Campbell-scientific SDM-IO16 16-Channel Input/Output Expansion Module Manuel d'utilisateur télécharger pdf (Page 31)

SDM-IO16 16 Channel Input/Output Expansion Module

;Measure the four frequencies and write to four input locations

;applying a scaling to m/s

5: SDM-IO16 (P188)

1: 00 SDM Address

2: 40 Command Code Option ;read the freq of the signals on ports 1..4

3: 0 Ports 16-13 ;port settings not used for 40

4: 0 Ports 12-9

5: 0 Ports 8-5

6: 0 Ports 4-1

7: 1 Return Code Loc [ ErrCount ] ;for return code

8: 2 First Loc [ Windspd_1 ] ;for first windspeed data

9: .05148 Mult ;Calibration to give m/s for A100L2

10: 0.0 Offset

;Measure the four pulses counts and write to four locations

;as equivalent rainfall in mm

6: SDM-IO16 (P188)

1: 00 SDM Address

2: 18 Command Code Option ;Count the pulses on ports 5..8

3: 0 Ports 16-13 ;port settings not used for 18

4: 0 Ports 12-9

5: 0 Ports 8-5

6: 0 Ports 4-1

7: 1 Return Code Loc [ ErrCount ] ;for return code

8: 6 First Loc [ Rain_1 ] ;for rain values

9: 0.2 Mult ;Typical calib for mm per tip

10: 0.0 Offset

;Example of output instructions

;Every hour

7: If time is (P92)

1: 0 Minutes (Seconds --) into a

2: 60 Interval (same units as above)

3: 10 Set Output Flag High (Flag 0)

;Fix the array ID to 100

8: Set Active Storage Area (P80)

1: 1 Final Storage Area 1

2: 100 Array ID

;Store a time stamp first

9: Real Time (P77)

1: 1110 Year,Day,Hour/Minute (midnight = 0000)

;Store average windspeeds

10: Average (P71)

1: 4 Reps

2: 2 Loc [ Windspd_1 ]

1 2 ... 26 27 28 29 30 31 32 33 34 35 36 ... 43 44

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Campbell-scientific SDM-IO16 16-Channel Input/Output Expansion Module Manuel d'utilisateur Page 31

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