GM20 Series Carbon Dioxide Transmitters
GMW110 Carbon Dioxide Transmitters      
GMM110 Carbon Dioxide Modules      
GMW116 Carbon Dioxide Transmitters
GMM220 Carbon Dioxide Transmitters
GM70 Hand-Held Carbon Dioxide Meter & Probes      
GMT220 Carbon Dioxide Transmitters
GMK220 CO2 Calibration Unit      
GMP343 Carbon Dioxide Probe

Humidity Instruments   
  
HMW40/50 Humidity Transmitters      
HMD40/50 Humidity Transmitters      
HMW60/70 Humidity Transmitters      
HMD60/70 Humidity Transmitters      
HMM210 Humidity & Tempature Modules      
HMP60/110 Humidity & Temperature Probes      
HMM100 Humidity Module      
HMW80 Humidity Transmitters      
HMT310 Humidity & Temperature Transmitters
HM34 Humidity & Temperature Meter      
HMI41 Humidity Indicator & Probes      
HMT100 Humidity & Temperature Transmitters      
HMK15 Humidity Calibrator      
HMT120/130 Humidity & Temperature Transmitter
HMP155 Meteorological Humidity Probes      
HMT330 Humidity And Temperature Transmitter      
HMT360 Humidity & Temperature Transmitters (Ex)
      
Dewpoint Instruments  
  
DMW19 Dewpoint Transmitters      
DMT132 Dewpoint Transmitters
DMT142 Dewpoint Transmitters      
DMT152 Dewpoint Transmitters      
DMT242 Dewpoint Transmitters
DMT340 Dewpoint Transmitters
DM70 Hand-Held Dewpoint Meter & Probes      
HM70 Hand-Held Humidity Meter & Probes   
      
Moisture In Oil Instruments    
 
MMT310 Moisture In Oil Transmitters      
MMT162 Moisture In Oil Transmitters
MM70 Hand-Held Moisture In Oil Meter & Probes
MMT330 Moisture In Oil Transmitters
      
Barometric Instruments

PTB110 Barometer

PTB210 Digital Barometers      
PTB330 Digital Barometers      
PTB330TS Transfer Standard      
PTU300 Transmitters       
 
Differential Pressure