Chapter 2. WIRING
2
Handling Precautions
• Wiring way except the RS-485 communications wiring, refer to;
CMQ-V series Digital Mass Flow Controller user's manual No.CP-SP-
1204E or CMQ-V Series Digital Mass Flow Controller (for Hydrogen and
Helium Gases) user's manual No.CP-SP-1205E.
CAUTION
Use the CMQ-V Series within the operating ranges recommended in the
specifications of user's manual, CP-SP-1204E and CP-SP-1205E
(temperature, humidity, voltage, vibration, shock, mounting direction,
atmosphere, etc.). Failure to do so might cause malfunction.
Be sure to turn the power off before connecting the controller. Failure to do so
might cause malfunction.
Wire this controller in compliance with the predetermined standards. Also
wire the controller with specified cables and recognized installation methods.
Failure to do so might cause malfunction.
Make sure that wire scraps, chips or water do not enter inside the case of the
controller. Failure to heed this caution may lead to malfunction.
If there is a risk of a power surge caused by lightning, use Yamatake
Corporation's SurgeNon to prevent possible fire or equipment failure.
Be sure to check that the wiring is correct before turning the power on.
Incorrect wiring could cause damage or malfunction.
Do not disassemble the controller. Doing so might cause malfunction.
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