SM300/SM320/SM325/SM420
& TM320/TM325
Midsize Display Loggers Operation
Product Applications
Dickson’s series of Temperature/ Temperature and Humidity Data Loggers with Jumbo Display
offer all of the key features you’ve been looking for including: High/Low Alarm, Min/Max Display,
Super high-speed USB 2.0 Connectivity, One Step Data Transfer using removable SD FLASH
memory cards, and much more.
Featuring our faster data download ever .. Download data in just seconds, using new
USB port compared to 1.5 minutes using standard serial port, Or, leave the logger in the field
And use memory cards to transfer data to your PC.
SM320 – 2 Channel Temperature Logger (Internal & Remote K-Tc)
SM320 & SM325
Monitoring HVAC/R Systems
Evaluating Conditions in Freezers and Ovens
Monitoring Temperatures in Autoclaves, Baths and Incubators
Monitoring Conditions in Clean Rooms
Remote probe is perfect for hard to reach locations and extreme temperatures*
* Using optional A203 remote K-Thermocouple probe
Useful Features
+/-0.8ðF Temperature Accuracy (SM300, TM320 & TM325)
Removable FLASH memory card
Available: Extreme temperature range (-300 to +2000ðF) models SM320 & SM325
Temperature and humidity remote probe model TM325
Huge digital display (0.9” numerals) with minimum and maximum displayed at the touch of
a button
Optional AC adapter
Stores 32,000 sample points
Product Specifications
	SM320
Operating Range (unit):	-4 to +158ðF (-20 to +70ðC) (non-condensing)
Internal Temp. Sensor:	Thermistor
Internal Temp. Accuracy:	+/-1.8ðF (+/-1ðC)
External Temp. Sensor:	Thermocouple
External Temp. Range:	-300 to +2000ðF (-184 to +1093ðC)
External Temp. Accuracy:	+/-1.8ðF (+/-1ðC) (unit)
IP Rating	IP20
Storage Capacity:	32,000 sample points (div. x 2)
Resolution:	0.1ðF
Dimensions:	4.0” x 3.0” x 1.6” (10.2cm x 7.7cm x 3.9cm)
Display:	LCD 4 Digit
Alarms:	High/ Low Audible Alarm
Battery/Life:	4 “AA” batteries; 6 months
Download:	USB, Serial, or Memory Card
Minimum Version DicksonTM Required:	8.0