SOR 815PT Smart Pressure Transmitter - Manual (Page 3)

Form 1571 (10.13) ©SOR Inc. 3/24
Electrical Termination - 4-20 mA Output
Drawing
0190359
Formula for determining
maximum loop resistance
R
L
(MAX) = V
Supply
- 10V
20mA
NOTE: An external ground screw is included for additional
earth ground connection.
72” flying leads are provided for connection
to a terminal strip within a cabinet or a splice
within an outlet box:
Red (+) Loop Voltage: 10 to 36 VDC
Black (–) Output: 4 to 20 mA
Orange Switch Contacts:
Yellow Normally Open Solid-State Relay
Brown RS-485
(A)
White RS-485 (B)
Blue (Used for 1-5 VDC Output)
Green Earth Ground
Bare Drain Wire - Connected to
Earth Ground (trimmed at factory)
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