Campbell-scientific HMP45C Temperature and RH Probe Manuel d'utilisateur télécharger pdf (Page 21)

Appendix A. Wiring for Older HMP45C

Probes

Color Description

Yellow Temperature Signal

Blue Relative Humidity Signal

Purple Signal Reference

Orange Power Control

Red Power

Black Power Ground

Shield Shield

FIGURE A-1. HMP45C Probe to Datalogger Connections

TABLE A-1. Connections for Single-Ended Measurements for Old Wiring Configuration

Color

Description

CR10(X), CR510,

CR500

CR1000, CR3000

CR800, CR9000,

CR23X

21X, CR7

Yellow Temperature Single-Ended Input Single-Ended Input Single-Ended Input

Blue Relative Humidity Single-Ended Input Single-Ended Input Single-Ended Input

Purple Signal Reference AG

Orange Power Control Control Port Control Port Control Port

Red Power 12 V 12 V 12 V

Black Power Ground AG

Clear Shield G

A-1

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Campbell-scientific HMP45C Temperature and RH Probe Manuel d'utilisateur Page 21