User Manual

User Reference and Installation Manual 5-4
MDS 5800 II
5.7 Alarm/Serial Port Connector
DB-15HD Female
1
Pins 2 and 3 are hardware jumper configurable for DCE or DTE operation.
2
Form C Contacts are hardware jumper configurable to emulate TTL outputs.
PIN TYPE SIGNAL
1 OUTPUT TTL Alarm Output 3
2
1
INPUT/
Output
RS-232 RX/TX
3
1
OUTPUT
/Input
RS-232 TX/RX
4 OUTPUT TTL Alarm Output 4
5 N/A GROUND
6
2
N/A Alarm 1 Form C Contact Normally Open
7
2
N/A Alarm 1 Form C Contact Normally Closed
8
2
N/A Alarm 2 Form C Contact Common
9 INPUT TTL Alarm Input 1
10 INPUT TTL Alarm Input 3
11
2
N/A Alarm 1 Form C Contact Common
12
2
N/A Alarm 2 Form C Contact Normally Open
13
2
N/A Alarm 2 Form C Contact Normally Closed
14 INPUT TTL Alarm Input 2
15 Input TTL Alarm Input 4