Free-cooling and ventilation control - PENN Controls - LIT-12012249 - A421ABT - A421AET - Electronic Temperature Control - A421 Duty‐Cycle/Ventilation Models

A421 Series Electronic Temperature Controls with Cycle Timer Product Bulletin

Brand
PENN Controls
Product name
A421 Duty‐Cycle/Ventilation Models
Document type
Product Bulletin
Document number
LIT-12012249
Revision date
2023-01-09
Language
English

Set the cycle period from 0 minutes to 60 minutes, and maintain the level of ventilation for the preferred temperature and for warmer, cooler, or extremely colder temperature ranges as shown in Figure 1.