Young Tech co, LTD. www.ytc.co.kr
#662-8 PungMu Dong, Kimpo City, KyeongGi Do, 415-809, KOREA TEL: (82 31) 986 – 8545 FAX: (82 31) 986-2683
2
The manual should be provided to the end-user.
Introduction
Thank you for choosing YTC product. Each product is fully inspected after the production to offer you
the highest quality. In order to fully utilize the product, we strongly recommend users to read the
manual carefully and fully understood.
The manual can be altered or revised without any prior notice. Any changes in product's
specification, structure, and/or any components may not result immediate revised version
of the manual.
The manual should not be duplicated or reproduced for any purpose without any approval
from Young Tech Co., Ltd, South Korea.
For the safety, it is imperative to follow instructions in the manual. It is not manufacturer's
liability for any damages which caused by users' negligence.
Manufacturer Warranty
It is not manufacturer's liability for any damages or accidents which resulted by any alteration
or modification of the product and parts. If alteration or modification is necessary, please
contact the manufacturer directly.
Manufacturer warrants the product from the date of original retail purchase of the product for
one (1) year, except as otherwise stated.
Manufacturer warranty will not cover the products that the product have been subjected to
abuse, accident, alteration, modification, tampering, negligence, misuse, faulty installation,
lack of reasonable care, repair or service in any way that is not contemplated in the
documentation for the product, or if the model or serial number has been altered, tampered
with, defaced or removed; damages that occurs in shipment, due to act of God, failure due to
power surge, and cosmetic damage. Improper or incorrectly performed maintenance or
report voids this Limited Warranty.
For detailed warranty information, please contact the corresponding local Young Tech Co.,
Ltd office or main office in South Korea.
YT-870 is designed for explosion proof area. The user must follow other explosion proof
procedures and safety precautions.
Safety Precautions
For unused power connectors, please make sure to use blind plugs which is explosion proof
certified.
If cover must be opened for any case, the power must be turned off and wait for at least 30
seconds.
When connecting power, please make sure to use flameproof proven sealing fitting and/or
cable
gl
ands.
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cab
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