Pedestrian Barrier High Door MPH 112
Design and function
28
5817,5005EN / Version 01
5.4
Control system
Two motor controllers MMC-120 are connected by a CAN bus to
the MBC-110 logic controller.
A total of 8 infrared light barriers and two barrier end displays are
connected to digital inputs and outputs.
For the customer, there are digital inputs to open the pedestrian
barrier, e.g. for a card reader, and an emergency input. From relay
outputs various feedback messages are available for the customer.
The power supply for the controllers is provided by a transformer
power supply with two output voltages, 30 VDC and 42 VDC.
30 VDC
42 VDC
42 VDC
M
M
230 VAC
42 VDC
30 VDC
Slave
Master
Mag00015
Light barrier
Gate End
Display (GED)
Gate End
Display (GED)
MMC-120
Motor controller
MMC-120
Motor controller
MBC-110
Logic controller
CANopen bus
Emergency
input
Opening
inputs
Relay
outputs
provided by
the costumer
Fig. 7: Block diagram control system
5.5
Control and display elements
5.5.1
Barrier End Display (GED)
The Barrier End Display shows the passage direction in which the
pedestrian barrier may be used. Basic- and end modules are each
equipped with one Barrier End Display, center and transition
modules are each equipped with two Barrier End Displays.
Position
Description
Green arrow
Passage is permitted.
Red cross
Passage is blocked.
Table 6: Barrier End Display