Universal Inputs; Analog Input - Siemens SITRANS DA400 Operating Instructions Manual

Operation
6.3 Measuring menu
Note
Exiting the test mode
The test mode is not automatically exited. This must be carried out manually via
parameterization. This takes place via parameters P.1 to P.4.
Note
Timers
If pre or main alarms are set in test mode, the timers count the trace function. These
counters must be manually reset if necessary.
See also
Parameter list (Page 43)
6.3.5

Universal inputs

The four universal inputs are used to monitor analog signals and digital signals for limit
values.
6.3.5.1

Analog input

Introduction
You may use external transmitters with the following analog output signals:
● Analog signal 0-20 mA
● Analog signal 4-20 mA
Condition
The measurement channel must be configured as an analog input. The measurement
channel is configured as an analog input if the parameter P.26 to P.29 associated with the
measurement channel is set to the value "0-20", "4-20", "20-0" or "20-4".
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SITRANS DA400 for oscillating positive displacement pumps with protection against explosion
Operating Instructions, 10/2007, A5E00841127-01