Campbell SC932A Manuál s instrukcemi stáhnout pdf (Strana 3)

SC932 Table of Contents

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1. General Description....................................................1

2. Specifications .............................................................2

3. Installation...................................................................3

3.1 Two Way Communication ........................................................................3

3.2 One Way Communication.........................................................................4

3.3 Two Way or One Way Communication....................................................4

3.4 Jumper Descriptions..................................................................................6

4. RAD Modem Application ............................................7

4.1 RAD Modem - Two Way..........................................................................7

4.2 RAD Modem - One Way ..........................................................................8

4.3 RAD Modem - Two Way or One Way .....................................................9

4.4 RAD Modem Wiring and Grounding........................................................9

4.5 Testing RAD Modem Communication ...................................................11

Figures

1. SC932 9-Pin to RS-232-DCE Interface ......................................................1

2. SC932 Jumper Locations ............................................................................5

3. SC932 Jumper Descriptions........................................................................5

4. Two Way Communication ..........................................................................7

5. One Way Communication...........................................................................8

6. Two Way or One Way Communication......................................................9

7. Installation of Spark Gap Protection.........................................................10

Table

1. Approximate Range, miles and km.............................................................7

1 2 3 4 5 6 7 8 ... 17 18

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Campbell SC932A Manuál s instrukcemi Strana 3