Safety Precautions - Mitsubishi Electric MELSENSOR VS20 Connection Manual

SAFETY PRECAUTIONS

(Read these precautions before using this product.)
Before using this product, please read this manual and the relevant manuals carefully and pay full attention to safety to handle
the product correctly. The precautions given in this manual are concerned with this product only. For the safety precautions of
the programmable controller system, refer to the user's manual for the CPU module used.
In this manual, the safety precautions are classified into two levels: "
WARNING
CAUTION
Under some circumstances, failure to observe the precautions given under "
consequences.
Observe the precautions of both levels because they are important for personal and system safety.
Make sure that the end users read this manual and then keep the manual in a safe place for future reference.
[Installation Precautions]
WARNING
● Before touching the Vision Sensor, be sure to touch an electric conductor such as grounded metal to
discharge the static electricity from your body. Otherwise, damage or faulty operation of the Vision
Sensor may occur.
● Be sure to install the I/O connector module to the main module. If not installed, dust/water-proof
performance may not obtained.
[Installation Precautions]
CAUTION
● IP protection rating is guaranteed only when all the connectors are connected with cables or sealed
with sealing caps.
● The cable is designed to connect with its key aligned with the keyway of the connector on the Vision
Sensor. It may be damaged if you try to connect it forcibly.
[Wiring Precautions]
CAUTION
● Use only 24 V DC and observe the indicated polarity. Otherwise, fire or damage may result.
● The frame ground terminal of the I/O module and the shield ground of each connector (RS232 OUT
port and SENSOR port) are internally conducting. The system ground is designed on the condition
that a ground connection is provided. The ground potential may affect the vision system and
peripheral devices such as sequencer via cables. For safe operation, it is recommended to connect all
the ground connections securely.
Indicates that incorrect handling may cause hazardous conditions, resulting in
death or severe injury.
Indicates that incorrect handling may cause hazardous conditions, resulting in
minor or moderate injury or property damage.
WARNING" and " CAUTION".
CAUTION" may lead to serious
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