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4 997-01530-01, Rev. C-25, Jan 2008
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1
AC Power Supply
Input
Standard I/O
The following specifications apply to the connectors on the Main CPU card.
RS-232/RS-422 Interface
The standard serial data port is a bi-directional EIA standard RS 232C interface. The serial data port is
configurable via the Keypad and Network Port.
Factory settings for RS-232 9600,N,8,1
Input connector IEC 320 type
Input voltage range Universal, 90 - 260 VAC / 110-300 VDC
Input frequency range 47 Hz - 63 Hz
Interface: RS-232, RS-422
Data Rates: 1200, 2400, 4800, 9600 and 19200 bps
Data Bits: 7 or 8
Parity: even, odd or none for Data Bits 8, even or odd for Data Bits 7
Stop Bits: 1 or 2
Connector: Male 9 pin D subminiature
Pin Assignment: 1------N/C
2------Rx (RS-232)
3------Tx (RS-232)
4------N/C
5------GND
6------Rx- (RS-422)
7------Rx+ (RS-422)
8------Tx- (RS-422)
9------Tx+ (RS-422)