Campbell SC932C 9-Pin Guide de l'utilisateur télécharger pdf (Page 16)

SC932C 9-Pin to RS232-DCE Interface

C-2

EMC Specification

• Emissions BSEN 55022-1: 1995

• Immunity BSEN 50082-1: 1992

Connection Details

Table C-1 25-Pin Male Connector Pin-out

Pin No. I/O Name Description

1 GND Chassis Ground

2 out TXD SC932C transmits data on this line

3 in RXD SC932C receives data on this line

4 out RTS Held active by SC932C

7 GND Signal Ground

11 in PWR If held >3.5V will force SC932C into high power

mode

20 out DTR Held high if ME is high (see Appendix B)

Table C-2 9-Pin Male Connector Pin-out

Pin No. I/O Name Description

1 in +5V Regulated 5V supply

2 GND Ground

3 out RING Ring signal to datalogger

4 out RXD SC932C transmits on this line

5 in ME Modem Enable

6 in SDE Synchronous Device Enable/Print Enable

9 in TXD SC932C receives on this line

1 2 ... 11 12 13 14 15 16

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Campbell SC932C 9-Pin Guide de l'utilisateur Page 16