Hach-Lange 3798-S sc - Manual (Page 13)

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Section 4 Installation
4.1 Connecting sensor cable
You can connect the sensor cable to the controller very easily using the plug.
Retain the protective cap for the socket in case you need to remove the sensor in
the future. Connecting cables are available in the lengths 5 m, 10 m, 15 m, 20 m,
30 m and 50 m. From a length of 100 m a bus termination box must be integrated
(see
Section 8 Spare parts ).
Fig. 1 Connection of the sensor plug to the controller
Fig. 2 Sensor connector pin assignment
Number Description Cable colour
1 +12 VDC brown
2 Ground black
3 Data (+) blue
4 Data (–) white
5 Screen Screen (grey)
6 Notch
1
2 3
4
5
6