Makita HR5211C ユーザーズマニュアル
Principle of
Dynamic Vibration Absorber
Dynamic Vibration Absorber
Reinforcing bar
Reinforcing bar
Reinforcing bar
Piston
Striker
Sleeve
Air
Striker
Piston
How to generate
POWER
How to manage
VIBRATION
How to bring you COMFORT
THE MOTHER EARTH SOMETIMES QUAKES.
85
mm
Time to reach ELV
Rubberized Grip
:: For comfort
Slide Chuck
:: Push-in and Go
:: Slide-back and Pull
:: Slide-back and Pull
Name Plate
:: Located on
low damage risk area
low damage risk area
LED
:: Green :Electrified
:: Red :Replacement of carbon brush
:: Red :Replacement of carbon brush
Dial
:: Variable speed control
No Hammering
while Idling
while Idling
:: Ensures machine's long life
Torque Limiter
:: When drill bit hits against
reinforcements,
Torque Limiter operates
to stop
reinforcements,
Torque Limiter operates
to stop
Longer life of
Carbon brushes
Carbon brushes
:: features twice as long as
that of Predecessor model
by employing large carbon brush.
that of Predecessor model
by employing large carbon brush.
Mode Change Lever
:: Located on
low damage risk area
:: Protected by
robust aluminum top
low damage risk area
:: Protected by
robust aluminum top
Long Barrel Portion
:: can be securely held by hand
Long Barrel Portion
:: can be securely held by hand
16 Angle Settings
of Chisel bit
of Chisel bit
HR5211C
HR5210C
HR5201C
///
Active Dynamic Vibration Absorber
///
Active Dynamic Vibration Absorber
///
Vibration Absorbing Grip
Lear
Learned
ned
fr
from
om
the
the
Mother Earth
Mother Earth
Learned
from
the
Mother Earth
MAKITA's
"Active" Dynamic
Vibration Absorber
"Active" Dynamic
Vibration Absorber
(HR5211C and HR5210C)
Extremely Comfortable
Easy and Very Comfortable
Easy and Comfortable
Easier to manage the exposure of vibration to body.
Easy operating Slide Lock-on Switch for hammering.
Easy operating Slide Lock-on Switch for hammering.
Easiest to manage the exposure of vibration to hands and arms.
Slide Lock-on switch leaves operators' fingers out of effort
to keep pulling trigger for long hours when hammering.
to keep pulling trigger for long hours when hammering.
Selectable Switches
Hammering
Hammering
Hammering
with Rotation
with Rotation
Hammering
with Rotation
with Rotation
Vibration Absorbing Grip
(HR5211C only)
Spring
Hinge
Piston
Balancer
Air
Piston
Balancer
Air
Air
Air
Slide lock-on switch
for Hammering
for Hammering
Trigger switch for
Hammering and
Hammering with Rotation
Hammering and
Hammering with Rotation
Tool does not
come with bit
come with bit
Tool does not
come with bit
come with bit
Tool does not
come with bit
come with bit
Shift of air pressure in crank room
and barrel room "actively"
controls balancer to move
opposite of piston.
and barrel room "actively"
controls balancer to move
opposite of piston.
Spring loaded
hinged grip absorbs vibration
hinged grip absorbs vibration
Auto Cut-Out Carbon Brush
:: protects commutator and
indicates time for maintenance
indicates time for maintenance
20
m/s
2
25
m/s
2
15
m/s
2
60min
77
min
42
min
32
min
26
min
29
min
30min
10
m/s
2
12.5
m/s
2
HR5211C
HR5210C
HR5201C
Competitor "B"
HR5001C
Comparison of Vibration level* and Time to reach ELV (Exposure Limit of Vibration)**
*It is known as the tri-axial value and value at Directive of A(8).
**It means the maximum amount of vibration that an operator may be exposed to on any single day.
**It means the maximum amount of vibration that an operator may be exposed to on any single day.
Vibration level
See the Result of AVT
17.0
m/s
2
19.5
m/s
2
21.5
m/s
2
20.5
m/s
2