Sierra Monitor Corporation PF2A7H Manual de usuario descargar pdf (Pagina 11)

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Error Display and Troubleshooting

This function displays error location and nature. When a problem

or an error occurs, take the following actions.

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］→［ m

］→

［m

×10

］→［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］→［ m

］→［ m

×10

］→［Ｌ］by

▲

button.

3. Unit stops flickering when deciding the unit by 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.

●

SET

Other Functions

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 button after「F_00」appears.

＊Setting is not initialized but switched to「F_0」if pressing

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)

●

MODE

●

SET

To reset display of Error 1 and 3, press

▲

and

▼

button simultaneously.

LED display

Error Nature Troubleshooting

A current exceeding

80mA

is flowing to OUT1.

Turn the power off. Check

the load and wiring of

OUT1.

Set data has been changed

due to some reason.

Reset all the data.

A fluid flow is higher than

rated rate.

Reduce the flow down to

the rated rate.

1 2 ... 6 7 8 9 10 11 12 13

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Sierra Monitor Corporation PF2A7H Manual de usuario Pagina 11

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