Other Functions

Flow display check

Check integrated flow when instantaneous flow is selected

Integrated flow is displayed only during ▼button is pressed. (Returns to instantaneous flow when releasing ▼button.) ＊The unit of integrated flow is changed as［Ｌ］→［m3 ］→

［m3 ×103 ］→［Ｌ］if press ▲button while pressing ▼button.

Check instantaneous flow when integrated flow is selected

Instantaneous flow is displayed only during ▼button is pressed. (Returns to integrated flow when releasing ▼button.)

Switching the unit of integrated flow display

Set the integrated flow display unit while integrated flow is selected.

1.Unit flickers by pressing ▲button.

2.The unit is changed as［Ｌ］→［m3 ］→［m3 ×103 ］→［Ｌ］by ▲button.

3.Unit stops flickering when deciding the unit by SET● button.

＊The unit stops flickering unless pressing button for 5 sec., and complete switching the flow display unit. Integrated flow display unit is not switched.

Clear of Integrated Value

Integrated value is cleared by pressing ▲button pressing ▼ button for 5sec.

Initialize the Set Value

All the setting can be initialized to values at shipment.

Press ▲button and ▼button for longer than 2 sec. during initial setting mode「F_0」. Press SET● button after「F_00」appears. ＊Setting is not initialized but switched to「F_0」if pressing MODE●

button. See below for setting at shipment. Display setting : Instantaneous flow(d_1) Unit setting : /min(U_1)

Switch spec. : Instantaneous switch output(oU1_0)

Output mode : Reverse output(oU1_n)

Flow setting value : Instantaneous flow Intermediate value of full-range/Integrated flow 0

Key lock mode : Unlocked(unL)

Flow conversion condition : 20℃, 101.3kPa, 65%RH[ANR](Anr)

Error Display and Troubleshooting

This function displays error location and nature. When a problem or an error occurs, take the following actions.

LED display	Error Nature	Troubleshooting
	A current exceeding 80mA	Turn the power off. Check
	is flowing to OUT1.	the load and wiring of OUT1.

	Set data has been changed	Reset all the data.
	due to some reason.

	A fluid flow is higher than	Reduce the flow down to
	rated rate.	the rated rate.

To reset display of Error 1 and 3, press ▲and ▼button simultaneously.

Sierra Monitor Corporation PF2A7H Other Functions, Flow display check, Clear of Integrated Value

Models: PF2A7H