Helmer Scientific i.Series
®
and Horizon Series
™
Refrigerator - Pass-Thru
Service and Maintenance Manual
360429/A
24
4.1
Alarm Tests
>
Test alarms to ensure they are working correctly. The refrigerator has alarms for chamber temperature, compressor temperature,
door open (time), power failure, low battery, and power failure.
Automatic Chamber Temperature Alarm Test
Temperature Alarm Test screen
When performing an automatic temperature alarm test, the Peltier device heats or cools the primary monitor probe until the
high or low alarm setpoint is reached. An event is added to the Event Log to indicate a temperature alarm was activated.
The Alarm Test icon is displayed on the Temperature Graph to indicate the temperature alarm was test-induced.
Test the Low Alarm:
1. Identify current setting for low alarm setpoint.
2. Touch
i.C³ APPS
,
Temperature Alarm Test
.
3. Touch
Low Alarm Test
.
4. “Peltier Test Probe Cooling” message appears.
5. When displayed temperature reaches alarm setpoint, an alarm
is activated.
6. When completed, “Test Complete” appears.
7. Touch
i.C³ APPS
,
Information Logs
,
Event Log
. Touch event
to view event details.
8. Observe temperature at time of low temperature alarm event.
Compare this to alarm setpoint.
Test the High Alarm:
1. Identify current setting for high alarm setpoint.
2. Touch
i.C³ APPS
,
Temperature Alarm Test
.
3. Touch
High Alarm Test
.
4. “Peltier Test Probe Warming” message appears.
5. When displayed temperature reaches alarm setpoint, temperature
reading turns red.
6. When completed, “Test Complete” appears.
7. Touch
i.C³ APPS
,
Information Logs
,
Event Log
. Touch event to
view event details.
8. Observe temperature at time of high temperature alarm event.
Compare this to alarm setpoint.
Cancel the Test:
1. Touch
Cancel Test
icon to end alarm test.
“Test Stopped”
is displayed in Test Status section of display.
Note
When cancelling an automatic test, the message indicating the test is in progress clears immediately. If a setpoint was
reached before the test was cancelled, the alarm activates and clears as described previously.
i.Series
Notes
• Test can be aborted by touching
Cancel Test
.
• Test is only applicable to the primary monitor probe.
•
Test takes less than five minutes.
• If the temperature alarm test does not complete successfully,
restart the i.C³ monitoring system.
