Piezoelectric force sensors – Piezoelectric ring force transducers for tensile and compression forces from

20 kN to 700 kN, Types 9101C, 9102C, 9103C, 9104C, 9105C, 9106C, 9107C

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Technical data

--> to ensure the specifications, the sensors must be operated and tested with 20% preload

Type

9101C

9102C

9103C

9104C

9105C

9106C

9107C

Nominal force

kN

20

50

100

140

190

330

700

Load limit

kN

25

60

120

160

210

360

770

Sensitivity

pC/N

-4.4 ±0.3

Linearity incl. hysteresis

%FSO

±1.5

Repeatability

%

0.07

0.02

0.04

0.04

0.05

0.04

0.02

Reproducibility

%

0.25

0.10

0.10

0.12

0.13

0.11

0.04

Axial stiffness

kN/mm

1.6

3.3

5.2

7.5

9.8

15.4

27.7

Lateral stiffness 1)

kN/mm

0.31

0.74

1.3

1.8

2.4

3.9

7.6

Shear stiffness

kN/mm

0.40

0.88

1.5

2.2

2.8

4.6

9.0

Torsional stiffness

Nm/°

385

1 955

4 935

10 268

18 469

47 184

190 330

Bending stiffness

Nm/°

388

2 016

5 183

11 228

20 822

55 355

216 950

Maximum bending moment 2)

(Mz = 0), calc.

N·m

22

86

217

379

618

1 318

4 229

Temperature sensitivity change

±1.5

(-40°C ... 120°C, Tref = 25°C)

%

Operating temperature range

°C

-40 ... 120

Insulation resistance (@23°C)

W

≥ 5.1013

Threshold

N

<0.01

Capacitance

pF

17±2

33±4

52±5

70±6

93±6

149±15

303±20

Sensor material

Cover plate

1.4821

Coat

1.4542

Connector type

KIAG 10-32 neg.

Degree of protection (IEC 60529)

IP

check table on page 4

Weight

g

7

20

36

70

80

157

370

1) Resistantance of the sensor to shear and bending deformation. (Theoretical) assumption: The sensor is fixed at the bottom, the shear force acts at the top,

so that the lever length is equal to the toal sensor height.

2) With a pretension of 50% of the nominal force