Installing/Removing The Lcd Display - ABB PGS100 Operating Instruction

P G S 1 0 0 A N D PA S 1 0 0 | P R E S S U R E T R A N S M I T T E R S | O I/ P G S/ PA S 1 0 0 - E N R E V. A

Installing/Removing the LCD display

The LCD display is attached to the electronic board of the
pressure transmitter. The LCD display can be replaced, e.g., if
defective.
WARNING - RISK OF BURNS
The connection head can be become very hot as a result of
the process. There is a danger of burns.
Power off the transmitter before replacing the LCD display.
The transmitter atmosphere may be explosive. Risk of
explosion!
1 Unscrew the housing cover of the transmitter.
2 For replacement carefully remove the LCD display from the
inset connector of the transmitter. The LCD display just stay
in position on the electronic board and is firmly kept by
properly screwing the housing cover. Take care to avoid any
damage when removing the cover, due to possible detaching
of the LCD which can also cause the flat cable extension.
3 The length of the flat cable allows to carry out the wiring
connection to the terminals without disconnecting the LCD
display.
4 No tools are required to insert the LCD connector of the
replacement display. Carefully insert without forcing to
avoid wrong positioning and make sure the black connector
of the flat fits into the connector on the electronic board, as
shown in the following photo.
5 Make sure that the connector is fully inserted.
IMPORTANT
Carefully insert the flat connector following the required
polarity.
Following this, the position of the LCD display can be adjusted
to suit the installation position of the transmitter, to ensure
that the display is legible.
The LCD display can be rotated with increments of 5°.
IMPORTANT
Make sure the flat ribbon cable does not get twisted or torn
when rotating the LCD display.
IMPORTANT
Take care not to pinch the flat ribbon cable when rotating the
LCD display.
6 Screw on the housing cover for the transmitter.
IMPORTANT
Gently push the LCD display to ensure its positioning as
needed, while tightening the housing cover.
19