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Comfort, Energy and Health Solutions
Honeywell Inc.
1985 Douglas Drive North
Golden Valley, MN 55422-3992
New T6570 Series
Digital Fan Coil
Thermostats
Setpoint Range: 50˚F to 90˚F (10˚C to 30˚C).
Supply Voltages: 24,120, 230, 277 Vac (+10/-15%), 50/60 Hz.
(depending on model selected).
Ambient Ratings:
Temperature:
Operating Range: 5˚C to 45˚C (41˚F to 113˚F).
Shipping and Storage Range: -20˚C to 55˚C
(-4˚F to 131˚F).
Humidity Range: 5 to 95% RH, non-condensing
at 26˚C (79˚F).
Thermostat Output: 1 SPDT or 2 SPST relays (depending
on model).
Approvals: CSA C/US Certified LR163752.
1
Models
Applications
2-Pipe
Fan Coil
2
T6574B,T8574B
•
•
T6575B,T8575B
–
–
T6575C,T8575B
1
T8570 series O.S. numbers are 24 V ; T6570 series O.S. numbers are line voltage.
2
Heating-only, cooling-only, or heat-cool with remote pipe thermostat.
Nominal dimensions in inches (mm)
4-3/16 (122)
6A1520 7/00 RAJ Printed in the USA
© Honeywell 2000 All rights reserved
Honeywell Limited
35 Dynamic Drive
Toronto, ON M1V 4Z9
Features
4-Pipe
Number of
Energy
Fan Coil
Relays
Savings
Input
–
1 SPDT
•
–
2 SPST
•
•
2 SPST
•
•
2 SPST
•
1-7/16 (37)
1-1/2
(38)
3-11/16
(94)
Printed on recycled paper containing 40%
preconsumer waste and 10% postconsumer waste.
Electrical Rating:
50-60 Hz
Amps
2
Full Load Inductive
Pilot Duty
1 This thermostat is approved for use on power supply with line and neutral only.
2 Equivalent to NEMA 1/8 horsepower rating; allowable load must be determined by
adding nameplate full load and locked rotor rating of all loads.
Accessory: Optional Adapter plate part #272878 for vertical
juction box mounting.
Switches
Deadband
On/Off
3-Speed
Adjust
(SPST)
Fan
(SP3T)
–
•
•
–
•
•
–
•
•
•
•
•
Installation – Optional adapter plate 272878
3-5/16 (84)
2-3/8 (60)
M12081A
T8570
T6570 Series
1
24V
120V
230V
3.0
3.8
3.8
3.0
3.0
3.0
100 VA
Fan
Heat/Cool
On/Auto
Changeover
•
Remote
2
–
Manual
–
Manual
–
Auto
Optional
adapter plate
part
#272878
2.
Secure
adapter
plate
to box
3.
Attach
thermostat
subbase
4.
Place cover
Presorted Standard
US Postage
PAID
Minneapolis, MN
Permit #40
Return Service Requested
277V
3.8
3.0
1.
NOTE:
snap out screw-head
cover before securing
adapter plate
M17505
www.honeywell.com
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