Installing/mounting
4.4 Installing option modules
SITRANS VP300 with or without HART
36
Operating Instructions, 03/2011, A5E01258666-03
2.
Disconnect the power supply lines or de-energize them, see section "Connecting the
CAUTION
Observe the following prior to working on the control valve.
Danger of injury.
Prior to working on the control valve, you must move the control valve into the safety
position.
Make sure that the valve has actually reached the safety position.
If you only suspend the pneumatic auxiliary power for the positioner, the safety
position may only be reached after a certain waiting time.
3.
Remove the module cover.
4.
Remove the display module.