JR-1000 / 1001

JRimag

The ACR JR-1000 series data logger is the easiest to use electronic data logger available.With its precision calibrated internal 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. That’s it!

PRODUCT SPECIFICATION

GENERAL

Type - Negative Temperature Coefficient Thermistor (NTC).10,000 ohms @ 25ºC (77ºF).
Range - -40 to 85ºC. (-40 to 185ºF).
Memory Size - 32 KB (up to 244,800 data points when data compression is selected.
Resolution - 8 bit (1 part in 256). 0.4ºC @ 25ºC. (0.7ºF @ 77ºF).
Sampling Methods - First in first out, stop when full, delay start, data compression, average & spot sampling.
Sampling Interval - Variable from 8 seconds to 34 minutes.
Size - 33mm x 43mm x 20mm (1.3” x 1.7” x 0.75”).
Weight - 35 grams (1.23 ounces).
Case Material - Polyurethane.
Mounting - Magnetic backing (for JR-1000 only).
Operating Limits - -40 to 85ºC (-40 to 185ºF). 0 to 95% RH (non-condensing).
Sensor Accuracy:
+/-0.2ºC (+/-0.3ºF) @ 25ºC (77ºF).
Clock Accuracy - +/-1 seconds per day.
Battery - 3 volt Lithium; 0.5 Amp-Hour.
Battery Life - 
Five year warranty (under normal use).
Software Specifications
TrendReader Express (Included). See page 37.
Accessories - None.
PC Requirements - IBM PC or 100% compatible running MS Windows 3.1, ’95, ’98, 2000, me or NT, with at least 2 MB RAM, 2 MB of hard drive disk space and one free serial port.
Product Approvals (common) - Meets Part 15 for Digital Device of the Code of Federal
Regulations of the Federal Communications Commission (FCC).
Meets radiated and conducted emmissions requirements of the Interference Causing Equipment Standard for
Digital Apparatus of Industry Canada (ICES-003). IEC801- 2, 3, 4 and EN55011 covering ESD, RFI Immunity,
EFT/Burst and Radiated Emissions respectively for the Commission of the European Communities (CE).
Product Approvals (JR-1001) - UL approved Intrinsically Safe for use in Class I, Division 1, Groups A, B, C & D, Class II, Division I, groups E, F & G, Class III, Division I Hazardous Locations T3C.
Resistance to X-Rays - Tested for protection against a 160kV dose @ 5mAfor 30 seconds (150mA-sec) @ 38 inches F.F.D. (about 100 times that of an airport x-ray machine). Tested for protection against Gamma Ray (equivalent to 0.137 – 1.38 mega volts) IR 192 – 28 curies @ 30 second exposure source to object distance 5”.

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