HE 5411 Operating Instructions
#340411 | version 1.7
27
8.6
Test Mode
The transmission of the analogue signal can be tested in Test Mode
Explosion hazard!
This function must only be used outside of EX Zones, since the housing
must be opened under voltage. Before opening the housing, make sure
that no explosive environmental conditions, such as dust, exist.
1 × short
1.
Pressing the “TEST” button once switches the analogue
outputs to 50 % (10/12 mA or 5 V).
2.
The Mode ends by itself after 300 s, and the analogue
outputs display the current measured pressure again. The
countdown from 300 s to nought and the word
“TEST” are
shown alternately on the 7-segment display.
The red LED flashes!
3
2
.
Pressing the “TEST” button again ends
the Mode immediately, before the
countdown from 300 s is over.
