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OTM Solutions Pte Ltd

Expert in Optical & Thermal Measurement Solutions

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All Data loggers

HD35EDWH outdoor general-purpose wireless data logger

HD35EDWH outdoor general-purpose wireless data logger

HD35EDH indoor general-purpose wireless data logger

HD35EDH indoor general-purpose wireless data logger

LR35WH outdoor general-purpose LoRaWAN data logger

LR35WH outdoor general-purpose LoRaWAN data logger

LR35H indoor general-purpose LoRaWAN data logger

LR35H indoor general-purpose LoRaWAN data logger

HD35APD USB dongle base unit

HD35APD USB dongle base unit

HD50GH general-purpose web data logger

HD50GH general-purpose web data logger

HD35ED1NBV wireless data logger for CO2 measurement

HD35ED1NBV wireless data logger for CO2 measurement

HD35AP4G base unit with 4G connectivity

HD35AP4G base unit with 4G connectivity

HD50G14bNBTV web data logger for CO2 measurement

HD50G14bNBTV web data logger for CO2 measurement

LR35W1NTC LoRaWAN data logger for temperature & humidity measurement

LR35W1NTC LoRaWAN data logger for temperature & humidity measurement

HD35EDWPM particulate matter (PM1.0/2.5/10) wireless data logger

HD35EDWPM particulate matter (PM1.0/2.5/10) wireless data logger

Recent OTM Blog Posts

  • HD9008T7AC air temperature transmitter with 4-20 mA output
  • HD2717T.DR temperature & humidity transmitter with S.TV vertical probe
  • Can daylight reflectance test be performed on curved surfaces?
  • PRO 131.2 2-channel handheld thermocouple thermometer
  • Is Solar reflectance index (SRI) applicable to translucent materials?

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