Tachogenerators Blind hollow shaft ø12-16 mm or cone shaft ø17 mm (1:10) Housing ø95 mm, bearingless configuration GTB 9 Features –– Low response time –– Open circuit voltage 10...60 mV per rpm –– Blind hollow shaft ø12-16 mm or cone shaft ø17 mm (1:10) –– High signal quality due to patented LongLife technology –– High protection IP 68 –– Connector output –– No auxiliary energy source required Technical data - mechanical design Reversal tolerance ≤0.1 % Size (flange) ø95 mm Linearity tolerance ≤0.15 % Shaft type Temperature coefficient ±0.05 %/K (open-circuit) ø12...16 mm (blind hollow shaft) ø17 mm (cone shaft 1:10) Isolation class B Protection DIN EN 60529 IP 68 Calibration tolerance ±5 % Torque 0.35 Ncm Climatic test Humid heat, constant (IEC 60068-2-3, Ca) Rotor moment of inertia 0.95 kgcm² Materials Performance 0.3 W (speed ≥5000 rpm) Housing: stainless steel / plastic Shaft: stainless steel Armature-circuit time-constant <9 µs Operating temperature -30...+130 °C Resistance Interference immunity EN 61000-6-2 Emitted interference EN 61000-6-3 Approval CE IEC 60068-2-6 Vibration 10 g, 10-2000 Hz IEC 60068-2-27 Shock 100 g, 6 ms Weight approx. 0.7 kg Connection Connector GTB 9.06 Open-circuit voltage 10...20 mV per rpm GTB 9.16 Open-circuit voltage 60 mV per rpm 1 www.baumer.com/motion 10/12/2014 Technical data - electrical ratings Subject to modification in technic and design. Errors and omissions excepted. GTB 9 Tachogenerators Blind hollow shaft ø12-16 mm or cone shaft ø17 mm (1:10) Housing ø95 mm, bearingless configuration GTB 9 Part number GTB9.06L/4 GTB9.16L/4 60 Design - Cylindrical shaft K Cone shaft Design - Cylindrical shaft K Cone shaft Open-circuit voltage 10 10 mV per rpm 20 20 mV per rpm Open-circuit voltage 60 60 mV per rpm Data according to type Off-load voltage Type Minimum load required depending on speed range [rpm] Armature resistance Armature inductance 0-3000 0-6000 0-nmax RL [kΩ] RL [kΩ] RL [kΩ] nmax [rpm] R A (20°C) [Ω] LA [mH] ≥5 ≥20 ≥60 ≥12 ≥48 ≥144 ≥27 ≥108 – 9000 9000 6000 105 370 340 40 169 275 U0 [mV/rpm] GTB9.06L/410 GTB9.06L/420 GTB9.16L/460 Maximum operating speed 10 20 60 Superimposed ripple (for τRC = 0.3 ms): ≤0.5% (peak-peak) ≤0.25% (rms) Replacement switching diagram U(n) U0 (n) 2A1 U(n) Tachogenerator R RL n -n C 2A2 -U(n) τRC≈R·C LA τA≈ RL Polarity for positive rotating direction: U(n) = U0 (n) 2A1: + RL ≈ U0 (n) for R > R L >> R A R A + RL 2A2: - (VDE) 2 www.baumer.com/motion Subject to modification in technic and design. Errors and omissions excepted. LA 10/12/2014 RA Tachogenerators Blind hollow shaft ø12-16 mm or cone shaft ø17 mm (1:10) Housing ø95 mm, bearingless configuration GTB 9 Terminal assignment Accessories View A - Connecting terminal Mounting cone Polarity for positive direction of rotation Carbon brushes - 3 www.baumer.com/motion 10/12/2014 Subject to modification in technic and design. Errors and omissions excepted. + Tachogenerators Blind hollow shaft ø12-16 mm or cone shaft ø17 mm (1:10) Housing ø95 mm, bearingless configuration GTB 9 Dimensions GTB 9.06 - cylinder shaft design A ø ø12-16H7 ø ø ø ø12-16h6 ø Positive rotating direction ø HM85M20491 GTB 9.06 K - cone shaft design HM85M20484 4 www.baumer.com/motion 10/12/2014 ø ø ø ø ø ø ø h6 ø ø ø Positive rotating direction Subject to modification in technic and design. Errors and omissions excepted. A