ACR Systems Inc.
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Temperature & Relative Humidity Data Logger

TRH-1000

Size: 25.4 mm x 58.4 mm x 81.3 mm (1" x 2.3" x 3.2")
Weight: 74 g (2.6 oz)
Case Material: Cycoloy® (GE Plastics) C120 ABS + Polycarbonate
Operating Limits: -40 to 70°C (-40 to 158°F) and 0 to 100% RH (non-condensing)
Clock Accuracy: +/- 2 seconds per day
Battery: 3.6 volt Lithium, 1 Amp-Hour
Battery Life: 5 years under normal use (factory replaceable)
Memory Size: 64 KB (32,640 readings per channel)
Sampling Methods: 1. Continuous (First-in, First-out)
2. Stop when full (Fill-then-stop)
*Option to delay start
Sampling Intervals: User selectable from 8 seconds to 34 minutes
*Readings stored to memory can be spot or averaged over the sample interval (except for the 8 second interval)
Resolution: 8-bit (1 part in 256)
PC Requirements: IBM PC or 100% compatible, with at least 2 MB RAM, 10 MB of hard drive disk space and one free serial port
Software Requirements: TrendReader® Express - compatible with Windows® 3.1,   '95, '98, 2000, Me, NT and XP
Sensor Specifications: Internal Temperature/Relative Humidity Sensor

Type:  CMOSens® (by Sensiron)
Temp Range:  -40 to 70°C (-40 to 158°F)
Temp Accuracy:  +/- 0.6°C @ 25°C (+/- 1.0°F @ 77°F); +/- 2.0°C from -40 to 70°C (+/- 3.6°F from -40 to 158°F)
RH Range:  0 to 100% RH (non-condensing)
RH Accuracy: +/- 4% RH between 20 and 80% RH; otherwise +/- 5%
Calibration: Factory calibration verification and NIST certificates are available upon special request.
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