RCS TR65 Installation Manual

DCN 140-02165-01 4/20/12 7
Power Connection
The TR65 HVAC Control Unit requires 24VAC power. Power is provided from the HVAC system or by an
external transformer (not supplied). Do NOT connect the HVAC system power if you are connecting an
external power transformer.
Vent Damper Wiring
Wire specification:
RD Series dampers: requires 2 conductor cable
RDM Series dampers: requires 3 conductor cable
Recommended wire: 18/20GA thermostat wire
Dampers
Vent Damper output supports either two wire (normally closed, power open/spring return) or three wire
dampers (power open, power close).
The vent damper output is 24VAC, 1 A max.
RD Series 2 Wire Dampers
RDM Series 3 Wire Dampers
Normally Closed Damper
Power Open
Spring close
24C
Vent
NC
Damper
NO
24C
PWR
24R
1 Com
2 Open
3 Close
Power Open/Close Damper
Power Open (24V on 1-2)
Power Close (24V on 1-3)
24C
Vent
NC
Damper
NO
24C
PWR
24R
Yellow
Yellow
24V R
24V R
24C C
24R R
Alternate power input.
External Transformer
24VAC 40VA
C
R
W
W2
G
Y1
Y2
24V Com
24V Return
Standard
HVAC System
Power
Connect only one
power source!
[or]

RCS TR65 Specifications

General

Brand	RCS
Model	TR65
Category	Thermostat
Language	English