User Guide
Printed in U.S.A. 8/08 © Copyright 2008 TAC All Rights Reserved. F-18785-9
APPLICATION
For low or line voltage on-off control of fan coils, fans 
motor starters, contactors, two-position electric 
actuators.
SPECIFICATIONS:
Setpoint Dial Range: See Table 1.
Sensing Element: Bimetal.
Differential: 2°F (1°C).
Electrical Switch: Snap action SPDT.
Rating: See Table 3.
Connections: Color coded 6" leads.
Cover: Beige plastic as standard and brushed bronze cover 
insert.
Location: NEMA Type 1 indoor only.
Mounting: Flush or surface 2 x 4 switch box or directly to 
wall (24 volt only).
Dimensions: 4-3/8 Hx 2-7/8 W x 1-5/8 D in. 
(111 x 73 x 41 mm).
Anticipators: Anticipators are recommended for all 
thermostats mounted on concrete walls, or other wall 
surfaces that change temperature slowly or have reduced 
response time to changes in space temperature. Response 
time is further reduced for thermostats with guards that 
restrict air flow over the thermostat. Anticipators are 
recommended on thermostats that are subjected to restricted 
air flow conditions and in small spaces for human occupancy, 
e.g., hotel guest rooms and offices.
Standard Models Include (Company identification 
shown on cover and inserts.)
One (1) Blank cover insert
One (1) Cover insert with setpoint dial output
One (1) 5/64
" Allen head screw for securing cover to 
thermostat base
One (1) 5/64
" Allen wrench
Two (2) Dial stop pins to limit setpoint range
Two (2) Mounting screws
Options for TAC only (for quantities of 24 or more each 
part number)
Add *dash-number* (-XXX) suffix to base part number 
for desired option. For metal covers, specify 
TC2-110X-XXX. All models include dial stop pins to 
limit setpoint range.
TC-1101, TC-1102 & TC-1103
Series
Two-Position, Electric Room Thermostats
General Instructions
Full Dial Cover Shown
(Covers must be ordered 
separately except as noted.)








