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The following points are important to ensure safety, so make sure that they are strictly
observed.
1. Installation Environment
• Do not use the product in environments where it can be exposed to inflammable/
explosive gas.
• To secure the safety of operation and maintenance, do not install the product close to
high-voltage devices and power devices.
2. Power Supply and Wiring
• The voltage and AC power supply must be within the rated range (DC 24 V ±10%).
• Reverse connection of the power supply is not allowed.
• Open-collector outputs should not be short-circuited.
• Use the power supply within the rated load.
• High-voltage lines and power lines must be wired separately from this product. Wiring
them together or placing in the same duct may cause induction, resulting in
malfunction or damage.
3. Other
• Do not disassemble, repair, or modify the product.
• Dispose of this product as industrial waste.
ZG2-DSU User's Manual
Precautions for Safe Use
5
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