POWER SUPPLY UNIT:
MODEL P20 : INPUT 220V AC
CONNECTION:
4/6: POWER INPUT
1/3: N/C COM
2/3: N/O COM
LED STATUS :
RED LED
: POWER INDICATION
GREEN LED : STATUS INDICATION
OFF
: OBSTRUCTED OF ERROR
ON
: NORMAL SCANNING
5) Installation Steps:
A.
B.
C
D.
First, the Transmitter (TX) and Receiver (RX) should be fixed on the two
sides fo the elevator door according to the standard fixing kit we provide. The
RX had better been fixed on the side that is less affected by sunshine.
The control box should be fixed on the top of the elevator cabin. The TX
and RX be joined with the control box by two signal cables, and the cables
should be fixed firmly and properly with Cable clips. When wiring the cables,
redundant cables could be packaged into loops with the Nylon ties, please keep
them away from other cables to avoid possible electromagnetic interface.
. After correct installation, the system can be turned on the power to run.
When the light curtain is not obstruncted by some object, both the green and
red LED light in RX are on or flashing, meanwhile, the relay loop will be no
power.
Daily Maintenance:
1) Please keep the external surface of the light curtain clean,
especially keep the light filter plats clean and avoid attaching
eyewinker on it, which will influence the receiving of the
infrared lights.
2) Frequently inspect the connection status of cables, Cable clips,
power wires and signal wires.
3) Please avoid putting water into light curtains.
Green LED
Red LED
Possible Cause
Fast Flashing
OFF
Normal Scanning
OFF
OFF
OFF
OFF
OFF
ON
ON
ON
ON
ON
Slow Flashing
FLASHING
FLASHING
FLASHING
FLASHING
FLASHING
No power, check power supply and cables.
TX / RX Connection Open Circuit
Some diodes have been timed out
Cable Shot Circuit
First PCB beams broken
Second PCB beams broken
Third PCB beams broken
Fourth PCB beams broken
4) The states of indicator lights on Receiver (RX):
The RX detector has two LED lights for troubleshooting:
3) Door Sensor Model E-2000 INSTALLATION
