The product ...

ELS 261 is a high quality yet cost-effective throug-beam light sensor, also known as a photocell, designed to safeguard automatic doors. It can be installed as a single or double-beam system, depending requirements.

ELS 261:

• operating range: 6 m / 10 m

• opening angle: ± 10° / ± 5°

• max. ambient light: >100,000 Lux

• enclosure rating: IP65 / IP67

• operation only with a control unit (ELS 268 / 269)

ELS 268/ELS 269: 

• supply voltage: 18 - 30 VDC, 24V ± 20% AC 

• relay outputs: 30 VDC / 1A 

• rise / fall time: max. 10 ms

• temperature range: -20 ... +65°C

Typical applications:

• Automatic door control
• Presence detection
• Presence control
• Sliding and elevator doors
• Industrial doors

• through beam light sensor
• control unit:
  • 1- or 2 channel
  • test input
  • relay output
• special design on demand

• also reliable for outside applications

• test input for safe evaluation

• microprocessor control

• first-class electromagnetic compatibility

• gold-plated contacts