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HMP45C Temperature and RH Probe

Table 6. Wiring for Single-ended

Measurement Examples

Description Colour CR1000 CR10(X)

Temperature White SE 2 (1L) SE 3 (2H)

Relative Humidity Green SE 1 (1H) SE 4 (2L)

Signal Reference Blue AG

Jumper from

SW12V Control

N/A C1

Power Red SW12 V SW12 V

Power Ground Black AG

Shield Clear G

NOTE: These wire colours differ from HMP45C probes supplied in the USA.

CR1000 Program using Single-Ended Measurement Instructions Using SW12 on Datalogger

'CR1000 program to measure HMP45C with single-ended measurements

Public AirTC

Public RH

DataTable(Temp_RH,True,-1)

DataInterval(0,60,Min,0)

Average(1,AirTC,IEEE4,0)

Sample(1,RH,IEEE4)

EndTable

BeginProg

Scan(1,Sec,1,0)

'HMP45C Temperature & Relative Humidity Sensor measurements AirTC and RH:

SW12 (1 )

Delay(0,150,mSec)

VoltSE(AirTC,1,mV2500,2,0,0,_50Hz,0.1,-40.0)

VoltSE(RH,1,mV2500,1,0,0,_50Hz,0.1,0)

SW12 (0)

If RH>100 And RH<108 Then RH=100

CallTable(Temp_RH)

NextScan

EndProg

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Campbell HMP45C Guida Utente Pagina 16