Operating & Maintenance Instructions 73
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© Honeywell - M450 001 1D - 23.05.2019
Event Log (Contd)
Event / Alert Code Meaning
Request Tunnel Command Rejected
Strong Magnetic Field Removed
Supply Connect Failure (Valve or Load Switch)
Supply Disabled Then Locked - Supply Tamper
State Cause
Supply Disconnect Failure (Valve or Load Switch)
UTRN Manual Entry Suspended
UTRN rejected as locked out
Event / Alert Code Meaning
Average RMS Voltage above Average RMS
Over Voltage Threshold (current value above
threshold; previous value below threshold)
Average RMS Voltage below Average RMS
Under Voltage Threshold (current value below
threshold; previous value above threshold)
RMS Voltage above Extreme Over Voltage
Threshold (voltage rises above for longer than
the configurable period)
RMS Voltage above Voltage Swell Threshold
(voltage rises above for longer than the
configurable period)
RMS Voltage below Extreme Under Voltage
Threshold (voltage falls below for longer than the
configurable period)
RMS Voltage below Voltage Sag Threshold
(voltage falls below for longer than the
configurable period)
Supply Outage Restored - Outage >= 3 minutes
Supply Outage Restored on Phase 1
Average RMS Voltage below Average RMS
Over Voltage Threshold (current value below
threshold; previous value above threshold)
Average RMS Voltage above Average RMS
Under Voltage Threshold (current value above
threshold; previous value below threshold)
RMS Voltage above Extreme Over Voltage
Threshold (voltage returns below for longer than
the configurable period)
RMS Voltage above Voltage Swell Threshold
(voltage returns below for longer than the
configurable period)
RMS Voltage below Extreme Under Voltage
Threshold (voltage returns above for longer than
the configurable period)
RMS Voltage below Voltage Sag Threshold
(voltage returns above for longer than the
configurable period)