Specifications

Installation and Operation Manual Appendix A Connection Data
ASMi-52 Ver. 2.8 Alarm Relay Connector A-5
Table A-7. CONTROL Connector Signal Direction
Control Signal
Interface Type
DCE DTE
CTS Out Not Used
DCD Out Out
DSR Out Out
DTR In In
RI Not Used In
RTS In In
When connected and turned on, the terminal sets the DTR line ON (active) to
gain control over ASMi-52 and starts a configuration or monitoring session.
When connecting a dial-out modem to the CONTROL port for the alarm reporting,
a cross cable must be used.
Table A-8 provides the pinout of a typical cross-
cable with two male DB-9 connectors.
Table A-8. Cross-Cable Pinout
DB-9 Pin DB-9 Pin
2 3
3 2
4 6
5 5
6 4
7 8
8 7
A.4 Alarm Relay Connector
The ASMi-52 alarm relay terminates in a 6-pin female connector, designated
ALARM.
Figure A-1 lists the pinout of the ALARM connector. Figure A-2 shows the
pin functions. The relay positions are shown in the Alarm Active state.
123456
Figure A-1. ALARM Connector Pinout
Note