CAUTION
• This document assumes that the reader has the basic knowledge about electricity, control,
computer, communication, and the related subjects.
• The figures, numerical value examples, and drawings are provided for easy understanding, but
the resulting motions are not guaranteed.
• Itoh Denki does not take any responsibilities or liabilities for any damage by the user or third party
described below.
• Damage caused by the effect of using this product
• Damage by defects that were impossible to be predicted by Itoh Denki.
• Damage caused by using a copy of this product
• Others, all indirect damages
• In order to ensure continuous and safe operation of this product, scheduled maintenance is
required. Some components used in this product have life-time, and others may change over the
years.
• The content of this document may change without notice. Contact Itoh Denki for any questions or
unclear points.
• It is strictly prohibited to copy or duplicate any of this manual without permission.
• This product may get hot during use. Be careful not to get burned during its use.
WARNING
• This product is intended for use with industrial equipment, machine tools, and measuring
instrument.
(Do not use this product in atomic power equipment or medical equipment that may affect
human life.)
• When the total wiring length of the input/output signal line of this product is 30m or longer,
install an appropriate surge suppression circuit for suppressing surge.
• Be sure to comply with the caution items in this document. Using the product while ignoring
the cautions may lead to a serious injury or accident.
• When installing wiring, comply with each regional rule or standard.
• In order to prevent electrical shock, equipment failure or malfunction, supply power after
completing all wirings for power, output and input. Also when repairing broken input wiring or
replacing output component, turn off the power. Then turn on the power again after
completing all wiring works.
• Avoid contamination of metal pieces or particles in the product. Such items may cause
electrical shock, fire or failure.
• For ensuring heat dissipation, do not block the spaces around the product.
• Do not connect wires to unused terminals.
• Make sure to turn off the power before and while cleaning.
• Use dry soft cloth to wipe off contamination on the product. Do not use solvent such as paint
thinner. It could cause deformation or change of color.
• Apply sufficient countermeasures in case that static electricity or charge could be generated
on the equipment.
• Connecting with external device such as Relay Coil requires apply coil surge absorption type
or add protective devices to protect from surge otherwise remote OUTPUT in IB-P05 may be
damaged by back EMF when output signal is changed.
Original notice - A1.2
3
IB-P05 Technical documentation
Safety precautions
Safety precautions
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