Installing accessories
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Installing accessories
Various accessories are available for the Dräger Polytron 7000 transmitter and may
also be installed later.
Daisy chain kit – Cable Entry Kit
Intended use
Daisy chain kit – 83 17 282:
— For the connection of several transmitters to one bus cable (daisy chain or multi-
drop connection)
Contents of the kit
— Cable gland with nut, 4-pole orange terminal block
Preparing the docking station
● Install the docking station as described in the installation notes 90 23 760.
1 Break or drill out the prepared breakthrough for the second cable gland from the
inside of the docking station.
The hole should have a diameter of 20.5 mm.
● Check that the docking station has no loose parts, and clean it if necessary.
● Insert the nut of the cable gland into the docking station.
● Screw in the cable gland from the outside of the docking station and tighten it.
Electrical connections
● Connect the wiring as described in the installation notes for the docking
station (90 23 760).
2 Insert the 4-pole terminal block into the holder on the mounting plate.
If necessary:
● refit the raincover (protection against dust and splashing water).
Installing the measuring unit
● Install the measuring unit as described in the installation notes 90 23 759.
— Due to the second terminal block, the resistance when installing the measuring
unit is slightly higher.
Make sure that the measuring unit is fully lowered and hits the stop.
Note:
The two 4-pole terminal blocks for input (3) and output (2) are electrically con-
nected 1:1 to each other inside the transmitter.
01823758_1.eps
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01923758_2.eps
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