DICKSON manufacture Data Loggers and Chart Recorders for wide range of industrial and scientific applications.


TH803 8" Temperature, Humidity & Dew Point Chart Recorder w/ Remote Probe
  • Superfine data resolution with 8¡¨ readable chart area
  • Remote probe with 10 foot cord
  • Battery backup
  • User selectable recording times and temperature ranges
User Selectable Temperature Ranges -20 to +120°F, -20 to +50°C,
+40 to +110°F, +5 to +40°C, 0 to +185°F
Temperature Accuracy ±1.0°C (±1.8°F)
Humidity Range 0 to 95% RH (non-condensing)
Humidity Accuracy ±2% from 0 and 60%,
±3% from 60 to 95%
Dew Point Range (Calculated) -22 to +122°F (-30 to +50°C)
Dew Point Accuracy (Calculated) 10% to 95% RH: ±7.2°F (4°C)




SM300/320/325 & TM320/325 Temperature, Temp. & Humidity Data Logger
  • Jumbo display for easy reading
  • High / Low audible alarm
  • Selectable sample rate from 1 second to 24hours
  • 3 download options: USB, serial, SD FLASH memory card
  • Super high speed USB2.0 connectivity for fast downloads
  • Remote probe models available
Temperature Ranges
internal sensor
(TM320, SM300, SM320)
-20 to +70°F (-4 to +158°C)
Temperature Ranges
external sensor
(TM325, SM320, SM325)

TM325 Remote Probe:
-40 to +85°F (-40 to +185°C)
Full Range using A203 K-TC probe:
-184 to 1093°F (-300 to +2000°C)
Range with standard K-TC probe:
-184 to 260°F (-300 to +500°C)

Temperature Accuracy
(SM300, TM320, TM325)
(SM320, SM325)

±0.5°C (±0.8°F)
±1.0°C (±1.8°F)
Humidity Range
(TM320, TM325)
0 to 95% RH
Humidity Accuracy
(TM320, TM325)
Data Capacity 32,000 (16,000 per channel)
Sample Rate (selectable) 1 second to 24 hours
Battery / Life 4 "AA" batteries / 6 months
Dimensions: 10.2 x 7.7 x 3.9 cm

Order Information
TM325 LCD Display Temperature & Humidity Datalogger w/ Remote Probe
TM320 LCD Display Temperature & Humidity Datalogger
SM300 LCD Display Temperature Datalogger
SM320 LCD Display Temperature Datalogge w/ ONE K-Thermocouple Probes
SM325 LCD Display Temperature Datalogge w/ TWO K-Thermocouple Probes
A015 DicksonWare™ Software & Serial Download Cable
A016 DicksonWare™ Software & USB Download Cable
N525 IQOQ Validation Package
N300 NIST Traceable Ca;ibration 3-pt.






Che Scientific Co. (Hong Kong) Ltd.
18/F, Unit D, Roxy Industrial Centre, 58-66 Tai Lin Pai Road, Kwai Chung, Hong Kong.
TEL: +(852) 2481 1323    FAX: +(852) 2418 1302
E-mail: sales@chescientific.com     Website: http://www.chescientific.com