs.
- 6ES7212-1AE40-0XB0 SIMATIC S7-1200, CPU 1212C, DC/DC/DC, 20.4–28.8 V DC; 8 digital, 24 V DC; 6 transistor outputs.
- 6ES7212-1BE40-0XB0 SIMATIC S7-1200, CPU 1212C, AC/DC/Relay, 85–264 V AC; 8 digital, 24 V DC; 6 relay outputs.
- 6ES7212-1HE40-0XB0 SIMATIC S7-1200, CPU 1212C, DC/DC/Relay, 20.4–28.8 V DC; 8 digital, 24 V DC; 6 relay outputs.
- 6ES7214-1AG40-0XB0 SIMATIC S7-1200, CPU 1214C, DC/DC/DC, 20.4–28.8 V DC; 14 digital, 24 V DC; 10 transistor outputs.
- 6ES7214-1BG40-0XB0 SIMATIC S7-1200, CPU 1214C, AC/DC/Relay, 85–264 V AC; 14 digital, 24 V DC; 10 relay outputs.
- 6ES7214-1HG40-0XB0 SIMATIC S7-1200, CPU 1214C, DC/DC/Relay, 20.4–28.8 V DC; 14 digital, 24 V DC; 10 relay outputs.
- 6ES7215-1AG40-0XB0 SIMATIC S7-1200, CPU 1215C, DC/DC/DC, 20.4–28.8 V DC; 14 digital, 24 V DC; 10 transistor outputs.
- 6ES7215-1BG40-0XB0 SIMATIC S7-1200, CPU 1215C, AC/DC/Relay, 85–264 V AC; 14 digital, 24 V DC; 10 relay outputs.
- 6ES7215-1HG40-0XB0 SIMATIC S7-1200, CPU 1215C, DC/DC/Relay, 20.4–28.8 V DC; 14 digital, 24 V DC; 10 relay outputs.
- 6ES7217-1AG40-0XB0 SIMATIC S7-1200, CPU 1217C, DC/DC/DC, 20.4–28.8 V DC; 10 × 24 V DC + 4 × RS422/485 differential inputs; 6 × 24 V DC + 4 × RS422/485 differential outputs outputs.
