Page 20
Torque Sensor
Model 8627, 8628, 8632
E l e c t r i c a l v a l u e s
Resistor bridge (full bridge):
foil strain gauge 350
Ω
, nominal*
* Deviation from the indicated values are
possible.
Excitation voltage:
2 ... 12 V,
recommended 10 V
Nominal value:
standard, 1 mV/V
model 8627-5010: 0.5 mV/V
E n v i r o n m e n t a l c o d i t i o n s
Operating temperature range:
- 15 C ... + 55 °C
Nominal temperature of operating range:
- 5 °C ... + 45 °C
Sensitivity of temperature effects:
at zero
± 0.01
% F.S./K
on spain
± 0.003 % Rdg./K
M e c h a n i c a l v a l u e s
Non-linearity:
model 8627
± 0.1 % F.S.
models 8628/8632
± 0.2 % F.S.
Hysteresis:
model 8627
± 0.1 % F.S.
models 8628/8632
± 0.2 % F.S.
Repeatability:
± 0.1 % F.S.
12. Technical Data
12.1 General Technical Data
Utility moment:
130 % of nominal value
Max. utility moment (static):
150 % of nominal value
Overload moment (static):
> 300 % of nominal value
Dynamic load:
recommended
≤
70 % of nominal value
Twist angle by nominal load: approx. 0.2°
Material:
steel, 1.2826 res. 1.2738
Degree of protection: acc. EN 60529 IP50
Pins assigment:
6 pole plug
7 pole plug
(option at model 8632)
excitation -
1
1
exci
2
2
shield
3 (open)
3 (open)
4
4
signal GND
5
5
100%
control
6
6
(option)
NC
-
7
Mechanical connection: both ends with flag
Electrical connection:
6 pins plug connection
12.2 Technical Data Model 8627
Mating connector (cable coupling):
6 pole model 9953
(one included in scope of delivery)