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ADD FURNACE CO.,LTD.
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Chapter 3. MOUNTING AND WIRING
■
Pipes
●
Precautions for piping installation
This device is a precision instrument. If foreign matter such as dust, oil mist or
water enters the device, it may cause measurement error or faulty operation. When
installing piping, be sure to follow the procedures below to prevent foreign matter
from entering the device.
1.
Before installing the device, be
sure to flush the upstream and
downstream piping thoroughly
to remove welding fume
particulate and dust.
CMG
2.
Be sure to wipe the inside
Upstream side of
piping
Downstream side of
2.
piping
of the pipe to be directly connected to this device.
3.
After the above two operations are complete, check to be sure that there is no
welding fume particulate or dust, and then install the device.
Handling Precautions
If foreign matter cannot be fully
eliminated by flushing or wiping, or if the
regular presence of foreign matter can be
expected, be sure to install a filter. If
dust, oil or moisture adheres to the Micro
Flow sensor chip, measurement error or
faulty operation may result.
Micro Flow
sensor chip
●
Straight pipe section
To be sure the straight pipe section is long enough, refer to pages 23-24.
6