Alarms during sp ramp operation – Rockwell Automation 900-TC32 Digital Temperature Controllers, Series B User Manual

Page 167

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Publication 900-UM007D-EN-E - January 2011

Parameter Adjustments & Application Considerations

4-31

Alarms During SP Ramp Operation

The operation of alarms during SP ramp operation depends on whether
alarms are configured to be based on the ramp set point or the target set point
(refer to the Figure 4.48). The set point to be used is configured in the Alarm
SP Selection parameter.

Figure 4.48

To Move to the Advanced
Setting Function Group

By default, the Advanced Setting function group is protected and you cannot
directly move to this function group. To move to this function group you must
first cancel the protection applied by the Protect function group in the Initial
Setting/Communications Protect parameter. Refer to page 4-33, Using the Key
Protect Function Group

.

EXAMPLE

Operation Procedure: To Remove Protection and Move to the Advanced

Setting Function Group

1. Press the

and

M

keys simultaneously for at least 3 seconds in the

Operation function group.

Alarm SP Selection = Ramp SP (Alarm Type: 1 (Upper/Lower Limits))

Alarm SP Selection = Target SP (Alarm Type: 1 (Upper/Lower Limits))

Temperature

Temperature

Time

Time

Alarm output ON

Alarm output ON

Alarm output ON

Alarm output ON

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