© PCE Instruments
23
Eng
li
s
h
In ISO 10816 analysis mode, readings are compared to the following chart according to the standard
ISO 10816. As shown in the following images, in ISO 10816 mode the meter will show the current
RMS value in the colour it has in the ISO 10816 chart.
Machine vibration (DIN ISO 10816)
Group
1
2
3
4
Definition
big machines
P = 300 kW ... 50 MW,
electrical machines with
an axle height h of ≥315
mm
medium-sized machines
P = 15 kW ... 300 kW,
electrical machines with
an axle height h of 160
...315 mm
pumps with multiblade
rotors and separate drive
P >15 kW
pumps with multiblade
rotors and direct drive
P >15 kW
Base
hard
stretch
hard
stretch
hard
stretch
hard
stretch
V
ibr
a
tio
n
ve
locitie
s in
m
m
/s
10
–
1
0
0
0
Hz
n
˃
8
0
0
m
in
-1
(1
–
1
0
00
Hz n
˃12
0
m
in
-1)
1
1.00 … ∞
D
D
D
D
D
D
D
D
7.10 … 11
D
C
D
D
D
C
D
D
4.50 ... 7.10
C
B
D
C
C
B
D
C
3.50 … 4.50
B
B
C
B
B
B
C
B
2.80 … 3.50
B
A
C
B
B
A
C
B
2.30 … 2.80
B
A
B
B
B
A
B
B
1.40 … 2.30
A
A
B
A
A
A
B
A
0.00 … 1.40
A
A
A
A
A
A
A
A
A
– very good, B – good, C – critical, D – prohibited
Vibration velocity measurements should be made in three axis directions (X, Y and Z axis), vertical
to the surface of the machine housing.
Summary of Contents for VM 20
Page 35: ...PCE Instruments...
