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Data sheet:

Web-Thermograph NTC


	This device has been replaced by the expanded successor model Web-Thermograph NTC PoE.

Information on this data sheet:

Prices

Additional links:

Monitor and graphically display temperatures

W&T Web-Thermograph NTC, #57609
High resolution picture

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

Product properties:

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 curves with your 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:
- Increased noise immunity for industrial areas
- Stricter noise emission for residential and commercial areas

Wish for something!
Your suggestions for improvement and additions

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:

Signal 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

Enclosure:

Plastic compact housing, 105x75x22mm

Weight:

approx. 200g

Ambient storage temperature:

-40..+70°C

Ambient operating temperature:

0 .. +60°C

Delivery:

1x Web-Thermograph NTC for top-hat rail mount
1x NTC temperature probe

Please order power supplies
separately as accessories