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Dräger Polytron SE Ex PR M1 DQ Gebrauchsanweisung Seite 33

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4.2.4.2
PointGard 2200
A1
A2
The line resistance per wire is not permitted to exceed 2 Ohms.
This results in the following maximum distances for the different wire cross-
sections:
Wire cross-section
1.0 mm
Max. line length
30 m
A remote application can be connected to the device via a 3-wire or 5-wire
cable. The cables must be shielded.
6-pin push-in connector
For remote applications, a 6-pin push-in connector(order no. 18 96 119) and
spare part sets (order no. 83 26 496) are available. The spare parts sets contain
ferrules and 2 cable parts.
Wiring table of remote CatEx push-in connectors
The table shows the assignments between the connection points in the sensing
head or junction box and the pins in the 6-pin connector.
Push-in con-
Sensing head connection point
nector pin
number
1
Cable shielding
2
1
3
1
4
2
5
3
6
3
1. Unfasten the screws and open the cover.
2. Remove the plug from the connector for the sensor.
3. Lay the cables of the sensing head or junction box through the connector for
the sensor.
4. Remove insulation leaving 5 to 7 mm.
5. Fit ferrules onto the cable braid.
Installation & commissioning
2
2
1.5 mm
2.5 mm
50 m
75 m
Wire colour in the junc-
tion box
-
brown
brown
yellow
black
black
2

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