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 SDL350-en-GB_V1.5   6/16

 

Electrical Specifications 

(Ambient Temperature 23°C ± 5°C)

 

Air velocity 

Measurement Range 

Resolution Accuracy 

m/s (meters/second) 

0.2 - 5.0 m/s 

0.01 

± (5%rdg + 

x

          or 
± (1%FS + 

x

)  

(whichever is greater) 
(for 

x

, see below)  

5.1 – 25.0 m/s 

0.1 

Km/h (kilometers/hour) 

0.7 - 18.00 km/h 

0.01 

18.0 – 72.0 km/h 

0.1 

mph (miles/hour) 

0.5 – 11.20 mph 

0.01 

11.2 – 44.7 mph 

0.1 

Knots 

0.40 – 9.70 knots 

0.01 

9.7 – 38.8 knots 

0.1 

FPM (Ft/min) 

40 - 3940 ft/min 

 

=0.1 m/S; 0.3 km/h; 0.2 mph; 0.2 knots; or 20 ft/min 

Air temperature

 (via probe’s built-in thermistor) 

Measurement Range 

Resolution Accuracy 

°C/°F

 

0 to 50°C (32 to 122°F) 

0.1°C (0.1 °F) ± 

2.0°C 

(3.6°F) 

 

Air Flow

 (CFM/CMM Volume)

 

Measurement unit 

Range 

Resolution 

CMM (m

/ minute) 

0 to 54,000 CMM 

0.001 to 1 CMM 

CFM (ft

/ minute) 

0 to 1,907,000 CFM 

0.001 to 100 CFM 

Air Temperature

 (via Type K or Type J Thermocouple)

 

Sensor Type 

Resolution Range 

Accuracy 

Type K 

0.1°C 

-50.0 to 1300.0°C 
-100.0° to -50.1C 

± (0.4%rdg+ 0.5°C) 
± (0.4%rdg+ 1°C) 

0.1°F 

-58.0 to 2372.0°F 
-148.0 to -58.1°F 

± (0.4%rdg+ 1°F) 
± (0.4%rdg+ 1.8°F) 

Type J 

0.1°C 

-50.0 to 1200.0°C 
-100.0 to -50.1°C 

± (0.4%rdg+ 0.5°C) 
± (0.4%rdg+ 1°C) 

0.1°F 

-58.0 to 2192.0°F 
-148.0 to -58.1°F 

± (0.4%rdg+ 1°F) 
± (0.4%rdg+ 1.8°F) 

 

Note:

 Above specifications tested under an environmental RF Field Strength lower than 3 V/M and a 

frequency lower than 30 MHz  

 
 
 
 

Copyright 

©

 2013-2016 FLIR Systems, Inc. 

All rights reserved including the right of reproduction in whole or in part in any form 

www.extech.com 

 

Summary of Contents for SDL350

Page 1: ...Hot Wire 5 USER MANUAL Hot Wire Thermo Anemometer with Datalogger Model SDL350...

Page 2: ...nt to another symbol or terminal indicates the user must refer to the manual for further information Description METER AND HOT WIRE PROBE 1 Thermocouple input 2 Hot Wire input plug 3 Display for air v...

Page 3: ...isplay the air velocity measurement upper display area and the air temperature lower display area Changing the Air Velocity Unit of Measure This meter offers five 5 units of measure selections for air...

Page 4: ...eading will hold and the HOLD display icon will switch on Press the HOLD key again to release the display and exit the Data Hold mode returning the meter to the normal operating mode MAX MIN Readings...

Page 5: ...he user SD Card Information Insert an SD card from 1G size up to 16G into the SD card slot at the bottom of the meter With regard to orientation the card should be inserted with the front of the card...

Page 6: ...der is created on the card and named AHB01 Up to 99 spreadsheet documents each with 30 000 readings can be stored in this folder 7 When datalogging begins a new spreadsheet document named AHB01001 xls...

Page 7: ...e Setup mode if no key is pressed in 7 seconds while in the Setup mode 5 The available Setup parameters are listed below Additional detailed information is provided below this list dAtE Set the clock...

Page 8: ...setting 4 Press and hold the SET key for at least 1 5 seconds to exit to the normal operation mode or simply wait 7 seconds for the meter to automatically switch to the normal operating mode Numerical...

Page 9: ...ducts 3 14 R2 is used for circular ducts Note that the value must be set in square feet or square meters therefore if the measurement is made in square inches the area value must be converted to squa...

Page 10: ...e sampling rate to 0 Memory Card SD memory card 1G to 16GB size Temperature Compensation Automatic temperature compensation for the Anemometer function and the type K J thermometer function Data Hold...

Page 11: ...1 F 2 0 C 3 6 F Air Flow CFM CMM Volume Measurement unit Range Resolution CMM m3 minute 0 to 54 000 CMM 0 001 to 1 CMM CFM ft3 minute 0 to 1 907 000 CFM 0 001 to 100 CFM Air Temperature via Type K or...

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