2. Safety and protection information
MERLION PLUS - E500
STD04
Page 13 of 50
2. Safety and protection information
2.1 General safety
High Pressure Water Blaster, Merlion 2, PE Normal Operation
Declared Single-Number & Dual-Number Noise Emission Values
In accordance with ISO 4871
Normal Operation
A-weighted sound pressure level, L
pA
(ref.20 uPa), in decibels
75
Uncertainty K
pA
, in decibels
3
A-Weighted sound power level,L
WAd
(ref.1
pW
),in decibels
95
It is recommended to put on ear protection equipment, etc. ear plug or ear muffler to protect the
user from pro-long under high noise environment.
Recoil Force of Trigger Gun:
Based on calculated value, there will be a recoil force of
85~110N
acting on
the trigger gun to the user. Recoil force is within recommended range of not
more than 150N. Holding a trigger gun in a correct position will prevent any
unnecessary injuries as shown.
Trigger Gun Vibration:
The declared vibration emission value
a
hd
is 6.3 m/s
2
with an uncertainty
K of 1.1 m/s
2
”
.
Pro-long
working with the trigger gun will cause tiredness to the user. It is recommended to work with the trigger gun
not more than 20min continuously.
EAR PROTECTOR EQUIPMENT
must be worn at all time when
using the machine. This is to prevent user from hearing related injuries.
Noise warning sticker can be found on the machine to warn high noise
emission values
Optional
Shoulder Rest
Trigger Gun
Complete
CAUTION
Be more caution when using the trigger gun. Shoulder rest is for the user
to rest its trigger gun on its own body weight to counter react to the recoil
force created by the trigger gun. Release any residual pressure from the
gun when the machine is shut down.
CAUTION
Caution must be observe when working with trigger gun . Do not work
continuously without rest in between jobs. Release any residual pressure
from the gun when the machine is shut down
