Dräger Polytron C300 Gebrauchsanweisung Seite 17

6.1 Electrical installation
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The electrical installation must only be carried out by specialist
personnel paying attention to the relevant regulations for
electrical equipment.
The scope of delivery includes an approx. 2.5 metre long cable
connection (5) for the electrical installation up to the junction
box (1). Only use cables with sufficient cross-sections for
power supply and signal exchange with the control unit.
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Connect the cable from the installation kit to the connector (4)
and in the junction box (1). Connect the GND cable in the
control unit to protective earth.
The cable must be routed in a manner to obtain a "water loop"
(2) for water to drop off (see Chapter 2.1 on Page 15). Insert
the cable into the clamping device (3) at the mounting lug. Do
not stress the cable.
6.2 Sensor installation
1. Remove the sensor from the metal box.
2. Insert it into the sensing head (6).
3. Secure it with the mounting ring (7).
6.3 Connections
Cable colour Assignment
white +24 Volt
green GND
brown 0 V to 10 V output
en
Mounting
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