Product Overview
Technical Summary
| Parameter | Value |
|---|---|
| Module type | SM 1231, AI 8×13 bit |
| Analog inputs | 8; current or voltage differential inputs |
| Voltage input ranges | ±10 V, ±5 V, ±2.5 V |
| Current input ranges | 0 to 20 mA, 4 to 20 mA |
| Resolution | 12 bit plus sign |
| Cycle time, all channels | 625 μs max. |
| Rated supply voltage | 24 V DC |
| Required connector | Front connector |
| Protection | IP20 |
| Operating temperature | -20 °C to 60 °C |
Applications
- Analog signal acquisition: Acquires current and voltage signals through 8 differential analog inputs.
Key Features
- Analog input channels: 8 current or voltage differential inputs; cycle time for all channels: max. 625 μs.
- Supported signal ranges: Voltage: ±10 V, ±5 V, ±2.5 V. Current: 0 to 20 mA and 4 to 20 mA.
- Resolution and conversion: Resolution with overrange: 12 bit plus sign; integration time is parameterizable.
- Diagnostics: Diagnostics function, diagnostic alarms, supply-voltage monitoring, wire-break monitoring, and input-status LEDs.
- Supply and connection: Rated supply voltage: 24 V DC; required front connector; typical input current: 45 mA.
- Installation and protection: Dimensions: 45 mm × 100 mm × 75 mm; weight approx. 180 g; IP20 protection.
Frequently Asked Questions
1. How many analog inputs does the Siemens 6AG1231-4HF32-4XB0 have?
It has 8 current or voltage differential analog inputs.
2. Which signal ranges does this module support?
It supports ±10 V, ±5 V, ±2.5 V, 0 to 20 mA, and 4 to 20 mA.
3. What resolution and cycle time does it provide?
Resolution with overrange is 12 bit plus sign, and the cycle time for all channels is max. 625 μs.
4. What supply and connector are required?
The rated supply voltage is 24 V DC, and a front connector is required.
