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Alarm limits, Figure 34, Figure 35 – Watlow Series 920 Microprocessor-Based Ramping Control User Manual

Page 57

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Alarm Limits

You can set up alarm bands with the two available alarms. Each of the two

alarms has a high and a low limit point, indicated by the or

designation.

You specify in the Operating Data where you want Al Al H,

and

The first two examples below show one band inside the other. However, you

could use Al L-Al H as a band below both set point, and

Temp

New SP

Temp

Actual

Time

AIL

New SF

Figure 34
Alarm limits for
Alarms 1 and 2

with “process”
type alarm.

=P,

Figure 35
Alarm limits
Alarms 1 and 2

with “deviation”
type alarm.

How To Use

Chapter

7

WATLOW

920