N7201A653E - 第174页
EJM1EJ-MB-06 M-02 NPM- TT2 6-6 -1 3 4 1 2 ACTIVATION Describes how to clean the large reflector. Tool used: L int free cloth Time required: 15 minutes ● Leaving the large reflector dirty results in an recogn ition err or…
EJM1EJ-MB-06M-02NPM-TT2
6-5-6
Inspecting the belt tension of the PCB conveyor
●Enter the following numerical values to the frequency measuring instrument (Acoustic belt tension meter
provided by a belt manufacturer) in advance. Flicking your fingers at the center section (P shown in the
drawings below) of each span, measure the natural frequency with the frequency measuring instrument.
■Input value
●Adjust and fix the tension pulley if the measurement value falls under the prescribed value.
Belt unit mass 0.7 g/m
Belt width 4.5 mm
Span length See below
■Prescribed value
● Standby section (upstream/downstream in common) :2 rails on each
Lane 1
Lane 2
Standby section
Lane 1 430 to 470 Hz
Lane 2 430 to 470 Hz
Tension pulley
Tension pulley
Every
560
hours
PeriodicPeriodicPeriodicPeriodic
inspection
94 mm
P
94 mm
P
EJM1EJ-MB-06M-02NPM-TT2
6-6-1
3
4
1
2
ACTIVATION
Describes how to clean the large reflector.
Tool used: Lint free cloth Time required: 15 minutes
●Leaving the large reflector dirty results in an recognition error.
Cleaning the large
reflector
(3-nozzle head (option))
Maintenance
6-6
●Pull the nozzle out and
down.
Wipe the large
reflector with a
clean lint free
cloth
Large reflector
●For the rear side,
Remove the
nozzle from the
placement head
ACTIVATION
EJM1EJ-MB-06M-02NPM-TT2
6-6-2
Every
560
hours
PeriodicPeriodicPeriodicPeriodic
inspection