Series 24-HP Instruction Manual

Chapter 3 Operation

 

 

Alarms Menu

Example for Setting an Alarm

The following shows how to set Alarm 1 to activate if the mass flow rate is greater than 100 lb/hr. You can check the alarm configuration in the Run Mode by pressing the ￿￿ keys until Alarm [1] appears. The lower line displays the mass flow rate at which the alarm activates. Note: all outputs are disabled while using the Setup Menus.

First, set the desired units of measurement:

1.Use ￿￿ keys to move to the Units Menu (see to page 3-9).

2.Press ￿ key until Mass Flow Unit appears. Press ENTER.

3.Press ￿ key until lb appears in the numerator. Press ￿ key to move the underline cursor to the denominator. Press the ￿ key until hr appears in the denominator. Press ENTER to select.

4.Press ￿ key until Units Menu appears.

Second, set the alarm:

1.Use ￿￿ keys to move to the Alarms Menu.

2.Press the ￿ key until Alarm Output 1 appears.

3.Press ￿ key to access Measure selections. Press ENTER and use the ￿ key to select Mass. Press ENTER.

4.Press ￿ key to select the alarm Mode. Press ENTER and use ￿ key to select HIGH Alarm. Press ENTER.

5.Press ￿ key to select the value that must be exceeded before the alarm activates. Press ENTER and use

￿￿￿￿ keys to set 100 or 100.0. Press ENTER.

6.Press the EXIT key to save your changes. (Alarm changes are always permanently saved.) (Up to three alarm outputs are available depending on meter configuration.)

IM-24-HP

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Sierra 240-VTP, 241-VTP instruction manual Alarms Menu, Example for Setting an Alarm