Product

Test and Measurement

AD-1690

Leak Tester

	For quick screening for pipette failures!
	Are you sure your pipettes are all accurate? Most pipette failures happen due to soiled or damaged parts compromising the airtightness of the pipettes. With the AD-1690 leak tester, you can instantly spot the pipettes that need to be fixed.

	Development Story
	Frequently Asked Questions
	Brochure (PDF 906KB)
	Manual (PDF 2.2MB)
	Manual Addendum (PDF 114KB)

	Pipette Accuracy Testers and Leak Tester Introduction (YouTube)

Features

Quick testing of less than 5 seconds

Leak detection by depressurization ensuring no dust enters the object being measured

Replaceable air filter to protect the AD-1690 from dust when it intakes air

RS-232C interface to output data to a PC or an A&D peripheral device

Four types of attachments to cover micropipettes with capacities ranging from 2 μL to 10,000 μL

Videos

External Input / Output

RS-232C

Options

AD-1690-01 Replacement tube set (Adapter × 1, attachment × 4)
AD-1690-02 Replacement filter set (Filter unit × 1, filter element × 10)

Accessories

AD-1682 Rechargeable battery
AD-1688 Weighing data logger*
* Leak test data can also be stored.

Specifications

Depressurization value	-20 kPa ± 20% (Fixed)
Pressure tolerance inside instrument	+0.2 kPa / 10 seconds
Leak test conditions	Pressure tolerance setting: +0.1 to +20 kPa (Unit: 0.1kPa) Monitoring time: From 0.5 seconds (Unit: 1 second)
Pump operation time	Up to 6 seconds
Dimensions	(W) 231 mm x (D) 126 mm x (H) 78 mm
Weight of the main unit	Approx. 570 g

Do you need to check pipette accuracy more precisely? If so, please click here.