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Ethernet thermometer with Digital InputsSTE

STE Plus is Web based IP temperature and humidity meter with two Digital Inputs for dry contacts control.

Supports SNMP and the free SensDesk online Hwg portal.

Optionally sends an e-mail when a contact is closed or the temperature is high.

Supplied with PDMS – Windows software for producing MS Excel reports.

Free monitoring software for all STE Plus in your network www.SensDesk.com



Product Parameters

Product Parameters

  • Ethernet: RJ45 (10/100BASE-T)
  • WEB: Built-in Web server
  • Sensors: 2x RJ11 (Max 2 temperature or humidity probes)
  • M2M communication protocols: SNMP, XML, HWg-Push
  • Alerts (value out of defined range): E-mail
  • Recommended online portal: SensDesk.com – free online portal
  • Recommended Windows software: HWg-PDMS (logging, graphs, export to MS Excel)

Product Features

Product Features

  • No SW necessary, built-in web server
  • Simple installation, supports DHCP
  • SNMP support (SNMP MIB included)
  • 0.1°C resolution, display in °C / °K or °F
  • Sends e-mail if the temperature is too high / too low
  • Security protected with a password
  • Temperature range of included probe: -10°C to +80°C (+14°F to +176°F),
  • Outdoor probe: -30°C to +125°C (-22°F to +257°F)
  • Besides the included temperature probe, a second temperature or humidity probe can be connected.
  • Free Motoring Windows software (PDMS) included - Graph data overview and MS Excel export.

Usage example

Usage example

  • A/C failure monitoring 

  • Temperature / humidity monitoring inside and outside of a rack, SNMP monitoring.

  • Environment and door monitoring over SNMP
  • Web thermometer saves heating and air-conditioning costs.

  • Cooler / freezer monitoring
  • Temperature monitoring; rising temperature indicates cooling fault.

  • Equipment and premises monitoring
  • Sends an e-mail if the cooler malfunctions. Logs operating and storage conditions.

  • Food storages
  • Monitors optimal storage conditions. With application software, technological processes monitoring (HACCP) - reports can be created.




Remote monitoring of 19" racks


  • IP thermometer HWg-STE plus is placed in the cabinet
  • Temperature and humidity monitoring inside a rack
  • SNMP monitoring
  • Sends an e-mail whenever the door opens (to monitor access).
  • Second digital input can be used for other detectors:
    • Smoke (fire) detector
    • Rear door monitoring
    • Water flood detector
    • Power failure detector
    • and so on...

Several temperature sensors on a single screen – SensDesk.com portal

app3 temperature sensors sensdesk monitoring 400

  • Two HWg-STE plus thermometers are connected to the www.SensDesk.com online portal.
  • Nothing to configure, simply connect HWg-STE plus to the network and enable online connection to your account.
  • SensDesk.com alerts you whenever a value is out of specified range, a probe is disconnected, or the Internet connection of your web thermometer fails.
  • All sensors connected to your user account can be displayed on a single tablet or phone screen in a mobile app for iOS (iPhone, iPad) and Android devices.

Online video

Online video


Contact us

Vrážská 1418
153 00, Prague 5
Czech republic


Phone: (+420) 723 069 809
Fax: (+420) 773 553 054
E-mail: sales@st-hw.com 



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