1. General safety instructions
Damage as a result of overcurrent or overvoltage
This product contains electronic components that may be
damaged by excessive current or voltage.
Do not exceed the maximum permissible voltages and/
or currents.
Damage due to polarity reversal
This product contains electronic components that may be
damaged by reverse polarity of the power source.
Do not reverse the polarity of the voltage source (batter-
ies or mains adapters).
Operational malfunction due to radio interference
This product may be affected by electromagnetic or mag-
netic interference.
Do not mount or place the product directly next to
devices that could cause electromagnetic or magnetic
interference (switching power supplies!).
Communication interference due to metallic surfaces
This product communicates wirelessly. Metallic surfaces
can greatly reduce the range of the product.
Do not mount or place the product on or near metallic
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