Hog Slat Inc. Newton Grove, NC USA AUG 2025 REV A2 19 Ventilation System 17B: STAGE 2: ON/OFF output. DIFF (3) equals the temperature above stage 2 when stage 3 is to come on. Stage 3 turns off when temperature falls below the OFF temperature setting. 17C. STAGE 3: ON/OFF output. Can be cooling or Heating stage (refer to Heat page section). Cooling operates according to the DIFF 3 Temperature. Stage 3 can be set for Non-Floating or Floating. Non-Floating Stage 3 will follow Stage 2. Floating, Stage 3 Differential will begin after the OFFSET 3 value. This moves the curtain operation after Stage 2. 17D. SELECT IF STAGE 3 IS FLOATING YES or NO: Selection to set Stage 3 as Floating or Non-Floating. When set to Floating, the Offset value appears that can now be changed. ================================================================== 18. HEAT: Heater 1 is assigned to a dedicated Heat Stage while Heat 2 if selected is assigned to Stage 3. Two types of heating can be selected. Either Cascading or Zones. 17D
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