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                                                RHT35-en-GB_V1.0   04/17 

Specifications 

Display (LCD)    

 

5-digit LCD with multi-function indicators 

Status indicator (LED) 

Dual color multi-purpose LED (red/green) for active logging, 

alarms, and PC connection status 

Temperature Sensors 

NTC Thermistors  

Temperature Range       

 

-30 ~ 70

o

C (-22 ~ 158

o

F)  

Temperature Resolution      

0.1

o

C/

o

Temperature Accuracy      

±0.5

o

C (0.9

o

F)  

Humidity Sensor  

 

Capacitive (Relative Humidity) 

Humidity Range   

 

0.1 ~ 99.9%RH 

Humidity Resolution 

 

0.1%RH 

Humidity Accuracy 

 

±3% at 25

o

C (10 ~ 90%RH), ±5% all other ranges 

Barometric Pressure Sensor 

MEMS 

Barometric Pressure Range 

300 ~ 1100 hpa (8.9 ~ 32.5 inHg) 

Barometric Pressure Resolution 

1 hpa (0.1 inHg) 

Barometric Pressure Accuracy 

±3hPa (0 ~ 60

o

C); ±5hPa (-20 ~ 0

o

C); all other ranges 

unspecified 

Logger Type 

 

 

Re-usable 

Datalogger Capacity  

16,000 humidity; 16,000 temp.; 16,000 barometric pressure 

Sampling Intervals  

 

30 seconds and 5, 10, 30, 60, 90, 120 minutes 

Start Delay Time        

 

0, 5, 30, 45, 60, 90, 120 minutes, and 24 hours 

Alarm Ranges        

 

Temp: -30~70

o

C (-22~158

o

F); Humidity: 1 to 99%RH 

Alarm Delay (inhibit) 

 

0, 5, 30, 45, 60, 90, 120 minutes 

Alarm Types          

 

Single Event, Cumulative, and Disable 

Operation Buttons      

 

Power/Start-Stop, MARK, MAX-MIN 

Operating temperature    

-30~70

o

C (-22~158

o

F) for logging; Allow logger to return to 

room temperature before connecting to PC 

Operating Relative Humidity    

< 80% RH 

Storage Temperature 

 

-40~85

o

C (-40~185

o

F) 

Storage Humidity 

 

< 90% RH 

Dimensions        

 

80 (L) x 43 (W) x 2.5 (D) mm (3.2 x 1.7 x 0.1”) 

Weight            

 

 

90g (3.2 oz.) 

Battery            

 

 

Two (2) 3.0V CR2032 batteries (pre-installed) 

Battery Life 

 

 

Three (3) months 

Safety Compliance 

CE 

Warranty 

One Year 

Содержание RHT35

Страница 1: ...USER MANUAL USB Multi Function Datalogger Model RHT35 Additional User Manual Translations available at www extech com ...

Страница 2: ...start high low alarms bookmarking and password protection Automatically generate PDF and Microsoft Excel datalog reports High accuracy thermistor temperature sensor capacitive humidity sensor MEMS pressure sensor Compact light weight design Large LCD for easy viewing Dual color red and green LED status indicator for datalogger progress PC connection status and high low alarms Large memory capacity...

Страница 3: ...talogger will not start unless it has been configured using the PDF Logger Configuration Tool exe program as described later in this user manual Maximum Minimum Reading button At any time short press to step through the highest MX and lowest MIN readings recorded in the current datalogging session Bookmark button Manually place a time stamped bookmark in the datalog report by pressing and holding ...

Страница 4: ...ry icon flashes once per second when battery level is critically low MX Displayed when the maximum recorded reading is selected with the MAX MIN button MN Displayed when the minimum recorded reading is selected with the MAX MIN button inHg Displayed when showing pressure in imperial units hpa Displayed when showing pressure in metric units LED Status Indicator Description The dual color red green ...

Страница 5: ...GE SELECTION 5 SAMPLING RATE Datalogger recording interval 6 START DELAY Delay period from when START is pressed and datalogging begins 7 UNIT Imperial or Metric unit selection 8 PASSWORD Select a 16 character password for tamper protection 9 COMPANY NAME 20 Character user label for inclusion in logging report 10 SAVE Press SAVE to confirm the configuration 11 CANCEL Abort the configuration 12 MAN...

Страница 6: ...ult language is English select German French Italian Spanish or Portuguese as desired The generated logging report format will match the language selected 7 To review the User Manual click Manual to open the User Manual PDF file 8 The parameters needed to configure the datalogger for logging are defined below Refer to the earlier screen shot of the PDF Logger Configuration Tool window for referenc...

Страница 7: ...perature RH or pressure For example if the temperature range is set to 2 0 8 0 oC when the measurement falls below 2oC or exceeds 8o C the LED will flash red every 10 seconds Note If an alarm occurs between two logging points the logged data will not show the alarm but the LED may still flash red every 10 seconds especially in Single Event alarm mode If desired use the Cumulative Alarm mode to min...

Страница 8: ...ng To place a bookmark manually during datalogging press and hold the MARK button until the measured reading flashes 3 times Up to eight 8 bookmarks can be placed the bookmarks will appear in the logging report MAX MIN Readings Short press the MAX MIN button to step through the highest MX and lowest MN readings stored in memory Checking Battery Status At any time short press the MARK button to vie...

Страница 9: ...a 0 60o C 5hPa 20 0o C all other ranges unspecified Logger Type Re usable Datalogger Capacity 16 000 humidity 16 000 temp 16 000 barometric pressure Sampling Intervals 30 seconds and 5 10 30 60 90 120 minutes Start Delay Time 0 5 30 45 60 90 120 minutes and 24 hours Alarm Ranges Temp 30 70o C 22 158o F Humidity 1 to 99 RH Alarm Delay inhibit 0 5 30 45 60 90 120 minutes Alarm Types Single Event Cum...

Страница 10: ...ose of this instrument in household waste The user is obligated to take end of life devices to a designated collection point for the disposal of electrical and electronic equipment Battery Status Check To check the approximate number of days of battery life remaining short press the MARK button The display will show the number of days and the d for days XXd Cleaning Wipe the datalogger with a damp...

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