D-Link xStack DES-3200 Series - Page 28

xStack® DES-3200 Series Layer 2 Ethernet Managed Switch Hardware Installation Guide
22
Alarm Connector Port
Contact Description
1
Output. Normal Closed Pin. (42VAC or 60VDC)
2
Output. Common Pin. (42VAC or 60VDC)
3
Output. Normal Open Pin. (42VAC or 60VDC)
4
Input 2.
5
Input 2.
6
Input 1.
7
Input 1.
Connect the alarm input pins to alarm output terminals.