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S6 end-of-shaft slip ring

S6 end-of-shaft slip ring 6 circuits

Six-circuit end-of-shaft slip ring for low-level signals: strain gages, thermocouples, RTDs, accelerometers and low voltages.

6
Circuits
12 000 rpm
Max speed
41.28 mm
Rotor diameter
33 mm · 113 g
Length · weight
  • Operating temperature−40 to 121 °C
  • Max current per circuit500 mA
  • Length33 mm

S6: six-circuit end-of-shaft slip ring

The S6 is an end-of-shaft slip ring with six circuits rated at 500 mA. It mounts on the free end of a rotating shaft and carries strain gages, thermocouples, RTDs, accelerometers and low voltages from rotor to stator. Precious metal rings and brushes limit the contact resistance variation to 0.1 Ω peak. The stainless steel case is sealed against dust, the bearings are lubricated for life, and color-coded solder terminals sit on both rotor and stator. With a 41.28 mm rotor, it is 33 mm long and weighs 113 g; it runs up to 12 000 rpm, from −40 to 121 °C, and a low-temperature lubricant is available below −18 °C. It is also the base of the S6/G5, S6/G10, S6/TC3K and S6/TC3T, which add amplifiers in the rotor.

The rotor flange is mounted concentric and perpendicular to the shaft, on a machined shaft end or a rotor adapter, within 0.025 mm (0.001 in) of axial and radial runout. The stator is held by a flexible restraint, the S-Series restraint kit (up to 112 °C) or a worm gear clamp with a spring, never by its wires. Stranded wires, 28 or 30 AWG (24 AWG at most), run along or through the shaft and are secured to it before being soldered to the rotor terminals.

The S-Series is used, for example, to measure brake disc temperature while driving, electric motor rotor temperature at the end of the motor shaft, or the torque of gaged pulleys and gears.

S6 end-of-shaft slip ring

Specifications

S6
Circuits6
Rotation sensorNone
Embedded amplifierNone
Current per circuit500 mA
MountingEnd of shaft
Max speed12 000 rpm
Rotor diameter41.28 mm
Dimensionslength 33 mm
Weight113 g
Operating temperature−40 to 121 °C
ConnectionsSolder terminals (rotor and stator: solder terminals)
Shown: S6. Download the files

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Configuration

Color-coded terminals on the stator.

Accessories
Your request

More circuits, an encoder or a through bore: see the whole slip ring range.

Resources

Special versions

  • Embedded strain gage amplifier Excites and amplifies 1 strain gage bridge in the rotor. Excitation: 5 V (G5) or 10 V (G10).
    • S6/G51 strain gage amplifier, 5 V bridge excitation.
    • S6/G101 strain gage amplifier, 10 V bridge excitation.
  • Embedded thermocouple amplifiers Amplifies 3 thermocouples in the rotor, type K (TC3K) or type T (TC3T). Specifications: AMP-TC-M1.
    • S6/TC3K3 type K thermocouple amplifiers.
    • S6/TC3T3 type T thermocouple amplifiers.
  • 50.8 mm rotor 50.8 mm rotor instead of 41.28 mm, for AMP-SG-U2 and AMP-TCN-X2 spinning amplifiers.
    • S6M50.8 mm rotor, no amplifier.
  • Long life (LHV) Specialized rings and a lubrication hole: lasts longer, lubricate regularly. Final T (TC3KT, TC3TT): thermocouple terminals on the rotor.
    • S6/LHVLHV rings, no amplifier.
    • S6/LHV/G5LHV rings, 1 strain gage amplifier, 5 V excitation.
    • S6/LHV/G10LHV rings, 1 strain gage amplifier, 10 V excitation.
    • S6/LHV/TC3KLHV rings, 3 type K thermocouple amplifiers.
    • S6/LHV/TC3KTLHV rings, 3 type K thermocouple amplifiers, thermocouple terminals on the rotor.
    • S6/LHV/TC3TLHV rings, 3 type T thermocouple amplifiers.
    • S6/LHV/TC3TTLHV rings, 3 type T thermocouple amplifiers, thermocouple terminals on the rotor.

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