Adjusting the control in Restricted mode - PENN Controls - A421ABG - A421ABJ - A421AEJ - Electronic Temperature Control - A421 Standard Model

A421 Series Standard Electronic Temperature Controls with Power Cords Installation Guide

Product name
A421 Standard Model
Document type
Installation Guide
Document revision
Revision date

About this task

In this task you adjust the OFF value and shift the On and OFF control band within the restricted adjustment range, when the control is in the restricted adjustment mode.


  1. On the Main screen, press MENU to go to the Restricted Adjustment mode menu and display the OFF parameter code screen (Figure 1).
  2. To go to the OFF value screen press MENU.
  3. On the OFF value screen, press Down or Up to change the OFF value within the restricted adjustment range.
  4. To save the selected OFF value and return to the OFF code screen, press MENU.
  5. To return to the Main screen, press Down and Up simultaneously.
    Figure 1. Adjusting temperature in the Restricted Menu