8
4
MECHANICAL INSTALLATION
366
Katharometer
intrinsically
safe circuits
Signal
conventional
circuits
Cable
entry
Mounting panel
thickness range
346
0-6
30
Mounting panel
display face
350
±
0.5
(Cutout)
3
View on display face of
mounting panel requirements
Area for
clamping
cams
50
70
3
278
±
0.5
(Cutout)
%H2 IN CO2
95.0
290
30
272
Monitor
case
%H2 IN AIR
95.0
Power
Input
1
2
3
Note.
All dimensions nominal
millimetres unless indicated otherwise.
Fig. 4.1 Installation Dimensions and Interconnection Positions – Model 6553 Gas Monitor Unit with Digital Displays
4.1
Locating and Mounting System Items
4.1.1
Model 6553 Gas Monitor – Fig. 4.1
The monitor must be located in the safe area of the application plant in a sheltered interior environment.
The monitor is intended to be panel mounted in a position to suit reading of the displays and with access to the rear to enable wiring
interconnections to be made. The panel preparation requirements and installation dimensions are shown in Fig. 4.1. The monitor is
secured to the panel by four cam fixings.
Summary of Contents for 6553 Series
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