Parker Compax3 User Manual

Parker EME
Setting up Compax3
192-120113 N08 C3I12T11 - December 2010
283
Calculation of the resonance frequencies in the rotary system with a hollow
shaft as elastic coupling element








+⋅⋅
⋅
=
21
Re
11
2
1
JJ
Df
s
π
2
Re
2
1
J
D
f
sA
⋅
⋅
=
π
( )
l
rrG
drr
l
G
D
IA
r
r
A
I
⋅
−⋅⋅
=⋅⋅
⋅⋅
=
∫
2
2
44
3
ππ
G
Shear modulus of the material used [N/m²]
(e.g. approx. 80750N/mm² for steel)
D Torsional rigidity in [m/rad]
rA Outer radius of the hollow shaft
rI Inner radius of the hollow shaft
l Length of the hollow shaft
Linear two mass system
Resonance frequencies in the linear system








+⋅⋅
⋅
=
21
Re
11
2
1
mm
Df
s
π
2
Re
2
1
m
D
f
sA
⋅
⋅
=
π
D Rigidity in [N/m]
m1 e.g. motor mass
m2 e.g. load mass

Parker Compax3 Specifications

General

Protection Class	IP20
Control Modes	Torque, Speed, Position
Feedback Options	Incremental encoder, Absolute encoder, Resolver
Communication Interfaces	CANopen, EtherCAT, Profinet
Safety Features	STO (Safe Torque Off), SS1 (Safe Stop 1), SOS (Safe Operating Stop)
Input Voltage	200-480 VAC
Relative Humidity	5% to 85% (non-condensing)
Shock Resistance	According to EN 60068-2-27
Operating Temperature	0°C to +40°C