The external module ER8/EL8 expands controller and chart recorder by eight relay outputs (ER8) or logic outputs (EL8). The functions of the outputs are defined in the instrument that is connected, or via the setup program. Communication takes place through the serial interface.

External relay / logic modules for:
- DICON 40x/50x
- DICON touch
- IMAGO500
- Logoline 500d
- Logoprint 500

Module output type:
- ER8 Relay Module 3 A/250 V, 110-240 V (stock-no.: 823-9896)
- ER8 Relay Module 3 A/250 V, 20-53 V (stock-no.: 823-9899)
- EL8 Logic Module 12 V/20 mA, 110-240 V (stock-no.: 823-9893)

LED status indicators
Configuration with DIP switched
Serial interface
Screw terminals
DIN Rail mounting
IP20 protection