Testing The Safety Switch - Heidolph Hei-VOLUME Distimatic Pro Betriebsanleitung

Commissioning

Testing the safety switch

The function of the integrated safety switch can be tested with the test function
Safety switch
.
The safety switch is activated when a defined system overpressure is reached during
compressor operation. When the safety switch is activated, the compressor is shut
down so that the system pressure can be released.
System check
➜
Open the
➜ In the footer, touch the function button
function (button changes to orange).
Start test
➜
Touch the
➜ Confirm the subsequent confirmation prompt with
test:
– During the test, the compressor is used to build up pressure in the system.
After a certain time has elapsed, the pressure mode valve is automatically
switched to vacuum mode by software and the compressor line is blocked
abruptly.
➜ A corresponding error message is displayed if the safety switch does not trigger.
➜ If the safety switch triggers correctly,
appears.
If the safety switch triggers correctly, the standard error message
for switching off the system after the safety switch has been trig-
gered also appears!
Follow the instructions on the display.
➜
The test can be stopped at any time by
➜ Close the menu with
menu.
Safety switch
function button.
The safety switch works properly
Stop test
ok
.
125
to activate the test
ok
to perform the safety switch
.