Mechanical Construction
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D000029326 en g – E450 PLC 1-phase ZCX100Px – User Manual
© Gyr
3
Mechanical Construction
3.1
Case
The meter case is made of antistatic plastic (polycarbonate). The LCD dis-
play and the display key are always visible. The (optional) sliding cover
protects the optical port, pulse LED, disconnector push button and utility
sealable reset key.
The sliding cover has three positions:
•
Normal position (see
Fig. 3.1
)
•
Service position (see
Fig. 3.2
)
•
Read out position (see
Fig. 3.3
)
In the
normal position
the display and display key are visible but the opti-
cal port and disconnector push button are covered.
2
1
3
4
5
Fig. 3.1 Sliding cover in its normal position
1
Display
2
Display key
3
Sliding cover (optional)
4
Terminal cover
5
Sealable terminal cover screw
Sliding cover
