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Summary of Contents for Campbell Campbell Scientific SC532A
- Page 1 SC532A 9-Pin Peripheral to RS232 Interface Revision: 4/09 C o p y r i g h t © 1 9 9 8 - 2 0 0 9 C a m p b e l l S c i e n t i f i c , I n c .
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Page 2: Warranty And Assistance
Warranty and Assistance The SC532A 9-PIN PERIPHERAL TO RS232 INTERFACE is warranted by CAMPBELL SCIENTIFIC, INC. to be free from defects in materials and workmanship under normal use and service for twelve (12) months from date of shipment unless specified otherwise. Batteries have no warranty. - Page 3 SC532A Table of Contents PDF viewers note: These page numbers refer to the printed version of this document. Use the Adobe Acrobat® bookmarks tab for links to specific sections..................1 1. Function ............1 2. Physical Description ................ 2 3.
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- Page 5 Interface 1. Function The SC532A Peripheral Interface connects an IBM® PC compatible computer, with appropriate software, to certain Campbell Scientific datalogger peripherals including phone modems (COM200, COM210, COM220), storage modules (SM4M/16M, SM192/716), MD9 multi-drop interface, and Seimac SCD/Argos satellite transmitter.
- Page 6 SC532A 9-Pin Peripheral to 9-Pin RS232 Interface 3. Specifications A) 5 Volt Peripherals require 6 − 17 VDC Input voltage (to POWER jack) B) 12 Volt Peripherals require 12 − 17 VDC Barrel connector: inner bore (+), outer sleeve (−) (factory 120 V AC adapter supplies 12 VDC unregulated @ 1A) Output voltages...
- Page 7 FIGURE 2. Connection Block Diagram (9-pin cable, side power jack) FIGURE 3. DC Cable for 12 VDC Datalogger Connection 4. Hardware Connections Figure 2 shows the connection from a Campbell Scientific peripheral to a PC’s 9-pin RS232 COM port via SC532A and data cables. 5. Operation A CSI peripheral's logic levels (0V low, 5V high) are converted to RS232 levels (−10V and +10V respectively) by the SC532A.
- Page 8 SC532A 9-Pin Peripheral to 9-Pin RS232 Interface 6. Portable Battery Power The 14020 and 14291 field cables are available for remote sites lacking 120 VAC. The 14020 field cable is equipped with a DB9 for connection to the datalogger’s CS I/O port. The 14291 cable terminates in two wires for attachment to the 12 V and power ground terminals of the datalogger or 12 Vdc power supply.
- Page 9 SC532A 9-Pin Peripheral to 9-Pin RS232 Interface TABLE 1. SC532A Power Supply Connector Barrel Connector Polarity and Size Inner Conductor (bore) (+) 6 to 17 VDC (see Section 2) Outer Conductor (sleeve) (−) GND O.D is 5.5mm (0.216 in.) I.D. is 2.5mm (0.098 in.) Sleeve length = 11.5mm (0.453 in.) or more TABLE 2.
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Page 11: Appendix A. Pin Description
Appendix A. Pin Description The SC532A 9-pin female port is configured as Data Communications Equipment (DCE) for direct cable connection to Data Terminal Equipment (DTE) such as an IBM-PC serial port. The pin descriptions of the SC532A PC and PERIPHERAL connectors are listed in the following table. - Page 12 Appendix A. Pin Description TABLE A-2. DTE 25 Pin Configuration PIN= 25-pin number Abbreviation for the function name Signal Into the computer Signal Out of the computer Function Frame Ground. Transmit Data: Characters are transmitted from the computer on this line. Receive Data: Characters transmitted by a peripheral are received on this line.
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Page 13: Appendix B. Schematic
Appendix B. Schematic... - Page 14 This is a blank page.
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Page 15: Appendix C. Component Location
Appendix C. Component Location... - Page 16 This is a blank page.
- Page 18 Campbell Scientific Companies Campbell Scientific, Inc. (CSI) 815 West 1800 North Logan, Utah 84321 UNITED STATES www.campbellsci.com • info@campbellsci.com Campbell Scientific Africa Pty. Ltd. (CSAf) PO Box 2450 Somerset West 7129 SOUTH AFRICA www.csafrica.co.za • cleroux@csafrica.co.za Campbell Scientific Australia Pty. Ltd. (CSA)