©Johnstone Supply eCatalog 216

HVAC CONTROLS Fan & Limit Controls

Thermal Cut Off Fusible Links • Available in a range of temperatures for a variety of different applications • Rated for continuous operating currents of up to 10 amps @ 250VAC (15 amps @ 120VAC)

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

Open Temp. °F

Open Temp. °C

Open Temp. °F

Open Temp. °C

Each

10 Lot

Each

10 Lot

Order #

Mfg. #

Description

Order #

Mfg. #

Description

L37-943 L37-944 L37-146 L37-945

L39-131 L39-132 L39-133

STC4257 Link STC4283 Link ELE-NTC300 Link STC4333 Link

262 291 300 333

128 144 152 167

5.45 4.85 5.45 4.85 3.05 2.75 5.45 4.85

STC4358 Link STC4438 Link STC4468 Link

363 442 464

184 228 240

5.29 4.69 5.29 4.69 5.29 4.69

Humidity Control • Provide automatic control of a dehumidifier • Positive ON/OFF settings permit manual operation • Fully enclosed, dust-proof, SPST, snap-acting switch

Specifications: • Electrical rating: L40-012 - 120/240VAC • Differential: 4% to 6% RH • Operating humidity range: 20 to 80% RH • Dimensions: 2-15/16" W x 4-11/16" H x 2-1/8" D

Each

Order # Mfg. #

Mounting

Application

Color

L40-012 H46C1166

Wall

Dehumidifiers

White

155.00

Humidity Control • Provides low voltage control of equipment

• Manual control with simple comfort range scale

Each

Order # Mfg. #

Mounting

Color

Type

L37-145

MHX3C

Duct or Wall

White

Manual

89.00

Humidity Control • Operates humidification equipment on RH fall or dehumidification equipment on RH rise • Sensing element nylon ribbon • Fully enclosed, dust-proof, SPDT, snap-acting switch • Removable setting knob prevents tampering • Mount vertically on 2" x 4" junction box (not to be duct mounted) • Includes alternate scale and faceplate for horizontal mounting

Specifications: • Humidity rating, operating: 20% to 80% RH • Temperature rating: 50°F to 125°F • Differential: 5% RH • Voltage: 24/120/240VAC • F/L Amps:120V/240V: 7.5A/3.8A • LR Amps: 120V/240V: 30A/15A • Dimensions: 3-3/8" W x 6-3/16" H x 2-1/4" D

Each

Order # Mfg. #

L40-017 H600A1014

535.00

Humidistat SPDT Switch • For low or line voltage

• Dial lock feature • Range: 10% to 90% relative humidity • Pilot duty: 125VA @ 120/240VAC WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

• SPDT contact action provides control of humidifying or dehumidifying equipment • Mounts on a flat surface or on a standard 2" x 4" outlet box

Each

Order #

Mfg. #

L36-821

W42AA-1C

449.00

343

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