ABB PFEA 112 - Inclined Mounting

Tension Electronics PFEA111/112, User Manual
Appendix D PFRL 101 - Designing the Load Cell Installation
D-6 3BSE029380R0101 Rev C
D.6.2 Inclined Mounting
Sometimes it is necessary to mount the load cell on an
incline due to mechanical design constraints of the
machine or due to the need to have a proper force
component applied to the load cell.
Inclined mounting adds a component of tare force and
modifies the force components as shown.
NOTE
When calculating it is important that the
angles are set into the equations with the
correct signs relative to the horizontal
plane.
F
R
= T × [cos()cos()]
F
Rtot
= F
R
+ F
RT
=
F
RT
= Tare × s in 
T × [cos()cos()] + (Tar e × sin )
F
R
Tare
Tar e
F
V
F
V
F
R
T
T
T
T






Wrap gain
T
F
R
--------
T
T +cos –cos–
----------------------------------------------------------------------==
T (Tension) Wrap gain F
R
=
Wrap gain
1
+cos –cos–
-------------------------------------------------------------=