User`s manual

Table Of Contents
Operation
535 User's Manual Chapter 2, Controller Operation 5
CHAPTER 2
BASIC INTERFACE
DISPLAYS
The display strategy of the 535 Process Controller is the same for all control
modes.
1st Display (five 7-segment digits)
For the process variable value.
2nd Display (nine 14-segment digits)
For the setpoint, deviation, output level or valve position (if available)
In TUNING or SET UP mode, for the parameter name.
Upon power up, indicates the current setpoint.
3rd Display (nine 14-segment digits)
For alarm messages, loop name, errors, etc.
In TUNING or SET UP mode, the value or choice of parameter shown in
the 2nd display.
ICONS (LIT)
OUT Indicates either 1) relay output is energized; or 2) analog output is
greater than 0%.
ALM1 Indicates the respective alarm (one) is active.
ALM2 Indicates the respective alarm (two) is active.
Figure 2.1
Operator Interface
OUT OUT OUT
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535
MANUAL DISPLAY SET PT
ACK MENU FAST
OUT
1 2
ALM
1 2
Icons
1st
Keys
2nd
3rd
Location for
identification
label
Displays:
ALM ALM ALM
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