Basic Information

Origin: Sweden

Installation: 35mm standard DIN rail

Protection level: IP20

Dimensions: 102 × 102 × 127 mm

Weight: Approximately 0.8 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 about 1 ms

Integrated I/O (transistors + analog, emphasis)

Digital input: 8 channels 24VDC (source/drain type universal, hardware anti-shake)

Digital output: 6 channels transistors (NPN)

24VDC / 0.5A per point, optocoupler isolation, suitable for high-frequency DC load

Analog input: 3 channels

2 channels: ±10V voltage input

1 channel: resistance / temperature input (PT100/PT1000)

Communication interface

RS232: programming, HMI, Modbus RTU, ASCII

Supported protocols: Modbus RTU, ASCII, ABB CS31 bus

Electrical specifications

Power supply: 24 VDC (18–30 VDC)

Power consumption: ≤ 5 W (without expansion)

Built-in 24VDC sensor power supply Environmental conditions

Operating temperature: 0 ℃ ~ +55 ℃

Storage temperature: −40 ℃ ~ +75 ℃

Humidity: 10%–90% without condensation

Certifications: CE, UL, RoHS

Main features

24VDC + transistor output + 3 channels of analog integrated, high-frequency control + temperature/voltage acquisition

Up to 6 I/O modules can be expanded

Built-in real-time clock, battery-backed RAM

With power, operation, fault, I/O status LEDs Application scope

Small process control (24VDC, high-frequency operation + temperature/voltage monitoring)

Assembly line, packaging machine, sensor control

HVAC, water treatment, building automation (DC load + analog quantity)