Campbell COM220 Spécifications

COM220 Telephone ModemRevision: 8/11Copyright © 1997-2011Campbell Scientific, Inc.

COM220 Telephone Modem 3.3 Telephone to MD485 or Telephone to RF Systems Telephone to MD485 or telephone to radio configurations can be utilized for

COM220 Telephone Modem Phone wires are live, typically with low voltage (24 Vdc). While not harmful in most situations, Campbell Scientific recommen

COM220 Telephone Modem FIGURE 6. Side View of Surge Suppressor Wiring 4. Modem Settings The COM220 is shipped from the factory with default setting

COM220 Telephone Modem Some of the AT command settings one may change are: Disable auto-answer: This option is used only when the modem is not to ans

COM220 Telephone Modem 4) If the COM220 is set for Modem Enable (DIP switch 1 open), verify that the ME baud rate selected (switches 3, 4) agrees wit

COM220 Telephone Modem 11) Can you attach a normal analog telephone to the line and make a call out? If not, contact your local telephone company.

COM220 Telephone Modem 12

Appendix A. Changing COM220 Settings Changing any of the modem's settings may result in communication problems. After changing the settings, t

Appendix A. Changing COM220 Settings TABLE A-1. Selecting ME Baud-rates via DIP Switches 3 and 4 ME Baud-rate Switch 3 Switch 4 9600 Open Open 38

Appendix A. Changing COM220 Settings FIGURE A-1. COM220 to Computer Connection To configure the COM220 with Hayes AT commands, follow these steps:

Warranty and Assistance PRODUCTS MANUFACTURED BY CAMPBELL SCIENTIFIC, INC. are warranted by Campbell Scientific, Inc. (“Campbell”) to be free from def

Appendix A. Changing COM220 Settings 7) Follow the instructions that appear in the terminal emulator screen (Figure A-3). 8) Be sure to save all n

Appendix A. Changing COM220 Settings FIGURE A-3. Terminal Emulator Screen in Device Configuration HAYES AT COMMAND SUMMARY: This manual does not at

Appendix A. Changing COM220 Settings M0 Speaker always off M1 (default) Speaker on during call establishment M2 Speak on during entire call sessio

Appendix A. Changing COM220 Settings FIGURE A-4. Send OS Screen in Device Configuration A.4 Program Examples A.4.1 ModemCallback Example (for CR1

Appendix A. Changing COM220 Settings ModemCallBack(Result,ComSDC7,9600,0,"5551212","",40,60,Abort) CallTable Test5 NextScan

Appendix A. Changing COM220 Settings The COM220 can return several possible responses once connected (each terminating in a carriage return): CAUTION

Appendix A. Changing COM220 Settings Do not put Instruction 97 inside a loop or conditional statement; it must be executed each time the table is run

Appendix A. Changing COM220 Settings 12: Initiate Telecommunications (P97) 1: 22 Phone Modem/9600 Baud ;set baud-rate/modem 2: 5 Disable

Appendix A. Changing COM220 Settings A-12 SequentialMode DataTable (TestA,1,-1) DataInterval (0,2,Sec,10) Minimum (1,BatteryVoltage,FP2,0,False) S

Appendix B. CS I/O Connection B.1 CS I/O 9-Pin Connection The pin out of the connector is shown in Figure B-1. The direction of the signal relative

COM220 Telephone Modem Table of Contents PDF viewers note: These page numbers refer to the printed version of this document. Use the Adobe Acrobat®

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Appendix C. Theory of Operation C.1 Theory of Operation The COM220 modem is used to transmit data over bandwidth-limited channels such as telephone

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Appendix D. FCC Warning to Users of Class B Computing Devices This equipment generates, uses, and can radiate radio frequency energy, and if not ins

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Appendix E. IC Information Industry Canada (IC) was formerly known as DOC. NOTE CP-01, Issue 8, Part I Section 14.1 “NOTICE: The Industry Canada la

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Campbell Scientific Companies Campbell Scientific, Inc. (CSI) 815 West 1800 North Logan, Utah 84321 UNITED STATES www.campbellsci.com • info@campbel

COM220 Telephone Modem Table of Contents ii D. FCC Warning to Users of Class A Computing Devices...D-1 E. IC Information

COM220 Telephone Modem 1. Introduction 1.1 General Description The COM220 modem is a selectable-baud-rate modem employing the Hayes AT command set.

COM220 Telephone Modem The COM220 is connected to a CSI datalogger by a 9-pin subminiature D cable. This is the same 9-pin CS I/O interface common to

COM220 Telephone Modem 2. Specifications • Standards: V.92, K56Flex, V.90, V.34, V.32bis, V32, V23, V22bis, V22, V.21, B212, B103 • Registration:

COM220 Telephone Modem TABLE 1. Dataloggers that Require Direct 12 VDC Connection to COM220 CR10(X) with silver wiring panel CR10(X) with black CR10

COM220 Telephone Modem CAMPBELLSCIENTIFICINC.CR10MADE IN USAWIRING PANEL NO.EARTHDIFFSEAG H L AG H L AG H L AG GGE3 AG4 5 678 910 1112GGGG12V 12VSWITC