8 | Functions Baumer
42 Operating Manual OM20/ OM30 RS485 with Modbus RTU | V1
8.13 Resetting the sensor
The sensor can be reset to the factory settings (see Factory settings [}21]).
Modbus RTU command – holding register: factory reset
Address 503 – Sensor Reset:
Address Access
Number of
registers Data type Description
503 Write 1 x Reset the sensor to the factory set-
tings: Call up the function by writing
any number.
8.14 Individual sensor identification
You have the option of giving the sensor various individual identifiers in order to uniquely iden-
tify the sensor. An identification of the sensor can be stored in relation to the application, the
function, or the place of use as well.
Modbus RTU command – holding register: identification
Address 1050 – App Specific Tag:
Address Access
Number of
registers Data type Description
1050 Read/write 16 STRING[] Enter use of the sensor.
Address 1066 – Function Specific Tag:
Address Access
Number of
registers Data type Description
1066 Read/write 16 STRING[] Enter function of the sensor.
Address 1082 – Location Tag:
Address Access
Number of
registers Data type Description
1082 Read/write 16 STRING[] Enter location of the sensor.