BEA LO-21 Quick Start Manual

BEA LO-21 Quick Start Manual

Lock-out relay for swing doors with overhead presence sensors

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DESCRIPTION

1. Red LED
2. Green LED
3. DIP switches
1
2

TECHNICAL SPECIFICATIONS

Power Supply:
Operating Frequency:
Power Consumption:
Output:
Max. Voltage (relay contact):
Max. Current (both relay contcats):

PRECAUTIONS

Shut off all power going to header before attempting any wiring procedures.
The door control system and the header cover profile must be correctly grounded.
Maintain a clean and safe environment when working in public areas.
Constantly be aware of pedestrian traffic around the door area.
Always stop pedestrian traffic through the doorway when performing tests that may result in unexpected
reactions by the door.
ESD (electrostatic discharge): Circuit boards are vulnerable to damage by electrostatic discharge. Before
handling any board, ensure you dissipate your body's ESD charge.
Always check placement of all wiring before powering up to ensure that moving door parts will not catch
any wires and cause damage to equipment.
Ensure compliance with all applicable safety standards (i.e. ANSI A156.10) upon completion of installation.
DO NOT attempt any internal repair of the components. All repairs and/or component replacements must be
performed by BEA, Inc. Unauthorized disassembly or repair:
1. May jeopardize personal safety and may expose one to the risk of electrical shock.
2. May adversely affect the safe and reliable performance of the product resulting in a voided warranty.
Always test the proper operation of the installation before leaving the premises.
Only trained and qualified personnel are recommended to install and set up the sensor.
75.0061.07 LO-21 20190318
75.0061.07 LO-21 20190318
3
12 – 24 VAC / 15 – 24 VDC
4 MHz (microprocessor)
10 mA at rest (50 mA max)
2 x SPST relays
60 VDC, 120 VAC
2A DC, 0.5A AC
Specifications are subject to change without prior notice.
All values measured in specific conditions.
Lock-out relay for swing doors
with overhead presence sensors
ANSI/BHMA 156.10-2005 requires the use of a
sensor or photobeam on the swing side of the
door when using a header-mounted, safety
sensor (e.g. Bodyguard or DK12).
information, reference the ANSI 156.10 standard.
LO-21
(US version)
For more
Page 1 of 4
Page 1 of 4

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Summary of Contents for BEA LO-21

  • Page 1 ‰ DO NOT attempt any internal repair of the components. All repairs and/or component replacements must be performed by BEA, Inc. Unauthorized disassembly or repair: 1. May jeopardize personal safety and may expose one to the risk of electrical shock.
  • Page 2 • Power the safety beams with the same transformer that is used for the LO-21. • The black/white striped wire is not used and should be taped off. • The gray and purple wires of the LO-21 go to the NO and COM dry contacts of the safety beams. HYDRAULIC UNIT / AC MOTOR If AC voltage is >...
  • Page 3 1. Upon powering, verify red LED when door is in closing cycle. If it does not: - DC units: Reverse the red and black wires from LO-21 to motor. - AC units: Verify AC power is being switched on and off at point of connection for red and black wires.
  • Page 4 BEA strongly recommends that installation and service technicians be AAADM-certifi ed for pedestrian doors, IDA-certifi ed for doors/gates, and factory- trained for the type of door/gate system.

This manual is also suitable for:

L021

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