Network Management Card
– User Manual
34003991EN/EB
Page
60/118
4.5 Environment Sensor (option)
The environment sensor (66846) is an option that enables temperature and humidity to be measured, and indication of
the position of two external contacts. It is connected with a standard network cable to the Card Settings port of the
Network Management Card.
The card automatically detects sensor presence. The main menu then displays an additional section "Environment"
with the following elements:
◗
Status
◗
Configuration
◗
Log
Important note: To switch the serial port to the configuration mode, just disconnect the cable and
reset the card
.
4.5.1 Characteristics
◗
Temperature measurement from 0 to 70 °C with +/- 1° C accuracy
◗
Measurement of humidity from 0 to 100% with +/- 6% accuracy
◗
Min / max time-stamped function for temperature and humidity
◗
Choice of temperature readings in Celsius or Fahrenheit
◗
High and low thresholds, hysteresis and offset adjustable via Web interface
◗
Possibility of notification of status changes by e-mail, SMS or SNMP trap
◗
Position detection of 2 dry contacts (maximum sensor/contact distance: 20 m)
◗
Name and status of each configurable contact
◗
Recording of events and measurements in the card log
◗
Possibility of shutting down the installation safely if one of the thresholds is exceeded or dry contact status
change
◗
Connection to the Network Management Card by CAT5 straight RJ45 network cables (maximum card/sensor
distance: 20m)
