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Extech Manuals & User Guides

Extech Instruments is a leading manufacturer of handheld test and measurement tools, including multimeters, clamp meters, thermometers, and environmental testers.

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Extech manuals

Latest manuals from manuals+ curated for this brand.

EXTECH RH200W Wireless Hygro-Thermometer User Manual

September 6, 2023
EXTECH RH200W Wireless Hygro-Thermometer User Manual Thank you for selecting the Extech RH200W Wireless Hygro-Thermometer with User-Calibration & Auto Night Light. This device is shipped fully tested and calibrated and,…

EXTECH SDL300 Thermo Anemometer Datalogger User Manual

September 6, 2023
EXTECH SDL300 Thermo Anemometer Datalogger User Manual Introduction Congratulations on your purchase of the Extech SDL300 Thermo-Anemometer Datalogger. This meter displays and stores air velocity and temperature readings. Temperature readings…

EXTECH EN510 Environmental Meter User Manual

September 6, 2023
EXTECH EN510 Environmental Meter User Manual Introduction Thank you for selecting the Extech EN510 Environmental Meter. This instrument measures Air Velocity with Air temperature, Air Flow (volume), Light, Relative Humidity…

EXTECH VB300 3 Axis G Force Datalogger User Manual

September 5, 2023
User Manual 3-Axis G-Force Datalogger Model VB300 Introduction Congratulations on your purchase of the VB300 G-Force Datalogger. The Model VB300 can measure and record shock and vibration (acceleration) readings over…

Extech RPM33 Laser Photo Contact Tachometer User Manual

September 5, 2023
USER MANUAL Model RPM33 Laser Photo / Contact Tachometer Additional User Manual translations available at www.extech.com Introduction Congratulations on your purchase of the Extech Laser Photo / Contact Tachometer, Model…

Extech BR90 Compact Borescope User Manual

September 5, 2023
Extech BR90 Compact Borescope Product Information The Extech BR90 Compact Borescope is a portable device that provides real-time video monitoring. It is designed for inspecting the interior of pipelines, conduits,…

EXTECH RH520A Temperature Humidity Chart Recorder User Manual

September 5, 2023
EXTECH RH520A Temperature Humidity Chart Recorder Product Information Model RH520A Description Paperless Humidity/Temperature Chart Recorder Features The RH520A measures and displays Temperature, Humidity, and Dew Point. The remote (detachable) probe…

Extech PH220 Waterproof Palm pH Meter User Manual

User Manual
User manual for the Extech PH220 Waterproof Palm pH Meter. Covers introduction, meter description, operation, calibration, measurement, storage, battery replacement, maintenance, troubleshooting, and specifications.

Extech 412355A Current/Voltage Calibrator User Manual

User Manual
Official user manual for the Extech 412355A Current/Voltage Calibrator. Learn how to measure and source current and voltage, use memory functions, and understand specifications, warranty, and support information.

Extech ExStik Waterproof pH Meters PH100 & PH110 User Manual

User Manual
Comprehensive user manual for the Extech ExStik Waterproof pH Meters, models PH100 and PH110. Provides detailed instructions on operation, calibration, electrode maintenance, battery replacement, safety precautions, specifications, and troubleshooting for…

Extech manuals from online retailers

Extech VB300 Vibration Data Logger User Manual

VB300 • August 28, 2025
The Extech VB300 is a 3-axis G-Force datalogger designed to record and time shock and vibration (acceleration) readings within a ±18g measurement range. This device captures 3-axis g-force…

Extech MF100 AC/DC Magnetic Field Meter User Manual

MF100 • August 27, 2025
The MF100 is an AC/DC Magnetic Field Meter. This magnetic field meter features automatic temperature compensation with its Hall effect sensor. Complete with uniaxial magnetic probe sensor and…

Extech MG320 Insulation Tester User Manual

MG320 • August 4, 2025
Comprehensive user manual for the Extech MG320 Insulation Tester, covering setup, operation, maintenance, troubleshooting, and detailed specifications for this True RMS multimeter and insulation tester.

Extech BR250 Video Borescope/Wireless Inspection Camera User Manual

BR250 • July 30, 2025
Comprehensive user manual for the Extech BR250 Video Borescope/Wireless Inspection Camera, covering setup, operation, maintenance, troubleshooting, specifications, warranty, and support for home, automotive, HVAC, and industrial inspection applications.