User's Manual
Table Of Contents
- 1. GENERAL
- 2. INTRODUCTION
- 3. FUNCTIONAL DESCRIPTION
- 4. COMMISSIONING
- 5. ALARMS
- 6. MAINTENANCE
- 7. APPENDIX
- 8. INDEX
5 Alarms
Page 37
The alarm outputs are potential-free.
They can be used to monitor alarms with
an external alarm indicator. Devices
connected to these outputs must not
exceed a maximum switching power of
28 Vdc, 0.5 A. For the location of the
connecting clamps of the alarm outputs
see figure above.
Clamp 2
Clamp 3
Clamp 1
figure 5-3 Alarm-output contacts, alarm condition
5.6. REDUNDANCY RELAY CONFIGURATION
Main Unit
Substitute Unit
Combining Unit
UL
DL
AC/DC cable, 1.2 m IP67
side labelled "MAIN"
AC/DC cable, 1.2m IP67
side labelled "Subsitute"
G1131M4
figure 5-4 Redundancy connection, cabling
) Note: The Combining Unit illustrated above is not part of this delivery.
Redundancy Relay – Description
figure 5-5 Redundancy RF relay figure 5-6 Redundancy connectors,
Main Unit and Substitute Unit
Exterior
connectors &
Cables in
cables
Connector flange
interior cabinet
RF relay