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SC105 CS I/O to RS-232 Interface 

SC105) while setting SC105 parameters on the RS-232 port, although CS I/O 

communications would be inactive until exiting the Set-up Menu. 

SC105 - SW Version 2.0 

Main Menu: 

Current Configuration 

(1) CS I/O Port Configuration  [Modem Enable]

(2) RS-232 Port Configuration  [9600]

(3) Restore Factory Defaults

(4) Save and Exit

(5) Exit w/o Saving Settings

(9) Help

Enter Choice: 

FIGURE 3-1.  Set-up Menu 

3.1  Set-up Menu Selections 

1) CS I/O Port Configuration

An SC105 may be activated either by the Modem Enable signal or by a

Synchronous Device (SDC) address (7, 8, 9, 10, or 11).

If PakBus Networking is being used, SDC address 7, 8, 10, or 11 should

be selected.

2) RS-232 Port Configuration

RS-232 baud rate, data bits, and parity are configured here, as well as the

RS-232 Auto Power Down (APD) Mode. The APD mode should be left

enabled, unless the attached RS-232 device requires power from the

RS-232 lines.

The DTR and RTS Mode setting allows control over how these two lines

behave.

DTR is on pin 4 of the RS-232 connector; RTS is on pin 7.

‘PC/PDA mode’: DTR and RTS are both driven to 5 V.

Summary of Contents for SC105

Page 1: ...SC105 CS I O to RS 232 Interface Revision 09 2022 Copyright 2004 2022 Campbell Scientific CSL I D 36...

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: ...2 Specifications 2 3 Set up Menu 3 3 1 Set up Menu Selections 4 4 Installation 5 5 RAD Modem Application 5 5 1 RAD Modem Two Way 6 5 2 RAD Modem Wiring and Grounding 6 5 3 Testing RAD Modem Communicat...

Page 6: ...SC105 is supplied from the 5 V supply on pin 1 of the data logger s CS I O port The SC105 will use the 5 V supply to power the RS 232 modem if needed Two way interactive communication Supports most R...

Page 7: ...nection 7 Out RTS Request to Send Modem Enable 8 In CTS Clear to Send 9 In Ring Rings Data Logger CS I O 9 Pin Male Connector Pin out Pin No I O Name Description 1 In 5 V Regulated 5 Volt supply 2 GND...

Page 8: ...ring communication mode CS I O port configuration RS 232 port configuration and other parameters The Set up Menu is shown in FIGURE 3 1 It is accessed by connecting the SC105 s RS 232 port to a PC wit...

Page 9: ...CS I O Port Configuration An SC105 may be activated either by the Modem Enable signal or by a Synchronous Device SDC address 7 8 9 10 or 11 If PakBus Networking is being used SDC address 7 8 10 or 11...

Page 10: ...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 5 2 RAD Modem Wiring and Grounding 5 RAD Modem Appl...

Page 11: ...set the DCE DTE switch to DTE 2 Select a cable with two or more twisted pairs Direct burial rodent or gopher resistant cable is recommended 3 Wiring connections are made as shown in FIGURE 5 2 Note wi...

Page 12: ...m powered by the SC105 RAD does sell a 9 volt power supply that will boost the signals enough to meet some of these more demanding applications Please contact RAD for more information 5 3 Testing RAD...

Page 13: ...ter keyboard If the key pressed is not returned then the cable from the modem at the computer to the data logger modem is defective and will need to be repaired or replaced 3 If steps 1 and 2 pass the...

Page 14: ...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...

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