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SZ7568P Subzero Digital process temperature controller
Main Features: Switch off compressor at setpoint.Manual / Auto restart options.Alarm output for high / low temperature.Input & Output: Relay output : 20 A (Inductive)Alarm relay : 5ATemp. Sensor Input : 1 NTC
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SZ7569C Subzero Digital process temperature controller
Cooling output.. Memory retention, time delay for compressor protection. Auto operation incase of sensor error. Relay output :SZ-7510E-CX – 8(3)A / SZ-7569E-CX – 20(8)A. Temp. Sensor Input : 1 NTC. 
