Keypad User Manual
6
Cautions:
Make sure the power supply voltage is correct before using the product.
Do not drop the product or subject it to physical shock. Do not install the product on vibratory
surface or places.
Do not expose it to high electromagnetic radiating environment.
Do not aim the lens at the strong light such as sun or incandescent lamp. The strong light can
cause fatal damage to the product.
The sensor may be burned out by a laser beam, so when any laser equipment is being used,
make sure that the surface of the sensor not be exposed to the laser beam.
For working temperature, please refer to the specification manual for details.
To avoid heat accumulation, good ventilation is required for a proper operating environment.
While shipping, the product should be packed in its original packing.
Please use the provided glove when open up the product cover. Do not touch the product cover
with fingers directly, because the acidic sweat of the fingers may erode the surface coating of the
product cover.
Please use a soft and dry cloth when clean inside and outside surfaces of the product cover. Do
not use alkaline detergents.
Improper use or replacement of the battery may result in hazard of explosion. Please use the
manufactur
er recommended battery type.
