LTU/NTU SZ-DOC-W5-1.pd
Operating Manual
ersion: 1.5
Revision: 2002-09-10 102
10.4 Monitor Connector (NTU)
Type: SubD9 female (Front View)
51
96
Pin Signal Description
1 SGND RS-232 Signal Ground
2 TXD RS-232 Transmit Data
3 RXD RS-232 Receive Data
4 ALACOM Common contact of Alarm relay
5 SGND RS-232 Signal Ground
6 DA_NC Urgent-Alarm contact, normally closed
7 DA_NO / CTS Urgent-Alarm contact, normally open / RS-232 Clear to send
8 ND_NC / RTS Non Urgent-Alarm contact, normally closed / RS-232 Ready to send
9 ND_NO Non Urgent-Alarm contact, normally open
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