Chapter5, Parameter functions & definitions, Chapter – Rockwell Automation 900-TC32 Digital Temperature Controllers, Series B User Manual

Page 229: Conventions used in this chapter, Protect function group

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Publication 900-UM007D-EN-E - January 2011

Chapter

5

Parameter Functions & Definitions

Conventions Used in This
Chapter

About the Parameter Display

Parameters are displayed on the controller only when the item(s) listed in the
Conditions of Use section for each parameter is satisfied. However, the
configuration of protected parameters is still valid and the protected
parameters are not displayed regardless of the Conditions of Use.

About the Order in which Parameters are Described
in This Chapter

Parameters are described in order by function group.

The first page of each function group section lists the parameters available in
that function group. The parameter names in this list are listed in the order
that they are displayed on the Bulletin 900-TC8, 900-TC16, and 900-TC32.

Alarms

This chapter describes when alarms are configured for the Control Output 1
or 2 Assignment parameters, or for the Auxiliary Output 1 or 3 Assignment
parameters. For example, when alarm 1 is configured for the Control Output 1
Assignment parameter, it will be specified that alarm 1 is assigned.

Protect Function Group

Four different modes of protection are provided within the Protect function
group:

1.

Operation/Adjustment protection

2.

Initial Setting/Communications protection

3.

Setting Change protection, and

4.

PF key protect (900-TC8 only).

These protection parameters prevent unwanted operation of the controllers
front panel keys in varying degrees.

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