Interface; Modbus /Jbus - JUMO 202550 Operating Instructions Manual

32.1 MODbus /Jbus

This interface can be used to integrate the controller into a data network. The
following applications, for instance, can be implemented:
- Process visualization
- Plant/system control
- Recording/data logging
mV
°C
The bus system is designed around the master-slave concept. A master
computer can communicate with up to 31 controllers or other devices (slaves).
The interface is a serial interface using the RS422 or RS485 standards.
The following data protocols may be used:
- MODbus /Jbus protocol
This interface can only be retrofitted at the factory.
K1 K2 K3 K4 K1 K2 K3 K4
pH
°C
CAL CAL
PGM EXIT PGM EXIT

32 Interface

K1 K2 K3 K4
mS
°C
CAL
PGM EXIT
91