W&T connects
Interfaces for TCP/IP, Ethernet, RS-232, RS-485, USB, 20mA, glass and plastic fiber optic cable, http, SNMP, OPC, Modbus TCP, I/O digital, I/O analog, ISA, PCI
Data sheet:

Web Thermometer Pt100 / Pt1000

  • Monitor temperatures

Measure, log and report...

The Web Thermometer is a measuring device which monitors temperatures and makes the values available in the network. The device includes an integrated data logger and numerous Web and network services for manual querying of the measurements or provides autonomous sending of messages.

Properties

Sensor:

  • Pt100 temperature sensor:
    • Measuring range of W&T sensor -50°C...180°C
    • Measuring input: -200°C...650°C

Connectivity:

  • Intuitive Web interface for simpler configuration
  • Monitor temperatures and trends from a browser
  • Alarm and reporting function:
    • E-mail for alarm or reporting functions
    • SNMP polling / alarm traps
    • Configure up to 12 alarm messages
  • Dynamic integration into other Web sites:
    • Direct access to current measurement values, e.g. JavaScript (AJAX).
  • Current Industry 4.0 protocols:
    • OPC UA, REST and MQTT support
  • Additional software interfaces for incorporating into your systems/databases:
    • SNMPv1, SNMPv2c, SNMPv3
    • Modbus-TCP
    • OPC UA, OPC DA
    • Syslog
    • Sensobase (database integration via ODBC)
    • TCP and UDP sockets, client and server
    • FTP (data logging)
  • Possible applications:
    • Monitor temperatures in the server room, network cabinet or office
    • Logging of measurements via FTP, Excel file, email attachment and internal memory
    • Green IT: Monitor efficiency of the server room climate control

Data logger:

  • Internal data logger
    • Memory capacity: min. 16 weeks, max. 20 years
    • Save frequency: 15s, 30s, 1m, 5m, 15m, 60m
  • Document measurement data online in the W&T Cloud and access from anywhere in the world
  • Internal clock
    • Time synchronization via time server calibration
    • Battery-backed device clock

Standards & more

  • optional: ISO factory calibration per DIN EN ISO/IEC 17025
    • with calibration certificate for verified documentation of the measured value deviations
    • Valid for 12 months
  • optional: DAkkS/DKD calibration per DIN EN ISO/IEC 17025
    • with calibration certificate for verified traceability to national standards
    • Valid for 12 months
  • Supply voltage via Power-over-Ethernet (PoE)
    • Phantom power using data pairs
    • Power over unused wire pairs
    • External power supply is an alternative
  • 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

Connections and displays:

  • Temperature sensor:
    • Pt100
    • DB9 receptacle
    • Cable length: 2m (can be extended as needed)
  • Network:
  • Galvanic isolation:
    • Network connection min. 1500 V
  • Power supply:
    • Power-over-Ethernet (PoE) or
    • DC 12V .. 48V (+/-10%) or
    • AC 18Veff .. 30Veff (+/-10%)
  • Supply connection:
    • Plug-in screw terminal, 5.08mm spacing
    • Labeled "L+" and "M"
  • Current consumption:
    • PoE Class 1 (0.44 - 3.84W)
    • typ. 62mA @24VDC, 80mA @20VAC,
    • max. 70mA @24VDC, 40mA @48VDC
  • Displays:
    • 1 LED Power
    • 2 LEDs network status
    • 4 LEDs Status and Error

Measuring unit:

  • Sensor:
    • Pt100/Pt1000 connection, 2-, 3- or 4-wire
  • Measuring range:
    • W&T sensor: -50°C...180°C
    • PT100/PT1000 measuring input: -200°C...650°C
  • Resolution:
    • 1/10°C
  • Maximum measuring error:
    •  
  • Measuring unit
    • ±0.3°C, ±0.2% Enlarge diagram
  • PT100/1000 Sensor Class A
    • ±0.15°C, ±0.2% Enlarge diagram
  • Measuring frequency:
    • 4 seconds
  • Storage frequency:
    • 15s, 30s, 1m, 5m, 15m, 60m
  • Memory depth (4MB):
    • min. 16 weeks, max. 20 years

Housing and other data:

  • Housing:
    • Plastic compact housing for top-hat rail mount
    • 105x22x75mm (LxWxH)
  • Enclosure rating:
    • IP20
  • Weight:
    • approx. 200g
  • Ambient temperature
    • Storage: -40..+70°C
    • Operating: Non-contiguous mounting: 0 .. +60°C
    • contiguous mounting: 0 .. +50°C
  • Permissible relative humidity:
    • 0..95% RH (non-condensing)
  • Ambient operating temperature:
    • 0 .. +60°C
  • Scope of delivery:
    • 1x Web-Thermometer Pt100/Pt1000
    • 1x Pt100 Sensor, 2m
    • 1x Quick Guide

Accessories

*Net unit price for
commercial users
  • Power supplies

    • Plug-in power supply, 24V / 500mA DC with Euro plug
    • 11021
    • 21.00€
    • Plug-in Power Supply, 24V / 750mA DC with Euro, US and UK plug
    • 11026
    • 38.00€
    • Power supply for DIN rail, 24V / 630mA DC
      (merchandise, 2-year manufacturer’s guarantee)
    • 11080
    • 33.00€
  • Storage and Visualization

    • Motherbox 3
    • 50504
    • 328.00€
  • Measuring - Accessories

    • Pt-100 external probe, class B, 4-wire, IP65 housing
      (This outdoor sensor cannot be calibrated)
    • 57014
    • 54.00€
    • ISO factory calibration, 1x 3 temperature points for complete device with calibration certificate, valid for 12 months
      Delivery time approx. 10-14 days
      (This article cannot be ordered as a sample.)
    • 57013
    • 218.00€
    • Accredited DAkkS/DKD calibration, 1x 3 temperature points for complete device with calibration certificate, valid for 12 months
      Delivery time approx. 10-14 days
      (This article cannot be ordered as a sample.)
    • 57029
    • 328.00€
  • Mechanical Accessories

    • Mounting bracket for wall mounting
    • 58812
    • 11.20€
    • 19" DIN rail
    • 58813
    • 21.00€
  • Supplementary network products

    • Ethernet Switch Gigabit Industry, 4 Ports
    • 55614
    • 148.00€
  • Software

    • Web-IO2Go (app for iOS)
    • 57700
    • free
    • Download

* Our offering is intended only for commercial users. We will be happy to refer private end customers to trading partners through whom our products can be purchased.

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