TorqueTrak Revolution - Specifications

Transmitter Module (mounted inside Rotating Collar)

Sensor Input:

Full Bridge strain gage (4 active arms. 350Ω standard; up to 1000Ω acceptable.)

Bridge Excitation:

2.5 VDC, Regulated

Sensor Range:

±500 microstrain (Full Bridge, 4 active arms - Torque or Bending)
±769 microstrain (Full Bridge, 2.6 active arms - Tension or Compression)
Other microstrain ranges are available

Temp Coefficient - Gain:

≤ 0.005% FS/°C (50 ppm/°C) +20°+70°C
≤ 0.010% FS/°C(100 ppm/°C) -40°+85°C

Temp Coefficient - Zero:

≤ 0.005% FS/?C (50 ppm/°C) +20°+70°C
≤ 0.010% FS/?C (100 ppm/°C) -40°+85°C

Linearity:

≤ 0.05% FS

G-force Rating:

Greater than 3000 g's. For example, 5700 rpm on a 4 inch (102 mm) shaft.

Sensor Connection:

4-conductor cable

Rotating Collar (shaft diameter to be specified by customer)

Material:

Cast nylon standard

Assembly:

Split collar bolts together onto shaft.

Dimensions:

Outer Diameter: 4 to 6 inches (102 to 152 mm) greater than shaft diameter
Width: 1.25 inches (32 mm)

Master Control Unit & Power Coil

Receiver Output Signal:

Four independent current output signals:

1. Torque: 12 ± 8 mA, scalable
2. Power: 12 ± 8 mA, scalable
3. Shaft Speed/RPM: Pulse Indicator, 5-19 mA
4. Shaft Direction: Binary Indicator, 5 or 19 mA

Receiver Input Power:

11-16 VDC standard; 2A max, 0.5A nominal
(115VAC or 230VAC option available)

Receiver Output Connection:

Screw Terminals

Mounting:

Mounting Flanges on Master Control Unit

Dimensions:

Master Control Unit: 6 x 6 x 4 inches (152 x 152 x 102 mm)
Power Coil - Outer Diameter: same as Rotating Collar OD
Width: 0.25 inches (3 mm)

TorqueTrak Revolution System

Resolution:

14 bits (16384 points of resolution)

Noise Level:

< 0.10% RMS FS

Frequency Response: (Torque and Power)

Switch selectable:
1000 Hz, 12 Hz, 1.5 Hz or 0.1 Hz
(-3dB frequency, typical)

Delay:

1 msec, typical (at 1000 Hz setting)

Slew Rate:

33 mA/msec, typical (at 1000 Hz setting)

Sampling Rate:

4800 Hz

Operating Temperature:

-40°+85°C
0% to 90% relative humidity, noncondensing

Specifications are subject to change without notice.

For TorqueTrak Revolution Specifications in PDF format, Click Here

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