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EXPERT 64+, rev.12
EXPERT 64+
4.8.2. Alarm Conditions
The table below shows the possible alarm
conditions. This section describes how the
alarms are set off. Refer to section 4.8.3 to
set the alarm limits.
Alarm Conditions
Low House Temperature
High House Temperature
Low Static Pressure
High Static Pressure
Defective Temperature Probe
Defective Outside Temperature Probe
Defective Static Pressure Probe
Defective Humidity Probe
High Breaker Temperature
Water Meter 1 Spill
Water Meter 2 Spill
Communication error between the controller and
the relay panels.
The potentiometer is defective.
A feeder has been running continuously on a too
long period of time.
Another alarm situation occurs when power to
the controller fails. In this case, the alarm relay
is activated. When the alarm relay is activated,
the normally open contact (
) closes.
Adjust the Backup Thermostat Warning
Each time the house set point varies of
4°F (2.2°C), the message
“!!! Adjust Backup
Thermostats !!!”
prompts on screen. Select the
Current Condition menu to clear this warn-
ing message once backup thermostats have
properly been adjusted (sec. 10.1).
4.8. Alarms
4.8.1. Alarm Log
When an alarm occurs, the alarm led is turned
on and the alarm is recorded in memory along
with the time and date.
1. Select:
»
11. Alarm Log
Alarm
conditions
Details about
the selected
alarm
Exit: Press Back
Change: Press Modify
Press
to select an item
Alarm Log
Alarm Log
Alarm was logged on:
July 31 2003
At Time
6:03P
Temperature
Low °F
Probe #x Defective
Hi Static Pressure
The date and the time at which the selected
alarm condition occurred are displayed at the
top of the screen.
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