WARNING
ELECTRICAL CONNECTIONS
18 AWG free leads 18 in (46 cm) long are standard, with a green
wire grounded to the case. 72 inch (183 cm) leads are available as
R Option, and other lead lengths may be ordered as special
configurations. The leads are intended for installation in conduit
capable of withstanding possible explosion pressures, and the
leads are factory sealed. See Figure 2 below for color codes.
All field wiring must comply with requirements of the NEC or
applicable local or national electrical codes, including wire
gauges and insulation temperature ratings.
Conduit seals may
be required.
Figure 2.
Pressure Switch Schematics Shown above Zero PSIG
INC
INC
VAC
VAC
RED
BRN
BLU
BLK
YEL
VIO
GRN
RED
BRN
BLU
GRN
FORM CC
FORM C