The ACR JR. Datalogger is the easiest to use electron-ic Datalogger available. With its precision calibrated in-ternal temperature sensor, all you have to do is place the logger in the field and leave it. Once you have gathered the desired information, simply plug the logger into a PC's serial port and view the logged information.
SPECIFICATIONS
Type
Negative Temperature Coefficient Thermistor (NTC) 10,000 ohms @ 25¡ÆC (77¡ÆF)
Range
-40 to 85¡ÆC (-40 to 185¡ÆF)
Memory Size
32 K (244,800 data points with compression).
Resolution
8 bit (1 part in 255). 0.4¡ÆC@25¡ÆC(0.7¡ÆF@77¡ÆF)
Sampling Method
First-in First-out. stop-when-full
Sampling Rate
Variable 8 seconds to 54 minutes
Size
33 x 43 x 15 mm (1.3" x 1.7" x 0.6")
Weight
1 ounce (29 grams)
Case Material
Polyurethane
Mounting
Magnetic backing
Operating Limits
-40 to 85¡ÆC (-40 to 185¡ÆF), 0 to 95% RH (non-condensing)
Sensor Accuracy
¡¾0.2¡ÆC(¡¾0.3¡ÆF)
Clock Accuracy
¡¾2 seconds per day
Battery
3 volt Lithium; 0.5 Amp-Hour
Battery Life
Five Years Warranty (under normal use)
CAT NO.
MODEL
DEscRIPTION
AVAIL
PRICE
AR72100
ACR-JR
Single Channel Temperature Datalogger (with software)
Yes
328,644
AR340018
TR-EX-VALU-UPGRD
OPTIONAL TrendReader Express Value upgrade software FOR Thermistor Single Channel Temperature Datalogger
Yes
108,324
For users of JR. Loggers who want to upgrade their old software versions with this new product (CD format).
AR340019
TR-EXPRESS-CONV
OPTIONAL TrendReader Express Conversion FOR Thermistor Single Channel Temperature Datalogger
Yes
36,720
¡¡
Required for PC owners with no CD drive (3.5" diskette format). This product needs to be purchased with the above products.
AR370023
TR-EX-MANUAL
OPTIONAL TrendReader Express printed manual FOR Thermistor Single Channel Temperature Datalogger