Advanced Pressure Monitor II Rough-In Installation
Wiring
Attach pressure tubing as follows:
1. Install the supplied silicone tube (with integrated spring) and attached barbed tube adaptor onto the end of
the 0.25 field tubing. Thread the tubes, with installed adaptor, through the conduit opening at the bottom
of the electrical box.
2. Next push the open end of the soft silicone tubing onto the APM2 pressure tube port labeled "HIGH".
3. For the most pressure stable operation, a Pressure Pickup Port installed in the reference pressure area is also
recommended. In this case, install the Pressure Pickup Port in a hallway or reference space.
4. Next push the open end of the soft silicone tubing onto the APM2 pressure tube port labeled "LOW".
1.5 Wiring
POWER
L1
L2
RELAY
COM
+15
NO
RC
NC
Normally Closed
COM
BACnet APM2-xx-ENG-BAC Products
B (+)
A (-)
GND
Rear View of the APM2 (BACnet) Showing Wiring and Plumbing Connections
Figure 1-5.
Earth Ground
24 Vac
24 Vac
COM
+15 Vdc
Normally Open
Relay COM
THIS PAGE INTENTIONALLY LEFT BLANK.
HIGH or room pressure tubing
contacts here
REAR VIEW
ANALOG (ANL) OUTPUT
COM
mA
Vdc
INPUTS (wired to door N.O. contact)
COM
DI
COM
IN2
+15
COM
IN1
+15
LOW or reference pressure tubing
connects here
COM
Current Output (4-20 mA)
Voltage Output (0-5 Vdc, 0-10 Vdc)
COM
Door
Digital Input
COM
Analog Input2
Analog Input2 (0-5, 0-10Vdc)
15 Vdc
COM
Analog Input1
Analog Input1 (0-5, 0-10Vdc)
15 Vdc
MKT-0262 MPC-1748 Rev 02/13
7
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