Fuji Electric ZKMA, Инструкция по эксплуатации

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8. BLOWDOWN (OPTION)
In order to prevent the flow guide tube from clogging with dust contained in gas being measured, dust depos-
its in the flow guide tube is removed by blowing compressed air such as instrumentation air, etc. Use the
blowdown function by one of the following three methods.

(1) Manual blowdown (“8.2”), (2) Automatic blowdown (“8.3”),
(3) Remote blowdown (“8.4”)
8.1 Preparation for blowdown

Wiring/piping check
Perform wiring and piping correctly referring to Item. “4.3”. Since high pressure is applied to the piping,
be sure to use blind-nut type joints at connections. Special care should be taken with regard to air-
tightness.
 Setting of blowdown time
Referring to “10.3.4 Procedure for setting blowdown time”, set blowdown time.
8.2 Manual blowdown
Description

You can perform blowdown operation once by key operation using this function.
Procedu
re
Operation
(example)
Performing manual blowdown
Key operation Description
Displayed message
(LCD)
(1) Display the screen on the right in accordance with the key op-
eration summary and press the
key, the manual blowdown
performing screen enters.
BLOW DOWN MENU
MANUAL BLOW DOWN
(2)
Press the key to perform manual blowdown.
MANUAL BLOW DOWN
ENTRY
(3) While executing, the screen on the right appears.
MANUAL BLOW DOWN
11.11 vol%
(4) After the calibration is completed, the display returns to the
screen on the right.
BLOW DOWN MENU
MANUAL BLOW DOWN
How to cancel

Press the key to cancel the operation.