Kipp&Zonen POM-02 Sky Radiometer - Manual (Page 4)

5) Connect the rain sensor.
6) Connect the cable , , and the sun sensor . Assemble all cables into mesh cover not to tangle.
7) Connect the communication cable(RS422) and then the power cable(AC3P).
Immediately after connecting power
cable, tracker starts origin searching. Be careful of the rotating tracker and obstacle around its rotating area. If
tracker doesn’t start rotating performance, it means there is any cable connection lack or mechanical trouble.