Spec

• Model number: TR-77Ui
• Size: 78 x 18 x 55mm
• Number of channels: Thermo 1, hygro 1
• Measurement range (temperature/humidity): -30 to +80℃/0 - 99%RH
• Storage capacity: 8000 x 2
• Communication system: USB, serial, infrared
• Power supply: AA dry cell x 1 (included)
• Accessories: Thermo-hygro sensor (HHA-3151), USB cable, Software
• Measurement accuracy (when using included sensor): (Temperature) 10 - 40℃/±0.3℃, Other/±0.5℃, (Humidity) 25℃, 10 - 85%RH/2.5%RH, 25℃, 0 - 10%RH/85 - 99%RH/±4%RH
• Resolution: (Temperature) 0.1℃, (Humidity) 0.1%RH
• Sensor: (Temperature) platinum resistance thermometer, (Humidity) capacitance type
• Responsiveness: (Temperature) 90% response/approx. 7 minutes, (Humidity) 90% response/approx. 20 seconds
• Recording interval: 1/2/5/10/15/20/30 seconds, 1/2/5/10/15/20/30/60 minutes (selection from 15 alternatives)
• Recording capacity: 8000 data x 2 channels
• Recording mode: Endless mode/one time mode
• Display: Measured value, Measurement recording status, Battery life alert, Recording data amount, Measured value unit
• Power supply: AA alkaline dry cell (LR6) x 1 piece (included)
• Battery life: Approximately 10 months (when using infrared communication function, 6 months with infrared communication one time every day)
• USB transfer hour: Approximately 8 seconds per unit (full data)
• Infrared communication: lrPHY 1.2 saving power system equivalent
• Main unit size, weight: 78 x 18 x 55mm, approx. 62g (including cell)
• Main unit operation environment: Temperature/-10 to +60℃, Humidity/90%RH or less (no condensing)
• Attached sensor: Thermo-hygro sensor (HHA-3151) (*Secular change of measurement accuracy is 1%RH/year and 0.1℃/year. )
• Accessories: USB communication cable (US-15C cable length/1.5m), software (CD-ROM)
• Sensor usage environment: Temperature/-30 to +80℃, Humidity/0 - 99%RH
• Software correspondence OS: Windows (R) XP (32bit, SP2 or later)/VistaTM (32bit)/7 (32, 64bit)
• *Specification is subject to change without notice.