Penn A421ABD Series User Manual

A421 Series Electronic Temperature Controls with Off-Cycle Defrost Installation Instructions
10
To exit the Basic menu and go directly into the
Advanced menu, simultaneously press  and , and
hold them for 5 seconds.
Advanced Menu
The Advanced menu allows you to change the
parameter values in the Basic menu and the parameter
values for the Advanced parameter codes; including
Temperature Units (Un), Low Temperature Setpoint
Stop (LtS), High Temperature Setpoint Stop (HtS),
Anti-Short Cycle Delay (ASd), Defrost Cycle Time
(dFt), and Defrost Interval (dI), Binary Input Mode
(bLn), Backlight Brightness Level (bLL), Temperature
Setback (tSb), Sensor Offset (So), Sensor Failure
Option (SO), and Start or Stop Defrost Cycle (SdF).
See Parameter Codes and Modes of Operation
and
Table 3 for more information regarding parameter
codes, usable parameter values, and default values.
2. Press  or  to scroll through all of
the Basic parameter codes and
display the preferred code.
3. With the preferred parameter code
displayed, press MENU to display the
current parameter value for the code.
4. With the current parameter value
displayed, press  or  to scroll
through all of the parameter’s usable
values and display the preferred
value.
5. With the preferred parameter value
displayed, press MENU to save the
displayed value and go to the next
parameter code.
OFF
On
25
o
F
35
o
F
Figure 8: Navigating the Advanced Menu
(Factory Default Values Shown)

Penn A421ABD Series Specifications

General

Brand	Penn
Model	A421ABD Series
Category	Controller
Language	English