Adjustable reset ratio

adjustable master reset set point

adjustable minimum and maximum supply temperature

adjustable differential

selectable relay for Minimum ON Time

selectable warm weather shutdown temperature

adjustable setback temperature

Modular Design-Enables Stage, Display and Power Modules to be Purchased and Installed as Needed

Plug-Together Connectors and 35 Millimeter Din Rail Mounting Eliminates Wiring Between Modules and Reduces Installation Cost

Two Standard Models Cover Wide Setpoint Ranges-Reduces Inventory by Encompassing Temperature Ranges Required to Support the Majority of Heating, Ventilation, Air Conditioning and Refrigeration (HVAC/R) Application

Wide Adjustable Differential-Enables the User to Match Equipment Cycle Rate and/or Sequencing for a Given Application

Field-Selectable Mode Jumpers-Operates in Both Heating and Cooling Application

Interchangeable Temperature Sensors-Increases Versatility and Serviceability

Permits System to be Configured to Equipment, with Convenient, Future Expansion Made Easy

Eliminates Wiring Between Modules and Reduces Installation Cost

Provides Independent Relay Energization, Either Above or Below Setpoint, for Cooling/Heating

Allows for mounting control directly to refrigeration piping or pressure tap points and reduces space needed for controls

Provides accurate, repeatable pressure control at pressures ranging from vacuum to 750 psig

Provides a manual-reset lockout function for unmonitored equipment that cannot be overridden or reset until system pressure returns to a specified level

Provides direct inline control of most single phase fractional horsepower motors

Compact size and light weight allow for direct mounting

Trip-free manual reset contacts cannot be overridden by continued depression of the reset button

Compact size and Lightweight for direct mounting

Trip-free manual reset on manual reset models, contacts cannot be overridden by continued depression of the reset button

Use with all non-corrosive refrigerants

Dust tight encapsulated switch

1/4 Inch internal flare fitting with built-in Schrader type depressor is standard

Long Life Contact Structure with High Contact Force Right up it Break-No Bounce on Make

Make Reset Models are Trip-Free

Ranges Available to Cover Most Applications

Auxiliary Contact Can be Used to Actuate an Alarm Circuit When the Main Contact Opens

Two-Pole Construction Provides a Number of Application Advantages

Heavy Gauge Low Profile Stainless Steel Element Cup to Protect against Mechanical Damage

Exceeds UL 873 Refrigeration Standard for 30000 Cycle Switch Design

Heavy-Duty Welded and Silver-Plated 40 Amp Contacts

Mounts in Existing Enclosures, No Tools Required

Encapsulated Timer Module Design Prevents Dust and Dirt Build-Up

Heavy-Duty Synchronous Motor for Accurate Timekeeping

Defrost Durations Programmable in 2-Minute Increments

Up to 6 Defrost Cycles per Day

Works with External Temperature or Pressure Switches

Includes 4 Trippers and Spare Tripper Holder is Built-In

Minimum Defrost Time 4 Minute

Maximum Defrost Time 110 Minute

All Steel Case and Cover Built to Provide Long Lasting, Rugged Protection for Internal Component

Sight-Set Calibrated Pressure Adjustment Displays a Visible Pressure Scale, Fully Adjustable Through the Range without Removing the Cover

All Steel Case and Cover Built to Provide Long Lasting, Rugged Protection for Internal Component

Sight-Set Calibrated Pressure Adjustment Displays a Visible Pressure Scale, Fully Adjustable Through the Range without Removing the Cover

All Steel Case and Cover Built to Provide Long Lasting, Rugged Protection for Internal Component

Sight-Set Calibrated Pressure Adjustment Displays a Visible Pressure Scale, Fully Adjustable Through the Range without Removing the Cover

All-steel case and cover

Sight-set calibrated pressure adjustment

Manual reset lockout option

Allows for mounting control directly to refrigeration piping or pressure tap points and reduces space needed for controls

Provides accurate, repeatable pressure control at pressures ranging from vacuum to 750 psig

Provides a manual-reset lockout function for unmonitored equipment that cannot be overridden or reset until system pressure returns to a specified level

Provides direct inline control of most single phase fractional horsepower motors

Compact size and light weight allow for direct mounting

Trip-free manual reset contacts cannot be overridden by continued depression of the reset button

No close fitting or sliding parts in water passages

Minimizes chatter or water hammer

Free movement of all parts provides smooth pressure modulation

Refrigerant adjustment is not affected by water pressure

withstands high hydraulic shock without damage

Range spring does not come in contact with cooling water

Easy manual flushing, if required

Multiple input voltages (24/120/208/240 volts) with no common wire required on electrical loads greater than 2.5 amps uninterrupted

Reduces inventory-replaces most competitive mechanical and electronic refrigeration controls

Electronic temperature accuracy/digital display

Alarm output (with selectable delay-up to 99 minutes)

Adjustable anti-short cycle delay, Set-point locking function

Multiple sensor option can be used with 1 or 4 sensors

Allows for mounting control directly to refrigeration piping or pressure tap points and reduces space needed for controls

Provides accurate, repeatable pressure control at pressures ranging from vacuum to 750 psig

Provides a manual-reset lockout function for unmonitored equipment that cannot be overridden or reset until system pressure returns to a specified level

Provides direct inline control of most single phase fractional horsepower motors

Compact size and light weight allow for direct mounting

Trip-free manual reset contacts cannot be overridden by continued depression of the reset button

Allows for mounting control directly to refrigeration piping or pressure tap points and reduces space needed for controls

Provides accurate, repeatable pressure control at pressures ranging from vacuum to 750 psig

Provides a manual-reset lockout function for unmonitored equipment that cannot be overridden or reset until system pressure returns to a specified level

Provides direct inline control of most single phase fractional horsepower motors

Compact size and light weight allow for direct mounting

Trip-free manual reset contacts cannot be overridden by continued depression of the reset button

Allows for mounting control directly to refrigeration piping or pressure tap points and reduces space needed for controls

Provides accurate, repeatable pressure control at pressures ranging from vacuum to 750 psig

Provides a manual-reset lockout function for unmonitored equipment that cannot be overridden or reset until system pressure returns to a specified level

Provides direct inline control of most single phase fractional horsepower motors

Compact size and light weight allow for direct mounting

Trip-free manual reset contacts cannot be overridden by continued depression of the reset button

Allows for mounting control directly to refrigeration piping or pressure tap points and reduces space needed for controls

Provides accurate, repeatable pressure control at pressures ranging from vacuum to 750 psig

Provides a manual-reset lockout function for unmonitored equipment that cannot be overridden or reset until system pressure returns to a specified level

Provides direct inline control of most single phase fractional horsepower motors

Compact size and light weight allow for direct mounting

Trip-free manual reset contacts cannot be overridden by continued depression of the reset button

Fast Response Models have Coiled Sensing Element Giving at Least Four Times Faster Response than Standard Models

Ambient Temperature Compensated for the Case and Tubing

Sensing Element Capillary Tubing Allows Remote Mounting of Sensing Element

Set Point May be Read and Adjusted Through Cover

Throttling Dial Inside Case Adjusts Proportional Throttling Range

Fast response models (for duct mounting) have coiled sensing element giving at least four times faster response than standard models

Ambient temperature compensated for the case and tubing

Sensing element capillary tubing allows remote mounting of sensing element

Setpoint may be read and adjusted through cover

Throttling dial inside case adjusts proportional throttling range

Fast Response Models have Coiled Sensing Element Giving at Least Four Times Faster Response than Standard Models

Ambient Temperature Compensated for the Case and Tubing

Sensing Element Capillary Tubing Allows Remote Mounting of Sensing Element

Set Point May be Read and Adjusted Through Cover

Throttling Dial Inside Case Adjusts Proportional Throttling Range

Fast response models (for duct mounting) have coiled sensing element giving at least four times faster response than standard models

Ambient temperature compensated for the case and tubing

Sensing element capillary tubing allows remote mounting of sensing element

Setpoint may be read and adjusted through cover

Throttling dial inside case adjusts proportional throttling range

Fast Response Models have Coiled Sensing Element Giving at Least Four Times Faster Response than Standard Models

Ambient Temperature Compensated for the Case and Tubing

Sensing Element Capillary Tubing Allows Remote Mounting of Sensing Element

Set Point May be Read and Adjusted Through Cover

Throttling Dial Inside Case Adjusts Proportional Throttling Range

Fast Response Models have Coiled Sensing Element Giving at Least Four Times Faster Response than Standard Models

Ambient Temperature Compensated for the Case and Tubing

Sensing Element Capillary Tubing Allows Remote Mounting of Sensing Element

Set Point May be Read and Adjusted Through Cover

Throttling Dial Inside Case Adjusts Proportional Throttling Range

Fast Response Models have Coiled Sensing Element Giving at Least Four Times Faster Response than Standard Models

Ambient Temperature Compensated for the Case and Tubing

Sensing Element Capillary Tubing Allows Remote Mounting of Sensing Element

Set Point May be Read and Adjusted Through Cover

Throttling Dial Inside Case Adjusts Proportional Throttling Range

Fast Response Models have Coiled Sensing Element Giving at Least Four Times Faster Response than Standard Models

Ambient Temperature Compensated for the Case and Tubing

Sensing Element Capillary Tubing Allows Remote Mounting of Sensing Element

Set Point May be Read and Adjusted Through Cover

Throttling Dial Inside Case Adjusts Proportional Throttling Range

Liquid Filled Copper Elements Provide Rapid Sensing to Control the Compressor System

Control Temperature in a Duct, Tank, Freezer or Cooler

Controller Element Can be Directly Immersed in the Controlled Medium

Adjustable Control Set Point

Ambient Temperature Compensation Provides Good Temperature Control

Allows for mounting control directly to refrigeration piping or pressure tap points and reduces space needed for controls

Provides accurate, repeatable pressure control at pressures ranging from vacuum to 750 psig

Provides a manual-reset lockout function for unmonitored equipment that cannot be overridden or reset until system pressure returns to a specified level

Provides direct inline control of most single phase fractional horsepower motors

Compact size and light weight allow for direct mounting

Trip-free manual reset contacts cannot be overridden by continued depression of the reset button

Allows for mounting control directly to refrigeration piping or pressure tap points and reduces space needed for controls

Provides accurate, repeatable pressure control at pressures ranging from vacuum to 750 psig

Provides a manual-reset lockout function for unmonitored equipment that cannot be overridden or reset until system pressure returns to a specified level

Provides direct inline control of most single phase fractional horsepower motors

Compact size and light weight allow for direct mounting

Trip-free manual reset contacts cannot be overridden by continued depression of the reset button

Compact Size and Lightweight Construction

Tamper-proof, Factory-Calibrated Pressure Setpoints

Factory-Calibrated Pressure Setpoint

Optional Trip-Free Manual Reset

Optional Heavy Duty Electrical Contact

No Close Fitting or Sliding Parts in Water Passages

Accessible Range Spring

Take-Apart Construction

Pressure-Balanced Design

Corrosion Resistant Material for Internal Part

No Close Fitting or Sliding Parts in Water Passages

Accessible Range Spring

Take-Apart Construction

Pressure-Balanced Design

Corrosion Resistant Material for Internal Part

No Close Fitting or Sliding Parts in Water Passages

Accessible Range Spring

Take-Apart Construction

Pressure-Balanced Design

Corrosion Resistant Material for Internal Part