


SZ-7562T Temperature Controller | Dual Compressor Control | –40°C to +99°C
The SZ-7562T Temperature Controller offers dual compressor control with a wide –40°C to +99°C range, supporting independent or interdependent operation, load sharing, cycling, run hour equalization, and compressor fault detection. Ideal for chillers and industrial refrigeration systems.
Product Summary
The SZ-7562T Temperature Controller is designed for dual compressor chillers, offering wide temperature control from –40°C to +99°C with precise 0.1°C resolution. It provides advanced compressor management, including load sharing, sequential operation, cycling, and surge protection, ensuring reliability and efficiency in cooling applications.
Key Features
Dual compressor temperature controller
Wide temperature range: –40°C to +99°C
High precision: 0.1°C or 1°C (settable)
Independent or interdependent compressor modes
Individual set points, differentials, and time delays for each compressor
Run hour equalization to balance usage
Cycling of compressors to prevent overload
Delay between compressor ON/OFF to avoid surges
Independent digital inputs for compressor fault detection
Cooling & heating mode selection
Auto operation in case of sensor failure
High & low temperature logs
Compact panel-mount design (78 × 36 × 80 mm, cutout 71 × 29 mm)
Applications
Chillers (HVAC & industrial)
Dual compressor refrigeration systems
Cold storage systems requiring load sharing
Process cooling plants
Industrial refrigeration requiring wide-range temperature control
Product Benefits
Wide temperature range (–40°C to +99°C) for versatile applications
Balanced compressor performance with run hour equalization and load sharing
Enhanced reliability via surge delay, overload protection, and fault detection
High precision with settable resolution up to 0.1°C
User-friendly design with touch keypad and compact panel mount housing
FAQs
Q1. What is the supported temperature range?
It supports –40°C to +99°C with 0.1°C or 1°C resolution.
Q2. Can it operate compressors independently?
Yes, it supports independent or interdependent operation for dual compressors.
Q3. How does it ensure compressor protection?
It includes cycling, run hour equalization, surge delay, and digital fault detection.
Q4. What applications is it best suited for?
It is ideal for chillers, industrial refrigeration systems, and process cooling plants.



