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Constant Differential Throughout the Entire Range
Compact Enclosure
Variety of Sensing Element Styles
Unaffected by Cross-Ambient Condition
Compact general purpose temperature controls with a wide selection of models
Dependability-precision snap-acting contacts in dust tight enclosure and liquid filled sensing element are field proven
Precision repeat accuracy which is unaffected by barometric pressure and cross ambient temperature problems
Concealed differential adjustment discourages unauthorized adjustment changes
Extremely close differentials-fixed or adjustable
Trip-free manual reset-reset must be pressed and released before operation will resume. Contacts cannot be blocked in the closed position
Pressure Transducer Responds Quickly to Condenser Pressure Changes and Condenser Air Delivery Requirement
Soft Start Capability Provides a Smooth Fan Startup, Which Reduces Motor-Starting Built-In Voltage Surge Protection, Radio Frequency Interference Suppression and Ground Terminal Screwnoise and Abrupt Changes in Motor Speed
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 Provides Long Lasting, Rugged Protection for Internal Components
Sight-Set Calibrated Pressure Adjustment Displays a Visible Pressure Scale, Fully Adjustable through the Range without Removing the Cover (On NEMA 1 Enclosure Models)
Manual Reset Lockout Option Provides Trip-Free Lockout that Cannot be Overridden or Reset Until Pressure Returns to Specified Level
Limited Knob Adjustment Option Restricts Control Adjustment Range and Deters Tampering and Over Adjustment
The A19 Series Thermostat is a Wide Range Temperature Control with Air Coil Sensing Element
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
Compact general purpose temperature controls with a wide selection of models
Dependability-precision snap-acting contacts in dust tight enclosure and liquid filled sensing element are field proven
Precision repeat accuracy which is unaffected by barometric pressure and cross ambient temperature problems
Concealed differential adjustment discourages unauthorized adjustment changes
Extremely close differentials-fixed or adjustable
Trip-free manual reset-reset must be pressed and released before operation will resume. Contacts cannot be blocked in the closed position
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
No Close Fitting or Sliding Parts in Water Passages Provides robust control in less than ideal conditions
Corrosion Resistant Material for Parts that Come in Direct Contact with Water Promotes longer valve life
Accessible Range Spring Allows easy manual flushing, if required
Take-apart Construction Allows access to interior of valves without removing the valve from refrigeration system or pumping down
Pressure-balanced Design Maintains consistent set point against both gradual and sudden water pressure change
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
No Close Fitting or Sliding Parts in Water Passages
Provides Robust Control in Less than Ideal Condition
Corrosion Resistant Material for Parts that Come in Direct Contact with Water
Promotes Longer Valve Life
Accessible Range Spring Allows Easy Manual Flushing if Required
Take-Apart Construction Allows Access to Interior of Valves without Removing the Valve from Refrigeration System or Pumping Down
Pressure-Balanced Design Maintains Consistent Setpoint against Both Gradual and Sudden Water Pressure Change