USER'S GUIDE____________________________________________________________________
190 _________________________________________________________________ M210704EN-F
Configuration flags are used to select some basic options of the
instrument and to manually start the sensor operations.
Table 39
Configuration Flag Registers
Name Address
Description
Standard filtering on/off
1281
1 = Filtering on
Extended filtering on/off
1282
1 = Extended filtering on
Automatic sensor purge on/off
1283
1 = Automatic purge on.
See configuration register
0773…0774 (1027).
Start-up sensor purge on/off
1284
1 = Start-up purge on
Sensor purge in progress
1285
1 = Purge in progress
(write 1 for manual start)
AutoCal in progress
1286
1 = AutoCal in progress
(write 1 for manual start)
Flags 1281 and 1282 are mutually exclusive.
Some of the configuration registers might not have an effect depending
on the instrument model and configuration.
Other configuration settings are not usually needed and are not available
using the MODBUS interface. The service cable must be used to change
other configuration settings if needed.
Exception Status Outputs
Exception status outputs (read with function code 07) tell the summary of
the DMT340 transmitter status as described in Table 40 below.
Table 40
DMT340 Exception Status Outputs
Output Name
Description
0 (0x01)
Fault status
1 = No errors
1 (0x02)
Online status
1 = Online data available
Status information is available also with register access; see section
Status Registers (Read-Only) on page 189.
