Optional additional function
6.3.1
Inserting the battery
NOTICE
!
Incorrect installation or removal of the 1.5 V
battery will damage the differential pressure
meter.
Before inserting or removing the 1.5 V bat-
tery, disconnect the power supply.
Î See Fig. 15
1. Disconnect the signal lines for the power
supply.
2. Undo the five screws on the cover and
remove the cover.
3. Place the 1.5 V battery in the battery
compartment.
Î Observe the correct polarity. A battery
symbol with plus and minus signs on the
battery compartment indicates the polar-
ity.
4. Place on the cover and fasten it.
5. Connect the power supply of the differ-
ential pressure meter.
50
EB 9510 EN