SolarTemp 850 / 851
Electrical Connection
Technical changes reserved
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5 Electrical Connection
5.1 Temperature Sensor
Connection
Screw the plug of the temperature sensor onto the socket of the SolarTemp 850 / 851.
Tighten the knurled nut of the plug with a tightening torque of max. 1 Nm.
Wiring
The SolarTemp 850 / 851 is used as a local display with a single temperature sensor
(1x Pt1000 / 2-wire / class B).
When using the transmitter output, a double temperature sensor (2x Pt1000 / 2-wire /
class B) is required.
IMPORTANT
When using self-assembly connectors, note the following pin assignment and
connection diagrams.
Pin assignment:
Pin 1 / 2: Pt1000 for the display.
Pin 3 / 4: Pt1000 for the transmitter 4…20 mA.
Connection diagram for the display:
Transmitter 4…20 mA:
Note: The colours refer to connection cables by SIKA.
