Web-Thermograph NTC

Monitor and graphically display temperatures

Example application: http://klima.wut.de

Product Properties:

General information

• NEW! Self-updating characteristic curve
  
  
  • Freely selectable line color
  • Freely selectable display size
  • Extreme value or current value display
  • Various scales displayed
  • Automatic or manual scaling
• Monitor temperatures and trends from a browser
  • HTML page design user-variable
  • Direct access to current temperature value, e.g., for integration into other Web pages
• SNMP temperature polling /Alarm traps for incorporating into your existing SNMP management system
• A new measurement is available every 4 seconds!
• E-mail for alarm or reporting functions
• Time synchronization via time server calibration
• Adapters:
  • 10/100MBit
  • NTC temperature probe
• Easy Start:
  • Connect sensor and network cable
  • Connect supply voltage
  • Assign IP number
  • That’s it!
• Application examples:
  • Monitor temperatures in the server room, network cabinet or office
  • Direct display of multiple measuring points in the browser via Java applet
  • Send alarms when limits are exceeded via e-mail, SNMP trap, TCP client, Syslog
  • Logging of the measured values via FTP, Excel file, e-mail attachment, internal memory
• Software interfaces
  • HTTP, Web browser
  • AJAX, JavaScript and Java applet
  • TCP and UDP sockets, client and server
  • OPC server
  • SMTP (e-mail)
  • SNMP (including trap)
  • SYSLOG
  • FTP (data logging)
• Green IT: Monitor efficiency of the server room climate control
• Conforms to standards both in office and industrial environments:
  • High noise resistance per EN 61000-6-2
  • Low noise emission per EN 55032:2015 + A1 Cl. B, EN 61000-3-2 & EN 61000-3-3
• 5 year guarantee

Technical Data:

• Temperature sensor:
  • NTC connection
• Network:
  • 10 / 100BaseT autosensing
  • IPv6 on request
• Supply voltage:
  • 12-24V AC / DC using screw terminal
• 
  Measuring unit
  •  
• Sensor:
  • NTC 10k
• Measuring range:
  • -45°C...75°C
• Resolution:
  • 1/10°C
• Maximum measuring error:
  (measuring unit + sensor)
  • ±0.3°C, ±5.1% 
• Storage frequency:
  • 1, 5, 15, 60 min
• Memory depth (832k):
  • min. 14 weeks, max. 16 years
• Deviation of the internal clock:
  • max. 4.32 min. / month (without time server calibration)
  • max. 3 sec. (with time server calibration)
• 
  Other data
  •  
• Measuring frequency:
  • 4 seconds
• Galvanic isolation:
  • Measurement inputs to network: min. 500 volts
• E-mail function:
  • Mail for sending alarms or as reporting function
• Supply voltage:
  • DC 12V .. 48V (+/-10%)
  • AC 9Veff (-5%) - 24Veff (+5%)
• Current consumption:
  • AVG: 200mA @12VDC, 100mA @24VDC, 100mA @20VAC
  • Max: 240mA @12VDC
• Configuration interface:
  • RS232 serial port, 9600 baud, 8 data bits, 1 stop bit, no parity
• Housing:
  • Plastic compact housing, 105x75x22mm
• Weight:
  • approx. 200g
• Ambient storage temperature:
  • -40..+70°C
• Ambient operating temperature:
  • 0 .. +60°C
• Scope of delivery:
  • 1x Web-Thermograph NTC for top-hat rail mount
  • 1x NTC temperature probe
  • 
    Please order power supplies separately as accessories

Declaration of Comformity