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Wiring the PT5002
Communications
The PT5002 comes with BACnet communication protocols� Signals are transmitted
over an EIA-485 (RS-485) physical layer�
TB8 (RS-485)
Connector Pin
Function
Reference Pin
1
Shield (Chassis GND)
36
2
Negative (–)
37
3
Positive (+)
38
4
Output Ground
39
Table 3: Communications input
Scaled Outputs
The PT5002 has two scaled output channels for use in applications requiring
remote data collection and/or monitoring� The outputs are firmware configurable,
and can be tied to parameters such as rates or total volume�
TB7 (Analog OUT)
Connector Pin
Function
Reference Pin
1
Output 1 Signal
32
2
Output 2 Signal
33
3
Output Ground
34
4
Shield (Chassis GND)
35
Table 4: Scaled output channels
ANALOG OUTPUT CONFIGURATIONS ARE DESIGNED TO PROVIDE A
SOURCING OUTPUT SIGNAL. THE RECEIVING DEVICE MUST NOT PROVIDE
POWER TO THE LOOP.
Wiring for Output to Maxicom® or Site Control
Link MIB Board or Site Satellite
Connect the positive
(+) wire of the sensor
port to terminal 32
on TB7�
Connect the negative
(-) wire of the sensor
port to terminal 33
on TB7�
Page 13
June 2020