Sierra InnovaMass 240i Series, Instruction Manual, Page: 73 / 115

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Table 12. Flow Alarms (Sub Menu)
For example, we will set a low flow alarm to demonstrate the alarms function. Navigate to the
Flow Alarms (Sub Menu) screen. Assume that you already set the Active Alarm to “Flow” and
the alarm condition is set to go off on a “Low” flow. The Flow Alarms menu allows you to set
the actual alarm setpoint along with hysteresis.
Press enter

and the units will begin flashing. As in previous examples, use the

buttons to enter the desired numeric value, and the enter key

to save the value.
In the example screen below, 10 scfm has been entered. The units were already set in the units
menu.
If you wanted to set a “High Alarm,” press the right or left key

and the “High Alarm” setup
screen will appear.
If you wanted to set the active alarm on pressure, temperature or totalizer
(instead of flow), use Table 11 to navigate to the Active Alarm (Sub-Menu).
Pressure Alarm
Navigate to the Pressure Alarm screen. Use Table 11 above for guidance. You will see this
screen:
Press enter

and a screen like this will show:
Low (SCFM)
000010.000000
Pressure Alarm
(Sub-Menu)
Low (Psig)
14.69000000