Smart Positioner
YT-2500 / 2550 / 2501 Series
Product manual
Ver. 1.04
6
1.3
Explosion Proof Warning (Only for Intrinsic safety type positioners)
Please ensure the unit is being used and installed in conformity with local, regional, and
national explosion proof within the proper safety barrier environment.
R
efer to “2.6 Certifications”
Explosion proof type of cables and gaskets should be used, when explosion gases are
present at the installation site.
Positioner has 2 ports for power connection. Explosion proof type wires and packing
should be used. Blind plug is required when any port is not being used.
Cable rug with surface area of more than 0.195mm
2
with M4 spring washer should be
used to connect the power.
For external ground terminal, cable rug with surface area of more than 5.5mm
2
should
be used.
There is risk of explosion due to static electricity charge. Static electricity charge may
develop when cleaning the product with a dry cloth. It is imperative to avoid static
electricity charge in the hazardous environment.
