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3 wiring, 4 programming – Campbell Scientific HMP60 Temperature and Relative Humidity Probe User Manual

Page 17

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HMP60 Temperature and Relative Humidity Probe

Black Temperature

Signal

White

Relative Humidity Signal

Blue

Signal & Power Reference

Brown

Power

Clear Shield

FIGURE 7-1. HMP60 wiring

TABLE 7-1. Datalogger Connections


Wire Label


Color

CR800, CR3000,

CR200(X), CR23X,

CR1000


CR10(X), CR510


21X, CR7

Temp Signal

Black

Single-Ended Input

Single-Ended Input

Single-Ended Input

RH Signal

White

Single-Ended Input

Single-Ended Input

Single-Ended Input

Power & Signal

Ground

Blue G

G

Power 12V

Brown

12 V

12 V

12 V

Shield Clear

G

7.3 Wiring

Connections to Campbell Scientific dataloggers are given in Table 7-1. The
probe is measured by two single-ended analog input channels, one for
temperature and one for relative humidity.

Always connect the blue lead to the datalogger first,
followed by the black, white, and clear leads. Connect the
brown (power) lead last.

CAUTION

7.4 Programming

This section is for users who write their own datalogger programs. A
datalogger program to measure this sensor can be created using Campbell
Scientific’s Short Cut Program Builder Software. You do not need to read this
section to use Short Cut.

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