Front panel - PENN Controls - LIT-12011972 - A421ABC - A421ABG - A421ABJ - A421AEC - A421AEJ - A421GBF - A421GEF - Electronic Temperature Control - A421 Standard Model

A421 Series Standard Electronic Temperature Controls with and without Power Cords Product Bulletin

Brand
PENN Controls
Product name
A421 Standard Model
Document type
Product Bulletin
Document number
LIT-12011972
Revision date
2023-01-09
Language
English

View the status, parameters, temperature, units, operating mode icons, and binary input on the LCD. The flame icon indicates heating mode. The snowflake icon indicates cooling mode.

You can set up the parameters and adjust the control with the three-button touchpad on the front panel. Use the Menu button to save values and advance to the next parameter.

The green LED indicator illuminates when the output relay is closed.