Features
- Relay output, (2) form A, (2) form C
- 4 channel DC digital input/counter
- Modbus RTU serial interface
- Over voltage protection
About A Series Serial Modbus I/O Modules
These modules can be used with any system that communicates using Modbus serial RTU protocol. Common features to all A Series modules include:
- Robust, yet low cost option for low I/O count or distributed I/O systems
- Detachable terminal block for easy module replacement without re-wiring
- Compatible with any Modbus RTU serial master device via RS-485, 2-wire
- Small size (72x123x35mm)
- DIN-rail or wall mount, multiple modules can stack atop each other to minimize space requirements
- High noise immunity
- Operating temperature -25~75°C
- 10~30 VDC power input, low power consumption
