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- DFS20A-A2AAD000050
- Home
- Product portfolio
- Encoders
- Incremental encoders
- DFS2x
- DFS20A-A2AAD000050
Incremental encoders
DFS2x
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- Performance
Pulses per revolution 50 Measuring step ± 90°, electric/pulses per revolution Measuring step deviation ± 0.04° pulses 1 ... 99 Error limits ± 0.03°
- Interfaces
Communication interface Incremental Communication Interface detail TTL / RS-422 Number of signal channels 6-channel 0-set function via hardware pin ✔ 0-SET function H-active, L = 0 - 3 V, H = 4,0 - Us V Initialization time 40 ms 1) Output frequency 820 kHz Load current 30 mA Operating current 50 mA (without load) - 1) Valid positional data can be read once this time has elapsed.
- Electrical data
Connection type Male connector, MS, 10-pin, radial Supply voltage 4.5 ... 5.5 V Reference signal, number 1 Reference signal, position 180°, Degree Marker Gated with BN2 Reverse polarity protection ✔ Short-circuit protection of the outputs ✔ 1) MTTFd: mean time to dangerous failure 330 years (EN ISO 13849-1) 2) - 1) Short-circuit opposite to another channel or GND permissable for maximum 30 s.
- 2) This product is a standard product and does not constitute a safety component as defined in the Machinery Directive. Calculation based on nominal load of components, average ambient temperature 40°C, frequency of use 8760 h/a. All electronic failures are considered hazardous. For more information, see document no. 8015532.
- Mechanical data
Mechanical design Solid shaft, Square flange Shaft diameter 3/8″ Shaft length 16 mm Weight + 0.4 kg 1) Shaft material Stainless steel 1,4305 Flange material Aluminum Housing material Aluminum Start up torque 0.5 Ncm (+20 °C) Operating torque 0.3 Ncm (+20 °C) Permissible shaft loading 80 N (radial)
40 N (axial)
Operating speed ≤ 9,000 min⁻¹ Moment of inertia of the rotor 15 gcm² Bearing lifetime 3.6 x 109 revolutions Angular acceleration ≤ 500,000 rad/s² - 1) Based on encoder with MS male connector.
- Ambient data
EMC According to EN 61000-6-2 and EN 61000-6-3 Enclosure rating IP65, shaft side (IEC 60529)
IP67, housing side (IEC 60529)
Permissible relative humidity 90 % (Condensation not permitted) Operating temperature range –30 °C ... +85 °C Storage temperature range –40 °C ... +100 °C, without package Resistance to shocks 100 g, 11 ms (EN 60068-2-27) Resistance to vibration 30 g, 10 Hz ... 2,000 Hz (EN 60068-2-6)
- Classifications
eCl@ss 5.0 27270501 eCl@ss 5.1.4 27270501 eCl@ss 6.0 27270590 eCl@ss 6.2 27270590 eCl@ss 7.0 27270501 eCl@ss 8.0 27270501 eCl@ss 8.1 27270501 eCl@ss 9.0 27270501 eCl@ss 10.0 27270501 eCl@ss 11.0 27270501 eCl@ss 12.0 27270501 ETIM 5.0 EC001486 ETIM 6.0 EC001486 ETIM 7.0 EC001486 ETIM 8.0 EC001486 UNSPSC 16.0901 41112113
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