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Tuesday, August 14, 2018

Indoor Air Quality Meter EA80 - Extech

Measures CO2, Temperature, Humidty, Dew Point, and Wet Bulb Temperature. Uses a Maintenance free dual wavelength NDIR (non-dispersive infrared) CO2 sensor .

Indoor Air Quality Meter EA80 - Extech

Indoor Air Quality Meter EA80 - Extech

Features Include -
  • Checks for Carbon Dioxide (CO2) concentrations
  • CO2 measurement range: 0 to 6,000ppm
  • Temperature measurement range: -4 to 140°F (-20 to 60°C)
  • Humidity measurement range: 10 to 95%RH
  • Continuous (20,000 sets) or Manual (99 sets) datalogging
From - Extech Instruments

Monday, August 6, 2018

ELK39 Autotuning PID controller - Tempatron

Dual red/green display that shows the set point and the process reading. 33 x 74 panel mounting. Accepts inputs from thermistors, J, K or S type thermocouples, PT100 RTD's. Analogue voltage or current inputs also can be used, this makes it a process controller.

ELK39 Autotuning PID controller - Tempatron

ELK39 Autotuning PID controller - Tempatron
Some Features
  • Autotuning PID or on/off control modes
  • Up to 4 programmable set points
  • IP65 water and dust protection
Input options
  • NTC or PTC thermistor
  • Thermocouple, PT100.
  • Current or Voltage
Control Output - 1 or 2 relay or SSR outputs and can be powered from 12Vac/dc, 24Vac/dc or 100-230Vac.

From - Tempatron

Updated Nov 2013

Electronic Parts