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pcb l&t rotary torque transducer (slip ring), 8.85 in-lb/0.74 ft-lb (1 n-m) rated capacity, 400% static overload protection, 3/8-in (9.525 mm) shaft

Rotary Torque, Shaft-Shaft, High Speed, Low Capacity

Model 3122-01A

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PCB L&T Rotary Torque Transducer (Slip Ring), 8.85 in-lb/0.74 ft-lb (1 N-m) rated capacity, 400% static overload protection, 3/8-in (9.525 mm) Shaft

Speed sensor sold separately
  • Measurement Range: 8.85 in-lb (1 Nm)
  • Sensitivity: 1.5 mV/V
  • Non-Linearity: <=0.1 % FS
  • Mounting: Keyed Shaft
  • Maximum Speed: 10000 RPM

Specification Notes

[1] Nominal.
[2] FS - Full Scale.
[3] Over compensated operating temperature range.
[2] FS - Full Scale.
[4] Recommended 10 VAC RMS.
[5] See 45871 for dimensional drawing.

English: SI:
Performance
Measurement Range (Full Scale Capacity) 8.85 in-lb 1 Nm
Sensitivity (output at rated capacity) 1.5 mV/V 1.5 mV/V [1]
Non-Linearity ≤0.1 % FS ≤0.1 % FS [2]
Hysteresis ≤0.1 % FS ≤0.1 % FS [2]
Non-Repeatability ≤0.05 % FS ≤0.05 % FS [2]
Environmental
Overload Limit 44 in-lb 5 Nm
Temperature Range (Operating) 0 to 200 °F -18 to 93 °C
Temperature Range (Compensated) 70 to 150 °F 21 to 66 °C
Temperature Effect on Output (Maximum) ±0.002 %Reading/°F ±0.0018 %Reading/°C [3]
Temperature Effect on Zero Balance (Maximum) ±0.002 %FS/°F ±0.0018 %FS/°C [3]
Electrical
Bridge Resistance 350 Ohm 350 Ohm
Excitation Voltage 20 VDC or VAC rms 20 VDC or VAC rms [4]
Bridge Current (at 5 VAC) 50 mA 50 mA
Insulation Resistance >5000 MOhm >5000 MOhm
Zero Balance ≤2 % FS ≤2 % FS [2]
Physical
Size - Shaft Length 6.50 in 165.1 mm [5]
Size - Housing Length 3.44 in 87.4 mm [5]
Size - Housing Height 3.50 in 88.9 mm [5]
Weight 2 lb 0.9 kg
Mounting Keyed Shaft Keyed Shaft
Sensing Element Strain Gage Strain Gage
Housing Material Aluminum Aluminum
Shaft Material Stainless Steel Stainless Steel
Electrical Connector PT02H-8-4P PT02H-8-4P
Torsional Stiffness 400 in-lb/radian 400 in-lb/radian
Rotating Inertia 0.42 in-lb/sec2 0.42 in-lb/sec2
Maximum Speed 10000 RPM 10000 RPM

* All specifications are at room temperature unless otherwise specified.

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