Product Description
Product Overview
| Parameter | Details |
|---|---|
| Part Number | 6ES7231-0HC22-0XA0 |
| Product Name | SIMATIC S7-200 EM 231 Analog Input Module |
| Application | Analog signal acquisition for industrial automation and process control systems, suitable for monitoring process variables like pressure, flow, level, and temperature |
| Compatibility | SIMATIC S7-200 series PLC; integrates with S7-22X CPUs and ET 200SP distributed I/O |
| Function | Provides 4 isolated analog inputs for precise data collection and control |
Functional Specifications
| Parameter | Details |
|---|---|
| Number of Inputs | 4 |
| Input Type | Analog voltage or current inputs |
| Input Ranges | Voltage: 0-5 V, 0-10 V, ±2.5 V, ±5 V, ±10 V; Current: 0-20 mA |
| Resolution | 12-bit |
| Accuracy | ±0.5% of full scale |
| Supply Voltage | Rated value (DC): 24 V; Range: 20.4 V to 28.8 V |
| Input Resistance | Voltage: 10 MΩ; Current: 250 Ω |
| Operating Temperature | 0°C to 60°C (horizontal/vertical mounting); -20°C to +60°C derating |
| Storage Temperature | -40°C to +70°C |
| Dimensions | Width: 45 mm; Height: 100 mm; Depth: 75 mm |
| Weight | Approximately 0.08 kg |
| Protection Rating | IP20 |
| Certifications | CE mark; CSA approval; UL approval; cULus |
| Standards Compliance | IEC 61131-2; EN 61000-6-4 (EMC emissions); EN 61000-6-2 (EMC immunity) |
Ordering Information
| Parameter | Details |
|---|---|
| Part Number Configuration | 6ES7231-0HC22-0XA0 (EM 231, 4 AI, 0-10 V DC, 12-bit converter) |
| Available Options | Variants for different input counts (e.g., 6ES7231-0BH22-0XA0 for 2 AI) or current inputs |
| Customization | Extended temperature range or specific certifications available upon request |