Campbell Measurement and Control Module CR10 Operator's Manual page 7

7. MEASUREMENT PROGRAMMING EXAMPLES
7.1 Single-Ended Voltage - LI200S Silicon Pyranometer ............................................................ 7-1
7.2 Differential Voltage Measurement ......................................................................................... 7-2
7.3 Thermocouple Temperatures Using the Optional CR10TCR to Measure
the Reference Temperature................................................................................................... 7-3
7.4 Thermocouple Temperatures Using an External Reference Junction .................................. 7-3
7.5 107 Temperature Probe......................................................................................................... 7-4
7.6 207 Temperature and RH Probe ........................................................................................... 7-4
Anemometer with Photochopper Output................................................................................ 7-5
7.7
7.8 Tipping Bucket Rain Gage with Long Leads ......................................................................... 7-6
7.9 100 ohm PRT in 4 Wire Half Bridge....................................................................................... 7-6
7.10 100 ohm PRT in 3 Wire Half Bridge....................................................................................... 7-8
7.11 100 ohm PRT in 4 Wire Full Bridge ....................................................................................... 7-9
7.12 Pressure Transducer - 4 Wire Full Bridge ........................................................................... 7-10
7.13 Lysimeter - 6 Wire Full Bridge ............................................................................................. 7-11
7.14 227 Gypsum Soil Moisture Block......................................................................................... 7-13
7.15 Nonlinear Thermistor in Half Bridge (Model 101 Probe) ..................................................... 7-14
7.16 Water Level - Geokon's Vibrating Wire Pressure Sensor.................................................... 7-15
7.17 Paroscientific "T" Series Pressure Transducer.................................................................... 7-19
7.18 SDM Peripherals.................................................................................................................. 7-24
7.19 Paroscientific Pressure Transducer Processing.................................................................. 7-24
8. PROCESSING AND PROGRAM CONTROL EXAMPLES
8.1 Computation of Running Average.......................................................................................... 8-1
8.2 Rainfall Intensity..................................................................................................................... 8-2
8.3 Using Control Ports and Loop to Run AM416 Multiplexer ..................................................... 8-3
8.4 Sub 1 Minute Output Interval Synched to Real Time ............................................................ 8-5
8.5 Interrupt Subroutine Used to Count Switch Closures (Rain Gage) ....................................... 8-5
8.6 SDM-A04 Analog Output Multiplexer to Strip Chart .............................................................. 8-7
8.7 Converting 0-360 Wind Direction Output to 0-540 for Strip Chart ......................................... 8-8
8.8 Use of 2 Final Storage Areas - Saving Data Prior to Event................................................... 8-9
8.9 Logarithmic Sampling Using Loops ..................................................................................... 8-10
9. INPUT/OUTPUT INSTRUCTIONS
10. PROCESSING INSTRUCTIONS
11. OUTPUT PROCESSING INSTRUCTIONS
12. PROGRAM CONTROL INSTRUCTIONS
PROGRAM EXAMPLES
INSTRUCTIONS
........................................................................................ 9-1
...................................................................................... 10-1
................................................................... 11-1
...................................................................... 12-1
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CR10 TABLE OF CONTENTS