©Johnstone Supply eCatalog 216

COMMERCIAL CONTROLS Pneumatics

Universal Replacement Thermostat Kits • Includes thermostat, cover, cover plate, all parts and mounting hardware necessary for conversions

Warning: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Each

Order #

Mfg. #

Type

Control Action

Color

Thermostat

L38-286 L38-287 L38-288 L38-289

T-4002-301 T-4002-302 T-4002-303 T-4002-304

Two-pipe Two-pipe Two-pipe Two-pipe

Direct Acting White Reverse Acting White Direct Acting Beige Reverse Acting Beige

L38-277 L38-278 L38-277 L38-278

485.00 545.00 589.00 545.00

Thermostat Accessories • Beige plastic thermostat covers for all thermostats • L38-285 mounting bracket for all thermostats and covers

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A

B

Each

Fig. Order # — L38-280 — L38-281 — L38-282

Mfg. #

Description

T-4000-2138 T-4000-2139 T-4000-2141 T-4000-2142 T-4000-2146 T-4002-124

Horizontal Thermostat Cover Horizontal Thermostat Cover Horizontal Thermostat Cover Horizontal Thermostat Cover Vertical Thermostat Cover

85.00 85.00 85.00 89.00

L38-283 L38-284 L38-285

A B C

105.00

Surface Mount Bracket

36.49

C

Pneumatic Thermostats • Low volume proportional controller provides temperature control for a wide variety of applications including return air, mixed air and unit ventilator control • Factory set point at 57°F with each gradation representing 2°F • Adjustable from 0°F to 270°F @ 8 PSIG

• L38-290 is for duct mounting with an 8' averaging element and steel support bracket • L86-279 is for unit ventilator applications with an 18" liquid filled rigid stem element and temperature resistant plastic mounting bracket Warning: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Each

Fig. Order #

Mfg. #

For Use With Duct Mount

Style

L38-290 L86-279

A B

T-3610-1001 T-3610-1002

8’ Averaging

1099.00 935.00

A

B

Unit Ventilator

18” Rigid

Dual Temperature and Heating/Cooling High Volume Output Thermostats

• L46-442 and L46-446 are high volume output, dual temperature, and dual dial thermostats; provide individual day and night, or two set point temperature control • L46-446 has indexing that permits to restore the day temperature of the individual thermostat without affecting the other system thermostats • L46-442 does not have indexing switch

• L46-444 , L46-447 , L46-448 are high volume output, dual-temperature, dual-dial, heating/ cooling thermostats; provide automatic changeover between direct and reverse actions when supply pressure changes from 15 to 20 PSIG (105 to 140 kPa) • Includes Fahrenheit dial WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Each

Fig. Order #

Mfg. #

Description

Control Action

Mounting

L46-442 L46-444 L46-446 L46-447 L46-448

A A A B B

T-4506-203 T-4756-201 T-4506-201 T-4752-201 T-4756-205

Day/Night Function Direct Acting

Horizontal

739.00 725.00 775.00 685.00 675.00

Heat/Cool Function 15PSI DA; 20PSI RA Horizontal

A

B

Day/Night Function Direct Acting

Horizontal

Heat/Cool Function 15PSI DA; 20PSI RA Horizontal Heat/Cool Function 15PSI DA; 20PSI RA Horizontal

398

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