Campbell-scientific 0871LH1 Freezing Rain Sensor Manual de usuario descargar pdf (Pagina 10)

9 Wiring

The wiring of the 0871LH1 will depend on the required communication

outputs of your application. If you require the use of the discrete outputs

of the 0871LH1, then refer to section 9.1. If you require the use of the RS-

422 output, then refer to section 9.2.

Please contact a Certified Electrician to properly install the C2673 power

supply. All electrical connections and housings must be installed by a

Certified Electrician.

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9.1

0871LH1CBL-L Wiring for Discrete Output

Table 2. Datalogger Connections

Description Pin Colour CR3000/CR1000 CR10X/CR510

Ice F Blue C1 C1

Status G Yellow C2 C2

RS422 A D White N/C N/C

RS422 B E Brown N/C N/C

Power Reference B Black G G

Case GND C Green G G

5V Power Purple 5V 5V

Shield Clear G G

The 5VDC connection must be made to avoid damage to the 0871LH1.

Isolate wires that are not connected as they will cause problems if shorted

to ground.

NOTE:

WARNING:

Table 3. Power Connections to Terminal Expander

Description Pin Colour Connection

24VDC A Red V+

24VDC Return B Black V-

1 2 ... 5 6 7 8 9 10 11 12 13 14 15 ... 30 31

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Campbell-scientific 0871LH1 Freezing Rain Sensor Manual de usuario Pagina 10