Rs-232C; Ups Shutdown (Via Rs-232C) - Toshiba 1400XL Plus Series Operation Manual

4.0 UPS Connections
4.4 Communication Interface (Cont'd)
4.4.2

RS-232C

RS-232C Connector Pin Assignment
1
2 Input
3 Output
4 Output
5
6 Input
7 Output
8 Input
9
4.4.3

UPS Shutdown (via RS-232C)

This pin is not used
RXD Receive data
TXD Transmit data
DTR Data terminal ready
SG Signal ground
DSR Data set ready
RTS Request to send
CTS Clear to send
This pin is not used
4 - 6
Input voltage
Output voltage
Output current
Battery voltage
Input frequency
Output frequency
Utility power OK
Low battery voltage detected
UPS in BYPASS mode
UPS in NORMAL mode
Input and output frequency synchronized
UPS ‘fault’ occurred
DC bus overcurrent
DC bus overvoltage
DC bus undervoltage
Input overcurrent
Overheat
Overload being timed
Overload (allowable time exceeded)
Output overvoltage (during NORMAL mode)
Output undervoltage (during NORMAL m
DB9 Female Connector Outline
5 4
9
TOSHIBA
3
2 1
8 7 6