SAILSWITCH S688A Series

For “On-Off” control of electric air cleaners, humidifiers and other equipment dependent upon system fan operation. Allows auxiliary equipment to be wired independently of blower circuit.

SPDT normally open contacts make at 250 FPM, break at 75 FPM. Normally closed contacts make at 75 FPM, break at 250 FPM. Electrical rating: N.O. contacts, 2 amps @ 120v, 1 amp @ 240v; N.C. contacts 1 amp @ 120v, .5 amps @ 240v.

CAT. NO. MFG. NO. 1C346 1C340

S688A1007 123773A

SAIL DIMENSIONS 10” insertion, 5” wide Replacement Sail

SAILSWITCH S437 Series

Air velocity on a flat metal sail extending into airstream actuates a burner circuit or other circuit after a 1900 FPM velocity is attained.

Used primarily for draft inducing equipment. SPST switch makes on velocity increase. Adjustable 550-900 FPM differential. Electri- cal rating: 8 amps @ 120v, 5 amps @ 240v.

CAT. NO. MFG. NO. 1C341

S437A1009

INSERTION EACH 3-1/2”

ENTHALPY CONTROLS H205/H705 Series

Combines temperature and humidity sensors in a single control to sense total heat content (temperature and relative humidity) of outdoor air, and control amount of make-up air brought into the system by an economizer. No. H705 is solid state.

CAT. NO. MFG. NO. 2C312 2C313

H205A1012 20 to 80% H705A1003 20 to 80%

RELATIVE HUMIDITY RANGE SWITCHING EACH SPDT SPDT

WINTER WATCHMAN S483B Series

Plugs directly into wall outlet, completes cir- cuit to household lamp or other warning device upon fall in temperature to preset point. Useful when house is unoccupied to notify a neighbor of a temperature drop so that heating source fault can be rectified before freeze-up occurs. Dimensions: 3-3/8” high, 2-1/8” wide, 7/8” deep.

CAT. NO. MFG. NO. 1C200

S483B1002

RANGE EACH 30-60° F

$58.26

Provides averaged discharge or return air temperatures to W8900, mounts in return air duct or plenum.

CAT. NO. MFG. NO. 1C132

EACH C7100A1015 $120.25

$874.10 $289.51

$160.40 EACH

$111.32 $22.24

TEMPERATURE SENSOR C7189 Series

WALL MOUNTED

Provides room temperature to W8900 control module, mounts in living area in location of av- erage temperature and air circulation; allows PC8900 control panel to be mounted in any convenient location regardless of temperature and air flow patterns.

CAT. NO. MFG. NO. 1C129

C7189A1001

TEMPERATURE SENSOR C7089 Series

OUTDOOR Provides outdoor temperature to

W8900 for display on PC8900, mounts with bracket (included) under eave or other protected outdoor location.

CAT. NO. MFG. NO. 1C128

C7089A1002

EACH $47.41

DISCHARGE AIR TEMPERATURE SENSOR C7100A Series

EACH $62.38

WALL MOUNTED HUMIDIFICATION CONTROLS

H46C - SPST snap-action switch makes on rise of relative humidity. Fixed 4-6% differential, range 20-80% RH. Dimensions: 4-3/4” high, 2-1/4” high, 2” deep - white.

H600A - SPDT snap-action switch makes on rise and/or fall of relative humidity. Fixed 5% differential, adjustment range 20-80% RH. Dimensions: 6-1/4” high, 3-3/8” wide, 2-1/4” deep.

CAT. NO. MFG. NO. 1C744 1C743

H46C1166 H600A1014

RANGE %RH EACH 10 to 60 20 to 80

$81.01 $289.25

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CONTROLS