Global

These are navigation links to move inside this page.

Go to Global Navigation
Go to Local Navigation
Go to Lead Contents
Go to Primary Contents
Go to Related Contents
Go to Site Information

Global Navigation

Home >
Technical Support >
FAQ >
Safety Components >
Safety Door Switches

FAQ02309 of Safety Door Switches FAQ

FAQ No. FAQ02309

Related Contents

Quick links to OMRON IA in your country / territory.

Europe
- Austria
- Belgium
- Czech Republic
- Denmark
- Finland
- France
- Germany
- Hungary
- Italy
- Latvia
- Lithuania
- Netherlands
- Norway
- Poland
- Portugal
- Russia
- Spain
- Sweden
- Switzerland
- Turkey
- United Kingdom

Middle East

Please contact our European headquarters.
Africa
- South Africa

Greater China
- China
- Hong Kong
- Taiwan
Asia-Pacific
- Australia
- India
- Indonesia
- Malaysia
- New Zealand
- Philippines
- Singapore
- Thailand
- Vietnam

Japan / Korea
- Japan
- Korea
Americas

Primary Contents

Question

Do the indicator terminals for D4DL Safety-door Switches and D4BL have polarity?

Answer

No, they do not.

Recommended Products

D4N

Upgraded Safety Limit Switches Based on the Popular D4D, Providing a Full Lineup Conforming to International Standards

F3SJ Ver.2

The updated F3SJ is even easier to use.

OS3101

Operator Presence Detection in Work Areas with Complex Shapes.

Other Safety Door Switches FAQ

Local Navigation

FAQ

Safety Components

Top of page