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Temperature Sensor: Precision RTD Element
Temperature Range: -40 to 80°C (-40 to 176°F)
Temperature Resolution: 0.01°C (0.018°F)
Calibrated Accuracy: ±0.5°C (0.9°F)
Humidity Sensor: Internal semi-conductor
Humidity Range: 0 to 95% RH
Humidity Resolution: 0.1% RH
Calibrated Accuracy: ±3.0% RH, ±2% RH typical @ 25°C (77°F)
Specified Accuracy Range: 10 to 40ºC (50 to 104ºF); 10 to 80% RH
Reading Rate: 1 reading every second to 1 every 24 hours
Memory: 1,000,000 readings per channel; software configurable memory wrap; 500,000 readings in multiple start/stop mode
Memory Wrap Around: Yes (software selectable)
Start Modes:
• Immediate start
• Delay start up to 18 months
• Multiple pushbutton start/stop
StopModes:
• Manual through software
• Timed (specific date and time)
Multiple Start/Stop Mode: Start and stop the device multiple times without having to download data or communicate with a PC
Multiple Start/Stop Mode
Activation:
To Start the Device: Press and hold the pushbutton for 5 seconds, the green light will flash during this time. The device has started logging.
To Stop the Device: Press and hold the pushbutton for 5 seconds, the red light will flash during this time. The device has stopped logging.
Real Time Recording: The device may be used with PC to monitor and record data in real-time
Alarm: Programmable high and low limits; alarm is activated when humidity reaches or exceeds set limits
LED Functionality:
Green LED Blinks: 10 second rate to indicate logging; 15 second
rate to indicate delay start mode
Red LED Blinks: 10 second rate to indicate low battery and/or full memory; 1 second rate to indicate an alarm condition
Password Protection: An optional password may be programmed into the device to restrict access to configuration options. Data may be read out without the password
Calibration: Digital calibration through software
Calibration Date: Automatically recorded within device
Battery Type: 3.6V lithium battery (included); user replaceable
Battery Life: 10 years typical at a 15 minute reading rate
Data Format: Date and time stamped ºC, ºF, K, ºR; %RH, mg/ml water vapor concentration, dew point
Time Accuracy: ±1 minute/month at 20ºC (68ºF), stand alone data logging
Computer Interface: USB (interface cable required); 115,200 baud
Software: Windows® XP SP3/Vista and 7/8 (32- and 64-bit)
Operating Environment: -40 to 80ºC (-40 to 176ºF), 0 to 95% RH non-condensing
Dimensions: 36 L x 56 W x 16 mm D (1.4 x 2.2 x 0.6")
Weight: 24 g (0.9 oz)
Material: ABS plastic
