Dräger Polytron 7000 Instructions For Use Manual page 33

4 Plug the connection cable into the male connector behind the display, en-
suring that the cable is not twisted.
Place the relay module on the measuring unit and snap it into position on

both sides.
In order to make this step easier, the relay cover may be removed.
5 Take care that pressure is applied only to the sleeve of measuring unit.
Pressure on the inner structure can damage the unit.
After connecting the relay module to the measuring unit:
6 Fit the cover again.
Mounting the measuring unit with relay module
7 Slide the measuring unit with relay module into the docking station and low-
er it into position, see page 25.
8 Turn the eccentric catches clockwise with an Allen key to lock the measur-

ing unit ( = approx. 180
Connecting the devices to be switched
The relay module has three 3 potential-free outputs, each capable of switch-
ing 250 V / 5 A:
— A1 relay (switches when the A1 gas alarm is active)
— A2 relay (switches when the A2 gas alarm is active)
— Fault relay (switches in the case of a device fault)
Setting the alarm thresholds: see page 64.
Connect the devices to be switched to the cable sockets.

Cable sockets of the following types may be used:
— Binder Type 692
— Amphenol Type C16-1
— Hirschmann Type CA3 LD Part No. 934–125–100
— Dräger Safety
CAUTION
o
).
Part No. 99–0210–00–04
Part No. T 3109–001
Part No. 18 90 086
Installing accessories
5
4
6
Polytron
OK
7
8
33