Endress+Hauser Liquiline CM44 series - Verifying the Connection; Modbus TCP

SD01189C/07/EN/04.17
Endress+Hauser
15
4.2.1 Verifying the connection
The measuring device implements the ICMP protocol. The "ping" command allows you to check if the
measuring device is accessible via the network.
4.3 Modbus TCP
The parameters are located in Setup/General settings/Extended setup/Modbus/Settings.
Parameter
Default value
Selection
Transmission Mode
247
1 … 247
Byte order
1-0-3-2
1-0-3-2, 1-0-2-3, 2-3-0-1, 3-2-1-0
Watchdog
5 s
0 … 999, 0 = Watchdog ist deaktiviert
If the device does not receive a valid MODBUS request
telegram, a diagnostic code S969 (Modbus Watchdog) and
the red BF LED are set. The next valid Modbus request will
remove this diagnose.