Johnson Controls T-4110 Catalog Page

Code No. LIT-1921700

T-4110 Single Temperature

Low Volume Thermostat

for Ceiling Terminal Units

Issued January 15, 2008

T-4110

Single Temperature Low Volume Output Thermostat for Ceiling
Terminal Units

Description

The T-4110 Thermostat is a low volume
output, single-temperature thermostat
designed for mounting in ceiling terminal units.

Refer to T-4000 Series Pneumatic Room
Thermostat Product Bulletin (LIT-7171060P)
for important product information

Repair Information

If the T-4110 Single Temperature Low Volume
Output Thermostat for Ceiling Terminal Units
fails to operate within its specifications,
replace the unit. For a replacement
thermostat, contact the nearest
Johnson Controls® representative.

Selection Charts

T-4110 Thermostat

Code Number Description

T-4110-1 Direct Acting, Less Aspirator
T-4110-2 Direct Acting, With Aspirator
T-4110-3 Reverse Acting, Less Aspirator
T-4110-4 Reverse Acting, With Aspirator

Accessories for T-4110

Code Number Description

R-3710 Series 0.005 or 0.007 inch Restrictors

Features

• mounts in:

- room air sampling chamber

- return air grille

- diffuser, when equipped with an optional
protective cover which incorporates an
aspirator to power the thermostat from
duct air pressure

• available as Direct Acting (DIR) or Reverse
Acting (REV) models

• features a long, flexible, plastic lever
connected to its set point adjuster, which
extends through the ceiling or diffuser,
allowing adjustment from inside a room

Technical Specifications

T-4110 Thermostat

Sensitivity Adjustable from 1 to 3 psig/°F (12 to 38 kPa/°C)

Flow Capacity 45 SCIM (12 mL/s) with .007 in. Restrictor

Air Consumption 45 SCIM (12 mL/s) or 25 SCIM (7 mL/s) depending on Restrictor
Supply Pressure 13 to 25 psig (91 to 175 kPa)

Flexible Set Point Lever Range 66 to 82°F
Air Connections Two, Control and Aspirator

Factory set at approximately 2.5 psig/°F (32 kPa/°C)

25 SCIM (7 mL/s) with .005 in. Restrictor

nominal 20 psig (140 kPa)

The performance specifications are nomina l and conf orm to accep table industr y standar ds. For ap plications a t condition s beyond th ese specification s, consult the local Johnson Controls o ffice.
Johnson Controls, Inc. shall not be liable for damages resulting from misapplication or misuse of its products. © 2011 Johnson Controls, Inc.

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