HWg-STE: Ethernet Thermometer

HWg-STE is an ethernet web thermometer with MS Excel reporting software. Alerts by e-mail to high temperature, SNMP support.
Up to two temperature/humidity probes can be connected. Supplied with temperature probe, power adaptor and software.

The HWg-STE web thermometer is configured using a built-in web server. If the temperature (humidity) exceeds a specified threshold, an e-mail alert is sent. Free windows software HWg-PDMS for graphical overview and MS Excel export included.
The HWg-STE IP Thermometer is fully SNMP compatible.

  • Temperature monitoring, E-mail alert to overheating or temperature drop
  • Windows software, AC power adapter and temperature probe included
  • Simple installation, supports DHCP

Online Demo .....


Technical Brochure .....


Operating Manual.....


Basic Features

Simple installation: supports DHCP and sensor autodetection

SNMP standard: Connects to NMS (SNMP MIB)

Precision: Temperature 0.1°C resolution, display in °C or °F (Humidity: 0.1 %RH)

Alerts: Sends e-mail if the temperature (humidity) is too high / too low

Security: protected with a password
Included in standard package: 

Wall plug power adapter,
Temperature probe on 3m cable -10°C to 80°C (+14°F to +176°F)

Optional sccessories (second sensor):   

Humidity sensor (wall / rack / cable version)
Indoor temperature sensor range of the supplied probe (wall / rack / cable version)
Outdoor temperature sensor, range -30°C to 125°C (-22°F to +257°F)
Fridge / Icebox temperature sensor with flat cable

 IP Thermometer and hygrometer: excel reports, email alerts to high temperatureEthernet: RJ45 (100BASE-T) (PoE version IEEE 802.3af)

Web: Built-in web server

MT web: Index web page available also in format for mobile telephone browsers

M2M communication protocols: SNMP (161), XML (read only)


   HWg-STE: Power adapter
   HWg-STE PoE: PoE (IEEE 802.3af) + power adapter (depending on type)

Third Party Software

  •         ActiveXperts NM (Network Monitor)
  •         Axence nVision
  •         CA Unicenter NSM R11
  •         Cacti
  •         CBR little:eye
  •         GFi NSM (Network Server Monitor)
  •         HP OpenView NNM
  •         IBM Tivoli
  •         Intellipool INM
  •         Ipswitch WhatsUp
  •         LoriotPro (LUTEUS)
  •         ManageEngine OpManager
  •         Microsoft MSC Operations Manager 2007 & MSC Essentials 2007
  •         Monitor one (M1)
  •         Nagios (special plugin)
  •         Paessler IPCheck
  •         SNMPc 7 - Castle Rock Computing SNMPc 7
  •         The Dude (Microtik)
  •         Zabbix

Usage Examples

  •     Air conditioning failure

    Temperature monitor; rising temperature indicates cooling fault.

  •     Heating system monitoring

    Remote monitoring of a heating system, alert by e-mail or SMS (Email-2-SMS) to a danger of freezing.
    Temperature report to MS Excel available.

  •     Cooler/freezer monitoring

    Sends an e-mail if the cooler malfunctions. Logs operating and storage conditions. Temperature reports.

  •     Heating optimization

    Web thermometer saves heating and air-conditioning costs. Temperature reports for MS Excel.

  •     Food storage

    Monitors optimal storage conditions. With application software, HACCP reports can be created.

  •     Remote rack monitoring

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


STE: Standard Model

STE PoE: Power over Ethernet Model

STE Push: Push Protocol Model


1-Wire UNI sensörs

Total bus length maximum 30 m

Temperature - Temp-1Wire