Campbell-scientific CS451/CS456 Pressure Transducer Uživatelský manuál stáhnout pdf (Strana 7)

Table of Contents

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1. Introduction ................................................................. 1

2. Cautionary Statements ............................................... 1

3. Initial Inspection ......................................................... 1

4. Quickstart .................................................................... 2

5. Overview ...................................................................... 5

6. Specifications ............................................................. 6

7. Installation ................................................................... 8

7.1 Installation Considerations ................................................................... 8

7.1.1 Transducer Position ...................................................................... 8

7.1.2 Vent Tube ..................................................................................... 8

7.1.3 Appropriate Water Depth .............................................................. 9

7.1.4 Dislodging Bubbles ....................................................................... 9

7.2 Installation Procedure .......................................................................... 9

7.2.1 Lower to depth .............................................................................. 9

7.2.2 Secure the Transducer ................................................................... 9

7.2.2.1 Tie Wrap/Tape .................................................................... 9

7.2.2.2 Split Mesh Cable Grip ...................................................... 10

7.2.3 Measure the Initial Elevation ...................................................... 10

7.2.4 Offset Calculation ....................................................................... 10

7.3 Wiring ................................................................................................ 11

7.3.1 SDI-12 Datalogger Connections ................................................. 11

7.3.2 RS-232 Connections ................................................................... 11

7.3.3 A150/CWS900 ............................................................................ 12

7.4 Programming ...................................................................................... 12

7.4.1 CRBasic Programming ............................................................... 12

7.4.2 Edlog Programming .................................................................... 13

8. Operation ................................................................... 13

8.1 Configuration ..................................................................................... 13

8.1.1 PC Connection Using the A200 .................................................. 14

8.1.1.1 Driver Installation ............................................................ 14

8.1.1.2 A200 Wiring ..................................................................... 14

8.1.1.3 Powering the Sensor ......................................................... 15

8.1.1.4 Determining which COM Port the A200 has been

Assigned ....................................................................... 15

8.1.2 Device Configuration Utility (version 2.03 or higher) ................ 15

8.2 SDI-12 Commands ............................................................................. 16

8.3 Measuring Multiple SDI-12 Sensors .................................................. 17

1 2 3 4 5 6 7 8 9 10 11 12 ... 47 48

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Campbell-scientific CS451/CS456 Pressure Transducer Uživatelský manuál Strana 7