Taco SR501 User Manual

47
HAFC101 with 1 Speed Air Handler
HAFC 101 WITH 1 SPEED AIR HANDLER
(Both HFC 101 and HAFC 201 are
capable of 1 and 2 speed applications.)
THERMOSTAT
Optional Power Wire
to Thermostat
that Requires 24VAC
To: Aquastat on
Return Line of
Hydro Coil
Dry Contacts To:
“T T” on Boiler
or Switching Relay
Power On
Call for Heat
Fan, Cooling
Fan, Heating
Outdoor
Condenser
Unit
T
T
BOILER AIR HANDLER
G
G
XXCR
Y
C
RGY
T
W
THERMOSTAT
AQUASTAT
HAFC101
HYDRO AIR FAN CONTROL
Jumper
M
Fan
Relay
Line
24 VAC
LOW
HIGH
T

Taco SR501 Specifications

General

Model	SR501
Category	Control Unit
Input Voltage	120 VAC
Frequency	60 Hz
Switch Type	SPDT
Enclosure Rating	NEMA 1
Type	Relay
Operating Temperature	0°C to 40°C
Relay Output	24 VAC