Constellation®
January 2006
4-18 Technical
Specifications
Alarm List for Relay Output
The following radio alarms can be configured through the Keypad.
•
Major Alarm
•
Minor Alarm
•
Input LOS
•
Sync Loss A
•
Sync Loss B
•
Errored Seconds A
•
Errored Seconds B
•
Signal Degradation A1
•
Signal Degradation A2
•
Signal Degradation B1
•
Signal Degradation B2
•
On Line Mod/Tx A
•
On Line Mod/Tx B
•
On Line Rx A
•
On Line Rx B
•
On Line HLM
•
Manual Control (external site control)
Relay Specifications
Radio alarm relays are provided as dry relay contacts to customer equipment
from the External Alarm/Control connector.
Table 4-8: Relay specifications
Characteristic
Value
Nominal switching capacity (resistive)
2 A, 60 VDC
Maximum switching power (resistive)
60 W
Maximum switching voltage
220 VDC
Maximum switching current
2 A
Minimum switching capability
10
µ
A, 10 mV DC
Summary of Contents for Constellation
Page 1: ...Microwave Digital Radios Constellation Systems Application P N SAI 112874 E09...
Page 2: ......
Page 3: ...CONSTELLATION MICROWAVE RADIO SYSTEM APPLICATION MANUAL PART NO SAI 112874 E09 JANUARY 2006...
Page 4: ...Constellation January 2006...
Page 18: ...Constellation January 2006 xii Preface...
Page 20: ...Constellation January 2006 xiv Preface...
Page 24: ...Constellation January 2006 1 4 General Information...
Page 92: ...Constellation January 2006 6 10 Antenna Coupling Unit ACU...
Page 110: ...Constellation January 2006 7 18 Performance Curves...
Page 124: ...Constellation January 2006 Index 6...
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