Part Number: 07AC91 (GJR5252300R0101)
Product Type: Analog Input/Output Module
Compatible Systems: ABB AC31 Series, CS31 Fieldbus
Channel Configuration: 12-bit: 8AI + 8AO; 8-bit: 16-channel configurable AI/AO pairs
Signal Ranges: ±10 V, 0–10 V, 0–20 mA, 4–20 mA
Resolution: 8-bit / 12-bit selectable
Supply Voltage: 24 V DC
Communication: CS31 (RS-485 physical layer)
Operating Temperature: -10°C to +55°C
Protection Rating: IP20
Mounting: DIN rail (TH35)
Terminals: Pluggable screw terminals
Weight: Approx. 0.81 kg
Condition: New / Refurbished Available
Warranty: 1 Year
Description
ABB 07AC91 is a versatile analog I/O module designed for use in ABB AC31 PLC systems as a CS31 bus slave device. It provides reliable analog signal acquisition and output with two selectable operating modes:
12-bit mode: 8 analog inputs + 8 analog outputs, each channel configurable for voltage or current signals.
8-bit mode: 16 channels configurable in pairs as input or output.
The module supports a wide range of signal types including ±10 V, 0–10 V, 0–20 mA, and 4–20 mA, with channel configuration via DIP switches. It features front-mounted LED status indicators and a test button for easy diagnostics and maintenance. With pluggable screw terminals and DIN-rail mounting, it ensures convenient installation and replacement. Its robust industrial design guarantees stable performance in typical factory environments.
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