Loading Capacity - HBM TB1A Montageanleitung

+ 1
f ·
0
2p
TB1A
S
The dimensions of flange clearance Z must be such
that the connection screws can be put through and
tightened with a torque wrench.
5.5

Loading capacity

The torque measuring‐discs can be used to measure
static and dynamic torques.
Please note the following when measuring dynamic
torque:
S
The calibration made for static torques is also valid for
dynamic torque measurements.
S
The natural frequency f
measuring system depends on the moments of inertia
J and J
1
TB1A's torsional stiffness.
Use the below equation to determine the natural
frequency f
· 1 ) 1
c
T
J J
1 2
S
The maximum permissible amplitude of vibration
(peak to
‐
kN⋅m=120 %) of the TB1A's nominal torque, even
with alternating load. In all cases the vibration
bandwidth must lie within the loading range defined by
-M and +M
N
A0162-8.0 HBM: public
0
of the connected rotating masses and the
2
for the mechanical measuring system:
0
f = Natural frequency in Hz
0
J J = Mass moment of inertia in kgm
1, 2
c = Torsional stiffness in N⋅m/rad
T
peak) may be 160 % (at nominal torque 10
‐
.
N
for the mechanical
Mounting
2
23