5 Getting Started
5.3 Electrical Connection
77SICAM P850/P855, 7KG85xx, Device Manual
E50417-H1040-C482-A6, Edition 10.2018
5.3.2 Electrical Connection of SICAM P850/P855
Figure 5-4 Terminal Connection of the Supply Voltage at the SICAM P850/P855
NOTE
The electrical terminal connections of the device models are identical. They are described at the example of
the SICAM P850/P855 with RS485 interface.
Terminal connection
of the supply voltage
DANGER
Hazard due to high voltage
Non-observance will lead to death or serious injury.
Work may only be carried out by trained personnel (see Preface) who are familiar with and observe the safety
requirements and precautions.
Work may never be carried out if there is any hazardous voltage present.
✧ De-energize the device.
✧ Isolating device: Connect a suitable isolating device upstream to de-energize the device. The isolating
device must be installed near the device, it must be easily accessible to the user and it must be marked
as an isolating device for the device.
✧ Secure the supply voltage with an approved (UL/IEC) fuse: 1.6 A, type C.
✧ If a melting fuse is used, a suitable approved (UL/IEC) fuse holder has to be used.
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