Baumer TG 74 d

Tachogenerator

The Baumer TG 74 d is a heavy-duty tachogenerator designed for industrial applications where high accuracy and reliability are required. Meets ATEX II 2 G Ex db eb IIC T6 Gb explosion protection standards, making it suitable for use in extremely hazardous environments.

Datasheet

Electrical characteristics:

• Direction change accuracy: ≤0.1%
• Linear tolerance: ≤0.15 %
• Temperature coefficient: ± 0.06 %/K (open circuit)
• Insulation class: B
• Calibration tolerance: ±5%
• Climatic test: Damp heat, constant (IEC 60068-2-3, Ca)
• Output voltage: 20...150 mV per rpm
• Immunity to interference: EN 61000-6-2
• Radiated interference: EN 61000-6-3
• Power: 12 W (speed ≥5000 rpm)
• Armature circuit time constant: <150 µs

Mechanical design:

• Size (flange): ø115 mm
• Shaft type: ø14 mm solid shaft
• Flange: EURO flange B10
• Protection EN 60529: IP 54 (T6)
• Traction torque: 1.5 Ncm
• Moment of inertia of the rotor: 1.15 kgcm²
• Permissible load on the shaft: ≤60 N axial, ≤80 N radial
• Material: Cast aluminum body, stainless steel shaft
• Operating temperature: -20...+55 °C
• Vibration resistance: IEC 60068-2-6, Vibration 10 g, 10-2000 Hz
• Impact resistance: IEC 60068-2-27, Impact 300 g, 6 ms
• Corrosion protection: IEC 60068-2-52, Heavy mist for ambient conditions C4 according to ISO 12944-2
• Explosion protection: II 2 G Ex db eb IIC T6 Gb (gas)
• Weight: approximately 3.8 kg
• Connection: Rented terminal box

Advantages:

• High accuracy: Provides high accuracy of speed and position measurement.
• Resistance to vibrations and shocks: Reliability in difficult industrial environments thanks to high resistance to vibrations and shocks.
• High signal quality: Thanks to the patented LongLife technology.
• Rotation direction detection: Rotation direction detection option is available.
• Explosion protection: Meets ATEX standards for use in gaseous environments.