SZ7521P Digital process temperature controller
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Main Features | Cooling output & Time based Defrost. Memory retention, time delay for compressor protection. Auto operation incase of sensor error. Time based signal for auto drain valve. Defrost time / Drain valve signal selectable in minutes & seconds. |
Input & Output | Relay output : 8(3)A for cooling. Relay output : 5A for Heater, Hotgas and Auto Drain Valve. Temp. Sensor Input : 1 NTC. |
Application | Air dryer & freezers. |