Campbell SC932A Product Manual Download Page 10

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SC932A CS I/O to RS-232-DCE Interface

FIGURE 4-2. Installation of Spark Gap Protection

Occasionally, a customer needs to transmit data across longer or smaller

ge wires or at higher speeds than can be done with the RAD modem

boost the signals enough to meet some of these more demanding

applications. Please contact RAD for more information.

Summary of Contents for SC932A

Page 2: ...under guarantee or not Please state the faults as clearly as possible and if the product is out of the guarantee period it should be accompanied by a purchase order Quotations for repairs can be give...

Page 3: ...cell phones and aerials may also not be applicable according to your locality Some brackets shields and enclosure options including wiring are not sold as standard items in the European market in some...

Page 4: ...beginning work Wear a hardhat and eye protection and take other appropriate safety precautions while working on or around tripods and towers Do not climb tripods or towers at any time and prohibit cl...

Page 5: ...ions 1 General Description 1 2 Specifications 2 3 Installation 3 4 RAD Modem Application 3 4 1 RAD Modem Two Way 4 4 2 RAD Modem Wiring and Grounding 4 4 3 Testing RAD Modem Communication 6 Figures 1...

Page 6: ...the 5 V supply on pin 1 of the data logger s CS I O port The SC932A will use the 5 V supply to power the RS 232 modem if needed Two way interactive communication The SC932A is frequently used with a s...

Page 7: ...Ground 6 In DSR Data Set Ready No Connection 7 Out RTS Request to Send Modem Enable 8 In CTS Clear to Send No Connection 9 In Ring Rings Data Logger CS I O 9 Pin Male Connector Pin out Pin No I O Nam...

Page 8: ...oper transient protection should be installed to protect the computer and data logger in areas where damage due to lightning is possible If this is a RAD modem application see Section 4 2 RAD Modem Wi...

Page 9: ...ollows 1 Set the DCE DTE switch on the back of the RAD modem connected to the SC932A to DCE For a RAD modem connected to a PC set the DCE DTE switch to DCE For a RAD modem connected to a serial printe...

Page 10: ...stomer needs to transmit data across longer or smaller gauge wires or at higher speeds than can be done with the RAD modem powered by the SC932A RAD does sell a 9 volt power supply that will boost the...

Page 11: ...em at the data logger end Twist together the XMT wire and RCV wire twist together the XMT wire and the RCV wire Repeat the process of step 1 by pressing a key on the computer keyboard If the key press...

Page 12: ...nfo campbellsci fr www campbellsci fr Germany Location Phone Email Website Bremen Germany 49 0 421 460974 0 info campbellsci de www campbellsci de India Location Phone Email Website New Delhi DL India...