Operating Manual

IRS31Pro-UMB Operating Manual V10 / 01.2020
G. Lufft Mess- und Regeltechnik GmbH 38
Value Meaning
0
The freezing temperature mode is off, the takeover of ARS31(Pro)-UMB freezing temperature is
disabled in the sensor configuration of the IRS31Pro-UMB.
1 The freezing temperature mode is switched on, and in the IRS31Pro-UMB a valid freezing
temperature of the configured ARS31(Pro)-UMB exists.
2 The freezing temperature mode is switched on, and in the IRS31Pro-UMB exists no valid
freezing temperature of the configured ARS31(Pro)-UMB exists.
The coupling IRS31-ARS31 may be used in the IRS31 compatibility mode as well.
For best results, an IRS31Pro-UMB Firmware Version 2.3 or newer is required.