THE SMART SOLUTION FOR ENERGY EFFICIENCY
MPC MultiProtoCol DDC Controls
November 19, 2018
61
MPC Alarms
Provides access to the various MPC Alarms (Status Only)
1. Alarm Relay- Monitors the Alarm Relay Input BI:1
from DXM2, EXM etc.
2. Pulsed Alarm- Monitors the Pulsed Alarm Input BI:2
from DXM2, EXM etc.
3. C1 Runtime Alarm- Alarm set to trigger when
Compressor 1 exceeds 5000 hours runtime
4. C2 Runtime Alarm- Alarm set to trigger when
Compressor 2 exceeds 5000 hours runtime.
5. Dirty Filter Alarm- This alarm is based on
accumulated time or air pressure sensor and
indicates the return air lter is dirty.
6. Valid sensor Alarm- This alarm indicates that
the ZS Sensor is not present. Uses Alarm Enables
to determine if an alarm should be present thus
checked for. If these enables are not set properly,
it is possible to have a missing sensor not trigger
an alarm.
7. Lockout Alarm- This alarm is present anytime a fault
causes a lockout. This alarm will self-clear when the
lockout condition is removed.
8. C1 Cycle Alarm- Alarm set to trigger when
Compressor 1 exceeds 6.5 Demand cycles within a 1
Hour period.
9. C2 Cycle Alarm- - Alarm set to trigger when
Compressor 2 exceeds 6.5 Demand cycles within a 1
Hour period.
10. TEST Mode Alarm- This alarm is present when the
MPC is put into test mode and stays in test mode
longer than 1 hour
11. CO2 Alarm- Alarm triggers when CO2 levels exceed
the setpoint.
12. VOC Alarm- Alarm triggers when VOC levels
exceeds the setpoint.
Equipment Touch Screen Descriptions
Figure 45:
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