B-320-2-E
24
8. OPERATION
8.1 Preparation Before Operation
(1) Ensure that the flowmeter and associated equipment (shutoff valve, etc.) are correctly installed and
connected to the piping assembly with no place left unfinished.
WARNING: Make doubly sure that the shutoff valve and this flowmeter are correctly
connected with air tubing.
(2) Thoroughly dehumidify supply air.
Using an air filter, or similar element, drain thoroughly to remove moisture and oil content in the supply air.
(3) Adjust the supply air pressure to the shutoff valve to the specified air pressure with the reducing valve (air
set).
Steps (3) and (4) above require daily inspection.
8.2 Preoperational Checks
CAUTION: Ensure that, without allowing the process fluid to run, the shutoff valve
operates positively and that no air leaks exist at air tubing connections.
(1) Set the quantity of a batch to any value.
NOTE: See Section 7 on page 20 for setup procedure.
(2) Show the batch setpoint in the LCD display, press
RESET
▲
button (white), and then
START
▲
button (green) to
make certain that the shutoff valve opens.
(3) Press
STOP
ROT.
button (red) to confirm that the shutoff valve closes.
(4) Repeat steps (2) and (3) above several times to make sure of correct shutoff valve opening and closing.
CAUTION: Be sure to run an operation check above with front cover in place.
