Basic Information

Origin: France

Installation: Standard 35mm DIN rail

Protection level: IP20

Dimensions: 102 × 102 × 127 mm

Weight: Approximately 0.34 kg

Performance and Storage

Program memory: 34 KB Flash EPROM

Data memory: 4.4 KB battery-backed RAM

Processor: 16-bit microprocessor

Execution speed: Typical instruction approximately 1 ms

Integrated I/O

Digital input: 8 channels 24VDC (0–24VDC, 5mA), source/drain type selectable, hardware anti-shake

Digital output: 6 channels relay output

Output load: 250VAC / 2A

30VDC / 2A

Isolation: Relay contacts are electrically isolated from the system side.

Communication interface

RS232: Programming, HMI, Modbus RTU, ASCII

RS485: Multi-station network

Supported protocols: Modbus RTU, ASCII, ABB CS31 bus protocol Electrical parameters

Power Supply: 24 VDC (18–30 VDC)

Power Consumption: < 5 W (without expansion) / < 10 W (with expansion)

Operating Current: < 200 mA @ 24 VDC

Output Common Terminal (C1/C2):

C1: 24VDC/4A, 120VAC/4A, 230VAC/4A

C2: 24VDC/8A, 120VAC/8A, 230VAC/8A Environmental conditions

Operating temperature: 0 ℃ ~ +55 ℃

Storage temperature: −40 ℃ ~ +75 ℃

Humidity: 10%–90% without condensation

Certifications: CE, UL, RoHS

Main features

Integrated CPU + I/O, relay output can directly drive AC/DC loads

Up to 6 I/O modules can be expanded

Built-in real-time clock

With power supply, operation, fault, I/O status LEDs

Compatible with ABB Advant OCS, 800xA systems

Common terminal group design, allowing separate control of different voltage level loads Application scope

Small-scale automated equipment, process interlocks, building automation, relay logic modification, for scenarios where direct drive of AC contactors / solenoid valves is required, suitable for multi-voltage load mixed control scenarios