Automated Logic ZPM Series Manual page 7

#47140 – 9/7/23
Typical Applications
Figure 4: Duct Static Pressure Monitoring (ZPM Pressure Sensor
mounted on the duct with a Static Pressure Probe in the duct.)
Form a drip loop in the tubing to prevent condensation from reaching the unit.
Tip
Diagnostics
POSSIBLE PROBLEMS:
Status LED does not light
Status LED is flashing
Output stuck (high or low)
Output not tracking pressure properly
POSSIBLE SOLUTIONS:
Check power connections for proper power
•
• Sensor is set to 4 to 20mA output
The unit is performing an auto-zero. Wait 20 seconds and check again.
Remove pressure from ports and perform auto-zero procedure
Check rotary switch for proper pressure range selection
•
• Check rotary switch for proper output range selection
Specifications subject to change without notice.
1150 Roberts Boulevard, Kennesaw, Georgia 30144
770-429-3000 Fax 770-429-3001 | www.automatedlogic.com
High Range ZPM - Zone Pressure Sensor
Figure 5: Air Filter Pressure Drop Monitoring (ZPM Pressure
Sensor mounted on the duct with a Static Pressure Probe on
either side of the filter in a duct.)
Installation and Operation
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