20 Chromalox 3101 Operator's Manual
A --- Display Page and Security Lock
B 123 Display Page and Security Lock
C 458 Settings for:
Limit Control
Alarms
Input
Digital Communications
D 736 Calibration
Digital Input, Analog Process Output
Security
Levels
Every parameter or selection in the 3101 control-
ler’s setup PAGEs has an identifying MENU. Each
MENU is assigned one of four Security Levels,
A-D. In each level you may view certain MENUs,
and adjust certain MENUs. This allows you to
set the Security level that is appropriate for your
operating environment, prohibiting unauthor-
ized access to or accidental changing of control
parameters.
Level Code Description
Figure 3.4
Security Levels and PAGE/MENU Contents
Entering the
Security Code
The Security Code is entered on the Setup
PAGE SET, at the MENU LOCK. This code de-
termines which MENUs may be viewed and
adjusted.
The controller is set at Security Level C, when
you receive it from Chromalox.
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