Description
General Information
- Model No.: SM 1231 AI4 x 13 Bits
- Article No.: H7 231-4HD32-0XB0
- Description: Analog input module, 4 inputs, 13 bits resolution
- Dimensions (WxHxD): 45 x 100 x 75 mm
- Power Consumption: 2.2W
- Current Consumption:
- SM Bus: 80 mA
- 24V DC: 45 mA
Input Specifications
- Number of Inputs: 4 (configurable for voltage or current inputs)
- Input Type: Differential voltage or current
- Input Range:
- Voltage: ±10 V, ±5 V, ±2.5 V
- Current: 0 – 20 mA
- Full-Scale Range (Data Word):
- Range: -27648 to 27648 (12-bit resolution)
- Voltage Overshoot/Undershoot:
- 32,511 to 27,649 / -27,649 to -32,512
- Current Overshoot/Undershoot:
- 32,511 to 27,649 / 0 to -4,864
- Overflow/Underflow (Data Word):
- Voltage: ±32,767 to ±32,512
- Current: ±32,767 to ±32,512 / 0 to -4,865
Data Format
- Data Format: 12 bits + signal bits (13-bit resolution)
- Max Voltage/Current Resistance: ±60V / ±40mA
- Smoothness: Configurable (None, Weak, Moderate, Strong)
- Noise Suppression: Configurable at 400 Hz, 60 Hz, 50 Hz, or 10 Hz
- Isolation (Field Side and Logic Side): None (no galvanic isolation)
- Precision (25°C/0-55°C):
- Full range: ±0.1% (25°C)
- Full range: ±0.2% (0-55°C)
Working Signal Range
- The signal plus common-mode voltage must be between +12V and -12V.
Diagnostics and Features
- Overflow/Underflow Detection: Supported
- Circuit Breaker (Current Mode Only): Not applicable