User's Manual

4. Commissioning
7.Manual MF0200A0A ION-U_H_17P2_uc_19-July-13.docx User’s
Manual for ION
®
U
Page 29
Connect the cable bridge (corrugated flexible cable) between the EU port connector
of the RU and the EU port of the Extension unit.
figure 4-12 Extension unit cable bridge
4.2.7. Ext. Alarm In / Out Port
The Alarm port provides external alarm contacts (two input and two output) that are
used to monitor and report alarms generated by other equipment or to provide
contact closures for RU alarms. The connector is an 8-pin Binder 712 series
connector.
Front View
8-Pin Binder 712 Series
Pin Assignment
1
EXT_IN_1
2
GND_Isolated
3
EXT_IN_2
4
EXT_Out_1_normally
closed
5
EXT_Out_1_common
6
EXT_Out_2_normally
open
7
EXT_Out_2_common
8
EXT_Out_2_normally
closed
figure 4-13 Alarm Connector
table 4-5 Alarm Connector
1
B0405AEA
2
3
4
5
6
7
8