Measure, log and report...

The Web Thermometer 2x is a measuring device that records two temperature readings and makes them available on the network. The device features an integrated data logger and numerous web and network services for manually querying the readings or automatically sending notifications.

Sensor:

• Two Pt100/Pt1000 measuring inputs:
  • Measuring input each: -200°C...650°C
  • Measuring range, supplied W&T sensor (1x included): -50°C...180°C

Connectivity:

• Intuitive web interface for easier configuration
• Monitor temperatures and trends via browser
• Alarm and reporting function:
  • Email for alerting or reporting
  • SNMP queries / alarm traps
  • Up to 12 alarm messages can be configured
• Dynamic integration into other websites:
  • Direct access to current measurement values, e.g. JavaScript (AJAX).
• Current Industry 4.0 protocols:
  • OPC UA, REST and MQTT support
• Supports advanced security requirements
• Additional software interfaces for integration 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 (Datalogging)
• Possible uses:
  • Monitor temperatures in the server room, network cabinet or office
  • Logging of measured values ​​via FTP, Excel file, email attachment and internal storage
  • Green IT: Monitoring the efficiency of server room air conditioning

Data logger:

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

Standards & Co.:

• Optional: ISO factory calibration according to DIN EN ISO/IEC 17025
  • with calibration certificate for clear documentation of measurement deviations
  • Valid for 12 months
• Optional: DAkkS/DKD calibration according to DIN EN ISO/IEC 17025
  • with calibration certificate for unambiguous traceability to national standards
  • Valid for 12 months
• Power supply via Power-over-Ethernet (PoE)
  • Phantom power via data pairs
  • Power supply via unused wire pairs
  • Alternatively, external power supply via power adapter is possible.
• Compliant with standards in both office and industrial environments:
  • High interference immunity according to EN 61000-6-2
  • Low interference emission according to EN 55032:2015 + A1 Class B, EN 61000-3-2 & EN 61000-3-3
• 5-year warranty

Connections and displays:

• Temperature sensor:
  • 2x Pt100/Pt1000 measuring input
  • Cable length W&T sensor: 2m (freely extendable)
  • Protection class IP67
• Temperature input:
  • 8-pole terminal block
  • Conductor cross-section 0.2-1.3mm²
  • Stripping length 6-8mm
• Network:
  • 10/100BaseT autosensing/auto-MDIX
  • RJ45
  • IPv6 on request
• Galvanic separation:
  • Network connection min. 1500 volts
• Supply voltage:
  • Power over Ethernet (PoE) or
  • DC 12V .. 48V (+/-10%)
• Power consumption:
  • PoE Class 1 (0.44 - 3.84W)
  • Typical 69mA @24VDC
  • max. 80mA @24VDC
• Show:
  • 1 LED Power
  • 2 LEDs Network status
  • 4 LEDs for status and error

Unit of measurement:

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

Case and other data:

• Housing:
  • Small plastic enclosures for DIN rail mounting
  • 105x22x75mm (lxwxh)
• Protection class:
  • IP20
• Weight:
  • approx. 200g
• Ambient temperature
  • Storage: -40 to +70°C
  • Operation: non-sequential assembly: 0 .. +60°C
  • Row mounting: 0 .. +50°C
• Permissible humidity:
  • 0..95% relative humidity (non-condensing)
• Scope of delivery:
  • 1x Web thermometer 2x
  • 1x Pt100 sensor, 2m, IP67
  • 1x Quick Start Guide

Declaration of Comformity