Hog Slat Inc. Newton Grove, NC USA AUG 2025 REV A5 22 Ventilation System 19C. MAX HUMIDITY CUT OFF: If humidity compensation is activated under Stage 1 set up, this sets the maximum relative humidity level at which time the misting system will turn off regardless if called for by temperature. 19D. OFFSET AND DIFFERENTIAL: The OFFSET + DIFFERENTIAL will set the temperature above the SET-POINT when the mist cooling system will turn ON. The OFFSET sets the temperature above the SET-POINT when the system turns OFF. 19E. MIST STAGE ASSIGNMENT: When the “ACTIVATE” icon is pressed, this turns on the mist cooling. The Stage assigned to mist cooling will be illuminated in Green. 19F. ACTIVATE/DE-ACTIVATE: Press ICON to Activate or De-activate mist cooling. ================================================================== 20. ALARM: The alarm section has a SPDT relay output function. The Alarm can be used in case of power failure, fault in controller, high/low temperature or probe 1 fault in case only one probe is used. 20A: EMPTY BARN LOW: Set the actual temperature an alarm should activate during the “EMPTY BARN” mode of operation. This is primarily to prevent freezing of equipment or water pipes when barn is not in use. 20B: ALARM STATUS: Alarm indication will illuminate beside the indicated fault. 20C. ALARM HIGH: Set the OFFSET value above the SET POINT to equal temperature an alarm should be used in case of over temperature condition. 20D. ALARM LOW: Set the OFFSET value below the SET POINT to equal temperature an alarm should be used in case of under temperature condition. 20E. ALARM ZONE PROBE ERROR: Error will occur if probe(s) is lost in ZONE area during ZONE heating operation leaving no active probe to report temperature. 20A 20B 20C 20D 20E
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