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User Manual
Network Management Card
– User Manual 34003676EN/HA
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list. Connection is made with the server and the date and time are set after clicking on the “Save” button.
Time is updated every hour.
The card uses the NTP protocol (UDP 123 port) and the firewall must be set accordingly, no error message
is generated if the time server contact fails
◗ Daylight Saving Time: Enables corrections due to summer / winter time changes, this option must be
supported by the NTP server.
Note 1:
Time drift is related to card electronics. It may be up to a maximum of +/- 2min/month.
3.6 Environment
The environment sensor 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.
On startup, the card automatically detects sensor presence. The main menu then displays an additional section
“Environment” with the following elements:
◗ Status
◗ Configuration
◗ Log
Note 1 This function is only accessible with the DA version software (or superior) for the card. This software
can be downloaded on the www.apc.com site, from the download section.
Note 2: To switch the serial port to the configuration mode, just disconnect the sensor cable and reinitialise the
card by pressing “Reset”. The reverse operation must be performed to manage the environment sensor once
again.
3.6.1 Characteristics
◗ Temperature measurement from 0 to 70 °C with +/- 1° C accuracy
◗ Humidity measurement from 0 to 100 % with +/- 6 % accuracy
◗ Min. / max. time-stamped function for temperature and humidity
◗ Choice of displaying temperature in Celsius or Fahrenheit
◗ High and low thresholds, hysteresis and offset adjustment 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: 20m)