Fairbanks FB2550 SERIES - Manual (Page 86)

Section 5: Input/ Output
07/2012 86 51254 Rev. 3
5.7.2. MULTI-FUNCTION BOARD 20 MA WIRING (J1)
J1 DESCRIPTION
PASSIVE LOOP
1 LOOP+ (External Resistor)
2 RLOOP+
3 LOOP_SW
ACTIVE LOOP
3 LOOP_SW
5 LOOP_RET
A. Typical Connections – Passive (Multi-Function Board)
B. Typical Connections – Active (Multi-Function Board)
J1 Description 1605 / 1605T TB1 Description
2 RLoop+ 1 + 15 vdc
3 Loop_SW 7 C-Loop +
2
Jumper
8
GND
C-Loop -
J1 Description 1605 / 1605T TB1 Description
3 Loop_SW 7 C-Loop +
5 Loop Return 8 C-Loop -