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Model details

r-tecby Alkur RT-ACC-PE

r-tec Photocell (Photo-electric Sensor)

Transmitter-receiver photocell pair for r-tec automation series. Provides door impact protection; 12 / 24 V DC, IP54, up to 15 m range.

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Technical files

Documents

Specifications and installation information can be viewed or downloaded as PDFs from our server.

r-tec Photocell

The photocell is the basic component of the impact protection function in automatic doors, barriers and gate automation systems. When the beam between the transmitter and the receiver is blocked, the door stops or reopens; it is mandatory in CE safety standards.

Compatible r-tec products

  • Automatic door (R2 control board)
  • Barrier systems (DinamixBar series)
  • Gate automation (KING / Couper / Prince motors)
  • Industrial door (220-K, FU, GIGA Sedo boards)

Technical document

You can reach the technical documents for the BT180, MF-A and IR20 models from the download section on this page. For the installation schematic and range-based alignment, please contact our sales team.

r-tec Photocell (Photo-electric Sensor) — product image

Frequently Asked Questions

Below we've compiled the most common questions and answers regarding this product.

  • How is the r-tec safety photocell (IR40) connected and aligned?

    The photocell is mounted as a transmitter (TX) and a receiver (RX) on either side of the passage, aligned to see each other (range 25 m). The transmitter only takes power (+/−); the receiver has power (+/−) and a relay output (COM/NC/NO) connected to the photocell input of the control board. The supply is 12/24 V AC/DC. If the photocells do not see each other, first check the alignment and cables; on automatic-door units the line is verified with the photocell test button.

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r-tec Photocell (Photo-electric Sensor)
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