ABB|AI825|Analog Input Module
ABB AI825 3BSE036456R1 Analog Input Module
Description
ABB AI825 is a 4-channel galvanically isolated analog input module for S800 I/O systems, supporting voltage and current signals with high precision and industrial compatibility.
Features
- 4 individually isolated analog inputs
- Supports ±20 mA, 0–20 mA, 4–20 mA, ±10 V, 0–10 V, 2–10 V
- HART communication compatible
- High measurement accuracy with low temperature drift
- Designed for use with TU811, TU813, TU831 MTUs
Technical Specifications
- Type: Analog Input Module
- Channels: 4 (individually galvanic isolated)
- Resolution: 14 bit plus sign
-
Input Impedance:
- Voltage input: 10 MΩ
- Current input: 50 Ω
-
Signal Range:
- Current: ±20 mA, 0–20 mA, 4–20 mA
- Voltage: ±10 V, 0–10 V, 2–10 V
- Accuracy: Max. error 0.1%
-
Temperature Drift:
- 34–78 ppm/°C depending on signal type
- Input Filter: 115 ms (voltage), 130 ms (current)
- Update Cycle Time: < 10 ms
- Max Field Cable Length: 600 meters
- Isolation Voltage: 250 V rated, up to 3250 V d.c. isolation
-
Power Supply:
- +5 V ModuleBus: 70–100 mA
- +24 V ModuleBus: 90–110 mA
- Power Dissipation: 2.5–3.2 W
- Operating Temperature: 0 to +55 °C
- Mounting: DIN rail, S800 system
-
Dimensions:
- Width: 45 mm
- Depth: 102–111 mm
- Height: 119 mm
- Weight: 0.22 kg
ABB|AI825|Analog Input Module

ABB|AI825|Analog Input Module
ABB AI825 3BSE036456R1 Analog Input Module
Description
ABB AI825 is a 4-channel galvanically isolated analog input module for S800 I/O systems, supporting voltage and current signals with high precision and industrial compatibility.
Features
- 4 individually isolated analog inputs
- Supports ±20 mA, 0–20 mA, 4–20 mA, ±10 V, 0–10 V, 2–10 V
- HART communication compatible
- High measurement accuracy with low temperature drift
- Designed for use with TU811, TU813, TU831 MTUs
Technical Specifications
- Type: Analog Input Module
- Channels: 4 (individually galvanic isolated)
- Resolution: 14 bit plus sign
-
Input Impedance:
- Voltage input: 10 MΩ
- Current input: 50 Ω
-
Signal Range:
- Current: ±20 mA, 0–20 mA, 4–20 mA
- Voltage: ±10 V, 0–10 V, 2–10 V
- Accuracy: Max. error 0.1%
-
Temperature Drift:
- 34–78 ppm/°C depending on signal type
- Input Filter: 115 ms (voltage), 130 ms (current)
- Update Cycle Time: < 10 ms
- Max Field Cable Length: 600 meters
- Isolation Voltage: 250 V rated, up to 3250 V d.c. isolation
-
Power Supply:
- +5 V ModuleBus: 70–100 mA
- +24 V ModuleBus: 90–110 mA
- Power Dissipation: 2.5–3.2 W
- Operating Temperature: 0 to +55 °C
- Mounting: DIN rail, S800 system
-
Dimensions:
- Width: 45 mm
- Depth: 102–111 mm
- Height: 119 mm
- Weight: 0.22 kg