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HPV-20 Installation Guide
Choose a Location
Most sites place the HPV-20 system near the controller or standalone Ruby
terminal on top of the counter or under the counter. Wherever you put the unit,
select a location which meets the following requirements:
■
Distance:
Within 50 feet (15.24 meters) of the Ruby terminal to
which it is connected
■
Power:
120 volts AC, 60 Hz
■
Temperature:
–
Operating:
23 to 104° F (0 to 40° C)
–
Non-operating:
-40 to 158° F (-40 to 7 0°) C
■
Humidity:
15 to 95% relative humidity at 40° C with no
condensation
Avoid locations with the following characteristics:
■
Direct sunlight or objects that produce heat to reduce the risk of fire
■
Moisture
■
Excessive dust
■
Electrical “noise” or devices that cause excessive voltage variations
such as air conditioners, fans, or high frequency security systems
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