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Edwards EST

EST4

The Edwards EST4 is the current generation life safety and mass notification platform from Edwards, replacing the EST3 with enhanced networking and cybersecurity features.

12 manuals24 trouble codesModels: EST4, EST4-1, EST4-2

Specifications

SLC Loops
10
Panel Type
Addressable
NAC Circuits
4 (per module)
Total Points
2,500
Network Nodes
40
Points/Loop
250
Battery (Ah)
18-200
Annunciator
Yes

Manuals

Manuals That Reference This Model (1)

Trouble Codes

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AlarmA life-safety emergency condition has been detected by an initiating device.A short is detected on the loopA shorted circuit has been detected on the Signature loop controller (SLC) wiring, which typically reports a trouble condition on all devices on that circuit.BuildingControlled building equipment such as dampers, fans, or temperature controls are not operating correctly.Call InA firefighter telephone handset has been plugged into a remote phone jack.CO Life Left MonthsThe Carbon Monoxide sensing element in a detector is nearing the end of its expected life.bad type faultThis condition occurs when a substituted device is a different model than the suspect device but is preprogrammed with the same device address.DisableOne or more system inputs or outputs have been manually disabled by a user.Disabled ActiveThe control unit enters the trouble state when a point, module, or logic group is manually isolated from the system, preventing the processing of status change signals until it is re-enabled.EmergencyA mass notification or non-fire emergency event has been triggered.Ground faultThe system detects a low resistance path (approximately 10 kΩ or less) between a circuit conductor and earth ground, or voltages outside the range of 12.3 VDC to 16.8 VDC during testing.

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