4
Introduction
This chapter provides basic information about device. Before starting please read
this manual carefully.
Thermometer Web Sensor
AR003826
, Web Sensor
AR005075
and Web Sensor
AR003827
are designed to measure temperature or relative humidity. Temperature can be displayed
in °C or °F. Relative humidity have unit %RH. Communication with the device is realized
via Ethernet network. Device can be powered from external power supply adapter or by
using power over Ethernet – PoE.
Thermometer Web Sensor
AR003826
has compact design and measures the temperature in
place of installation. To Web Sensor
AR005075
is possible connect one probe. Web
Sensor
AR003827
supports up to four probes. Temperature or humidity probes are
available as optional accessories.
General safety rules
The following summary is used to reduce the risk of injury or damage the device.
To prevent injury, please follow instructions in this manual.
The device can be services only by a qualified person. The device contains no
serviceable parts inside.
Don’t use the device, if it doesn’t work correctly. If you think, that the device is
not working correctly, let check it by qualified service person.
Don’t disassemble the device. It’s forbidden to use the device without the cover. Inside the
device can be a dangerous voltage and may be risk of electric shock.
Use only the appropriate power supply adapter according to manufacturer specifications and
approved according to relevant standards. Make sure, that the adapter does not have
damaged cables or covers.
Connect the device only to network parts approved according to relevant standards. Where
power over Ethernet is used, the network infrastructure must be compatible with IEEE
802.3af standard.
Connect and disconnect the device properly. Don’t connect or disconnect Ethernet cable or
probes, if the device is powered.
Chapter
1