MT 200W

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Temperature monitor system for cast resin, dry and oil transformers with 4 inputs for 3 wires PT100 probes with Wi-Fi communication

MT 200W
Temperature controller device, 4 inputs PT100 probes, 4 relays, Wi-Fi communication, MODBUS-TCP protocol

MANUAL

Dimensions

  • Box 90x90x115 mm included terminal blocks
  • Front panel 96×96 mm
  • Weight 0,4 Kg

Power Supply

  • Power supply (24 ÷ 240) Volt AC/DC ± 10% 50/60 Hz without polarity respect, absorption 4 VA

Inputs

  • Four analogical inputs, temperature control and mapping with PT100 sensor at three wires inside range from -10°C to +200°C

Outputs

  • Four relays 250V AC, 10 A max (resistive load), free switch contact

Communication

  • Wifi module with secure access according to GDPR protocol with certificates management, serial number and activation key
  • Access point always active for the off-line management
  • Access by most popular browser (Safari, Firefox, Chrome)
  • No program needed, no app to install
  • Timestamp events, with RTC clock and buffer battery
  • Whip antenna located on the back of the device
  • Remote antenna if needed (optional)
  • Access point mode for data download in the absence of internet connection and possible import on cloud

Cloud

  • Device management for users and groups
  • Remote connection to the cloud
  • Reading of temperatures, configurations, thresholds, status, and current alarms
  • Event storage with datalogger
  • RTC always synchronized with Greenwich time
  • Possibility of time zone management
  • Current temperature graphs and storage
  • Data export in CSV

Characteristics

  • Self-extinguishable NORYL Box
  • Protection degree front panel in polycarbonate: IP65 (IP66 on request)
  • Protection degree of rear panel on terminal board side: IP20
  • Display with light segments
  • Visualisation of max temperature and the relevant channel in the automatic mode
  • Alerts of pre-alarm, alarm, probes fault, fanning, manual function, historic highs
  • System programming directly by frontal panel
  • Possibility to select independently each channel
  • Limit of alarm and pre-alarm settable in the range (-9°C ÷ 199°C)
  • Precision ± 1% on full-scale ± 1 digit
  • Cooling fan control on three or four channels
  • Comparison of temperature for cooling fan between two different levels (L and H)
  • Four selectable operating modes
  • Detection of fault probes, maximum flexibility of managing and simplicity of programming, checking of validity of the insert data during programming phase
  • Continuos storage of planned and reached values by each channel (limits and historic highs)
  • Dielectric isolation: 2,5 KV AC for 60”
  • Software configuration to control the environment temperature
  • Resolution 1°C
  • Working temperature of device from -20°C to 60°C
  • Max allowed dampness in the room 90% not condensing
  • Electrical connections with fast-polarised connectors
  • Possibility of manual relays switch through menu test relays to simulate and check the reliability of contact
  • Technical manual in five languages (and more on request)
  • Construction in accordance to EU and RoHS rules
  • Tropicalization (optional)