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At PVR Controls, we specialise in designing and delivering world-class commercial and industrial solutions, valves, and controllers engineered for the refrigeration industry.
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  7. Two Compressor / Differential Controller

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Products in Two Compressor / Differential Controller

Temperature Controller - 2 Compressor

Temperature Controller - 2 Compressor

SZ-7552T

Temperature Controller - 2 Compressor

SZ-7552T

    • Temp. Range 0.0 to 50.0ºC
    • Individual Set points, Differentials and Time Delays for Compressor
    • Selectable sequential or Independent working Modes of Compressors
    • 0.1 Resolution for Precise Control
    • Cooling & Heating Mode Selection
    • Run Hour Equalization 
    • Touch Sensitive Keypad 
    • Individual Digital Input for Compressor Fault 
    • Cycling of Compressors to avoid overloading one compressor
    • Load sharing between the Compressors
    • Delay between two Compressors starts and Stops to avoid surge
    • Auto Operation in case of Sensor Failure/Error
    • High & Low Temperature Logs 
    • Application: Chillers
Temperature Controller - 2 Compressor

Temperature Controller - 2 Compressor

SZ-7562T

Temperature Controller - 2 Compressor

SZ-7562T

    • Temp. Range -40.0 to 99.0ºC
    • Individual Set points, differentials and time delays for Compressor
    • Selectable Interdependent or Independent working Modes of Compressors
    • 0.1 Resolution for Precise Control
    • Cooling & Heating Mode Selection
    • Run Hour Equalization 
    • Touch Sensitive Keypad 
    • Individual Digital Input for Compressor Fault 
    • Cycling of Compressors to avoid overloading one compressor. 
    • Load sharing between the Compressors
    • Delay between two Compressors starts and Stops to avoid surge
    • Auto Operation in case of Sensor Failure/Error
    • High & Low Temperature Logs
    • Application: Chillers
Temperature Controller-8(3)A Relay & Differential Mode

Temperature Controller-8(3)A Relay & Differential Mode

SZ-7556T-D

Temperature Controller-8(3)A Relay & Differential Mode

SZ-7556T-D

    • Operation based on 2 Probes 
    • 0.1 Resolution for Precise Control
    • Touch Sensitive Keypad 
    • Digital Input for Compressor Fault
    • Alarm Relay for Faults 
    • Settable ON & OFF time delay for Compressor Protection
    • Password Protection for Parameters
    • Auto Operation in case of Sensor Failure/Error
    • High & Low Temperature Logs
    • Applications: Oil Chillers, Panel A/C’s
Temperature Controller-8(3)A Relay, DI, Defrost  & Communication

Temperature Controller-8(3)A Relay, DI, Defrost & Communication

SZ-7526TX

Temperature Controller-8(3)A Relay, DI, Defrost & Communication

SZ-7526TX

    • TTL port for RS485 Communication
    • Digital Input for Compressor Fault/Door Open fault
    • 0.1 Resolution for Precise Control
    • Touch Sensitive Keypad 
    • Time based OFF Cycle Defrost
    • Auto/Manual Defrost option available
    • Alarm Relay for Faults 
    • Settable ON & OFF time delay for Compressor Protection
    • Password Protection for Parameters
    • Auto Operation in case of Sensor Failure/Error
    • High & Low Temperature Logs
    • Applications: Small Cold Rooms, Freezers, Refrigerated Cabinets

At PVR Controls, we’ve been building and integrating world-class electrical & electronic solutions, valves, and controllers for the refrigeration industry with highly effective functionality and a wide variety.

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