SZ7529P Digital process temperature controller

Main Features: 

• Individual set points, differentials and time delays
• Cycling of compressors to avoid overloading one compressor
• Activate second compressor in case first compressor is not able to handle the load
• An internal 10 sec time delay is provided to avoid simultaneous startups of compressors & a similar option for switching off as well to prevent an electrical surge
• Software keypad lock to avoid parameter tampering by bystanders

Input & Output:

• Relay output: 8(2) A for two Compressors
• Temp. Sensor Input : 1 NTC Probe