Typical Wiring Schematics - Bryant 579F User Manual

a48-7877
AL
ECB — Economizer Control Board
IA
IAQ
NOTE 1
RUN
NOTE 2
50HJ540573
ACTUATOR
ASSEMBLY
DIRECT DRIVE
ACTUATOR
LEGEND
OAT — Outdoor Air Temperature Sensor
NOTES:
1. Switch on actuator must be in run position for economizer to operate.
2. 50HJ540573 actuator consists of the 50HJ540567 actuator and a harness with 500-ohm resistor.
TYPICAL WIRING SCHEMATICS — 581A
LEGEND
— Ambient Limit
— Indoor Air
— Indoor Air Quality
EconoMi$er IV Wiring — 581A155,180
500 OHM
RESISTOR
a50-8058
EconoMi$er2 Wiring — 581A155,180
OA — Outdoor Air
OAS— Outdoor Air Sensor
RAS— Return Air Sensor
SAT — Supply Air Temperature
PINK
BLUE
OAT
279
4
3
7
RED
2
8
6
5
BLACK
1
10
11
9
WHITE
12
ECONOMISER2 PLUG