BTH01 Two Channel Humidity Temperature Meter Dew Point Data Logger USB Interface LCD with Analysis Software DGraphTM

Measurement

Relative Humidity

Measurement range

0~100%RH

Accuracy(Typ.)Figure 1

+-3%RH

Resolution

0.1%RH typically

Long Term Drift

<0.5%RH per year

Temperature

Measurement range

-35~80C(-31~176F)

Accuracy(Typ.)Figure 2

+-0.3C(+-0.5F)

Resolution

0.1C / 0.2F

Long Term Drift

Negligible

General

Number of Channels

Double Channels (One for humidity and the other for temperature)

User can enable/disable any channels when setup via 

Memory Capacity

64KBytes(Total 32,000 readings for all channels)

Sample Rate

Can be selected from 10 seconds to 12 hours

Start Method

Immediately, Start by button, and Start at date&time

Stop Method

Stop when memory full, overwrite when memory full, and stop until specified number of sample points

finished

Sample Mode

Instant(default), average, maximum and minimum

This will decide how to dispose data at idle time between a sample interval

Button

Software config to start logging bybutton, or clear and reset LED alarm when LED alarm is hold

LED

Red&green LED: Logger Status indication(Include Delay to Start, Logging, Alarm, Finished)

(Sofware can disable this two LED for saving power)

Yellow LED: Low battery indication

Alarm

User programmable high or low alarm limit for each channel(If necessary)

LED alarm and hold

Communication

Direct USB connection

Need to install the driver provided on CD

PC Software

DGraphTM software and USB driver required (Included on CD)

(Compatible with Windows XP, Windows Vista, Windows 7&8(32 bit & 64bit Versions))

Use these software to setup, download, view graph and analyse data

Power Supply

User replaceable 1/2AA 3.6V Lithium Battery 1200mAh

NOTE: USB interface can supply power directly if necessary

Battery Life

Approx. 2 Years @ 1 Minute Sample Rate

Approx. 4 Years @ 10 Minute Sample Rate

Approx. 8 Years without any sample task

NOTE: It also Depends on ambient temperatures and using of LEDs

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