KEYENCE DL-CL1 - Manual (Page 4)

2 - CC-Link Compatible Network Unit DL-CL1 User’s Manual (FD-MH) -
Equipment Environment
For safe, trouble-free operation of this product, the product must not be installed on
the following locations:
• Humid, dusty, or ill-ventilated.
• Exposed to direct sunlight or heating source.
• Exposed to corrosive or flammable gases.
• Exposed directly to vibration or shock.
• Exposed to water, oil, or chemical splashes.
• Exposed to static electricity.
Noise Protection
If this product is installed on a location near a noise source, e.g., power source or
high-voltage line, it may malfunction or fail because of noise. Use protection mea-
sures, such as using a noise filter or running the cords separately.
About Power Supply
• Noise superimposed on the power supply could cause malfunction. Use a stabi-
lized DC power supply configured with an isolation transformer.
• When using a commercially available switching regulator, be sure to ground the
frame ground terminal or ground terminal.
UL Certificate
This product is an UL/C-UL Listed product.
• UL File No. E207185
• Category NRAQ, NRAQ7
Be sure to consider the following specifications when using this product as an UL/C-
UL Listed Product.
• Use a power supply with Class 2 output defined in NFPA70 (NEC: National Electri-
cal Code).
• For wiring to the CC-Link connector, use the AWG 12-24 copper wire with temper-
ature rating 60
ο
C or more.
• Use this product under pollution degree 2
• This product is an open type device. Therefore, it must be installed in an enclosure
with IP 54 or higher. (e.g. Industrial control panel)
Notes on Regulations and Standards