4B W400 Series User Manual

4B - W4005 BÜHLER ELEVATOR MONITORING SYSTEM R9.6 – 22 May 2020
Page 26 of 48
10. W4005NV46AI /B Controller Operation Description
10.10 Overall Operation Description
The W4005NV46AI /B controller provides a fully automated elevator dust explosion hazard prevention
system. All the major elevator explosion hazard conditions are constantly monitored and the elevator is
stopped when it is unsafe to carry on the operation. No PLC or other control intervention is needed to provide
the safety of operation.
10.11 W4005NV46AI /B Controller LEDs
W400 Power Indicator
LED High Temperature
Indicators
Displays the status of 4 bearing
temperatures
OFF – Sensor OK
AMBER - Alarm
LED Misalignment
Indicators
Displays the status of Top /
Bottom misalignment sensors.
OFF – Sensor OK
RED - Alarm
LED ALARM / STOP
Displays the Alarm/Fault
Status of the Elevator.
OFF – No Alarm/Fault
Present
ON – Alarm/Fault Present
Blinking – Elevator was
shut down because of an
alarm. Shutdown cause
sensor LED should also be
blinking
Blinking together with
ELEVATOR RUN LED –
Calibration is in progress
Sensor Labels
Card Insert to allow sensor
labels to be given to each
input.
LED Speed Indicator
Displays the status of elevator
belt slip/speed.
OFF – Sensor OK
RED - Alarm
LED ELEVATOR RUN
Displays the status Run status
of the elevator
Solid OFF – Stopped
Solid ON – Running
Blinking – Starting /
Calibrating
Figure 16 – W400 Controller LEDs

4B W400 Series Specifications

General

Brand	4B
Model	W400 Series
Category	Measuring Instruments
Language	English