| Manufacturer | SIEMENS |
| Manufacturer series | S7-1200 |
| Operating temperature | -20...60°C |
| IP rating | IP20 |
| Type of automation module | extension |
| Symbol | Inputs | Kind of inputs | Outputs | Kind of outputs | Usup | Body dim. |
|---|---|---|---|---|---|---|
| [V DC] | [mm] | |||||
| 6ES7221-1BF32-0XB0 | 8 | digital | - | - | 24 | 45x100x75 |
| 6ES7221-1BH32-0XB0 | 16 | digital | - | - | 24 | 45x100x75 |
| 6ES7221-3AD30-0XB0 | 4 | digital | - | - | 5 | 38x62x21 |
| 6ES7221-3BD30-0XB0 | 4 | digital | - | - | 5 | 38x62x21 |
| 6ES7222-1AD30-0XB0 | - | - | 4 | transistor | 5 | 38x62x21 |
| 6ES7222-1BD30-0XB0 | - | - | 4 | transistor | 5 | 38x62x21 |
| 6ES7222-1BF32-0XB0 | - | - | 8 | transistor | 24 | 45x100x75 |
| 6ES7222-1BH32-0XB0 | - | - | 16 | transistor | 24 | 45x100x75 |
| 6ES7222-1HF32-0XB0 | - | - | 8 | relay | 24 | 45x100x75 |
| 6ES7222-1HH32-0XB0 | - | - | 16 | relay | 24 | 45x100x75 |
| 6ES7222-1XF32-0XB0 | - | - | 8 | relay | 24 | 70x100x75 |
| 6ES7223-0BD30-0XB0 | 2 | digital | 2 | transistor | 24 | 38x62x21 |
| 6ES7223-1BH32-0XB0 | 8 | digital | 8 | transistor | 24 | 45x100x75 |
| 6ES7223-1BL32-0XB0 | 16 | digital | 16 | transistor | 24 | 70x100x75 |
| 6ES7223-1PH32-0XB0 | 8 | digital | 8 | relay | 24 | 45x100x75 |
| 6ES7223-1PL32-0XB0 | 16 | digital | 16 | relay | 24 | 70x100x75 |
| 6ES7223-3AD30-0XB0 | 2 | digital | 2 | transistor | 5 | 38x62x21 |
| 6ES7223-3BD30-0XB0 | 2 | digital | 2 | transistor | 5 | 38x62x21 |
| 6ES7231-4HA30-0XB0 | 1 | analogue | - | - | 24 | 38x62x21 |
| 6ES7231-4HD32-0XB0 | 4 | analogue | - | - | 24 | 45x100x75 |
| 6ES7231-4HF32-0XB0 | 8 | analogue | - | - | 24 | 45x100x75 |
| 6ES7231-5ND32-0XB0 | 4 | analogue | - | - | 24 | 45x100x75 |
| 6ES7231-5PA30-0XB0 | 1 | RTD | - | - | 24 | 38x62x21 |
| 6ES7231-5PD32-0XB0 | 4 | RTD | - | - | 24 | 45x100x75 |
| 6ES7231-5PF32-0XB0 | 8 | RTD | - | - | 24 | 70x100x75 |
| 6ES7231-5QA30-0XB0 | 1 | thermocouple | - | - | 24 | 38x62x21 |
| 6ES7231-5QD32-0XB0 | 4 | thermocouple | - | - | 24 | 45x100x75 |
| 6ES7231-5QF32-0XB0 | 8 | thermocouple | - | - | 24 | 70x100x75 |
| 6ES7232-4HA30-0XB0 | - | - | 1 | analogue | 5 | 38x62x21 |
| 6ES7232-4HB32-0XB0 | - | - | 2 | analogue | 24 | 45x100x75 |
| 6ES7232-4HD32-0XB0 | - | - | 4 | analogue | 24 | 45x100x75 |
| 6ES7234-4HE32-0XB0 | 4 | analogue | 2 | analogue | 24 | 45x100x75 |
| Symbol | Electrical input 1 parameters |
|---|---|
| 6ES7221-1BF32-0XB0 | 24V DC |
| 6ES7221-1BH32-0XB0 | 24V DC |
| 6ES7221-3AD30-0XB0 | 5V DC |
| 6ES7221-3BD30-0XB0 | 24V DC |
| 6ES7223-0BD30-0XB0 | 24V DC |
| 6ES7223-1BH32-0XB0 | 24V DC |
| 6ES7223-1BL32-0XB0 | 24V DC |
| 6ES7223-1PH32-0XB0 | 24V DC |
| 6ES7223-1PL32-0XB0 | 24V DC |
| 6ES7223-3AD30-0XB0 | 5V DC |
| 6ES7223-3BD30-0XB0 | 24V DC |
| 6ES7231-4HA30-0XB0 | 0...20mA, ±2.5V, ±5V, ±10V |
| 6ES7231-4HD32-0XB0 | 0...20mA, 4...20mA, ±2.5V, ±5V, ±10V |
| 6ES7231-4HF32-0XB0 | 0...20mA, 4...20mA, ±2.5V, ±5V, ±10V |
| 6ES7231-5ND32-0XB0 | 0...20mA, 4...20mA, ±2.5V, ±5V, ±10V |
| 6ES7234-4HE32-0XB0 | 0...20mA, 4...20mA, ±2.5V, ±5V, ±10V |