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Sick DGS90B-TWHK02048
Incremental encoders | DGS80/90 | DGS90B-TWHK02048 | Mechanical design: Through hollow shaft 65 mm (Front clamp) | Communication interface: 5 V … 30 V, TTL, RS-422, non programmable | Connection typ…
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Description
Incremental encoders | DGS80/90 | DGS90B-TWHK02048 | Mechanical design: Through hollow shaft 65 mm (Front clamp) | Communication interface: 5 V … 30 V, TTL, RS-422, non programmable | Connection type: Cable, 8-wire, radial, 1.5 m | Pulses per revolution: 2,048 | Flange type / stator coupling: 1-sided stator coupling with slot available for order as accessory
Specification
Safety-related parameters
| MTTFD (mean time to dangerous failure) | 333Â years (SN-29500-1 based on IECÂ 61709)Â 1) |
|---|
Performance
| Pulses per revolution | 2,048 |
|---|---|
| Measuring step | 90°, electric/pulses per revolution |
| Measuring step deviation | ± 25° electrical |
| Duty cycle | ⤠0.5 ± 15 % |
Interfaces
| Communication interface | Incremental |
|---|---|
| Communication Interface detail | TTLÂ / RS-422 |
| Number of signal channels | 6-channel |
| Initialization time | <Â 50Â ms |
| Output frequency | â¤Â 300 kHz |
| Load current | â¤Â 40 mA, per channel |
| Operating current | 50Â mA (without load) |
| Power consumption | â¤Â 0.85 W |
Electronics
| Connection type | Cable, 8-wire, radial, 1.5Â m |
|---|---|
| Supply voltage | 5Â ... 30Â V |
| Reference signal, position | 90°, electric, logically gated with A and B |
| Reverse polarity protection | â |
| Short-circuit protection of the outputs | â |
Mechanics
| Mechanical design | Through hollow shaft |
|---|---|
| Shaft diameter | 65 mmFront clamp 1) |
| Flange type / stator coupling | 1-sided stator coupling with slot available for order as accessory |
| Weight | 1,400Â g |
| Shaft material | Stainless steel UNI EN 4305 |
| Flange material | Aluminum |
| Housing material | ZAMAC die cast |
| Shaft sealing ring material | FKM70 |
| Start up torque | 40 Ncm (+20 °C) |
| Operating torque | 35 Ncm (+20 °C) |
| Permissible shaft loading | 200Â N (radial)120Â N (axial) |
| Operating speed | â¤Â 2,000 minâ»Â¹ |
| Moment of inertia of the rotor | 2,640 gcm² |
| Bearing lifetime | 10^9 revolutions |
Ambient data
| EMC | According to ENÂ 61000-4-2 and ENÂ 61000-4-4 |
|---|---|
| Enclosure rating | IP65 (IECÂ 60529) |
| Permissible relative humidity | 98Â % (Condensation not permitted) |
| Operating temperature range | â25 °C ... +85 °C |
| Storage temperature range | â25 °C ... +85 °C, without package |
| Resistance to shocks | 250Â g, 6Â ms (ENÂ 60068-2-27) |
| Resistance to vibration | 10 g, 5 Hz ... 2,000 Hz (EN 60068-2-6) |
Certificates
| EU declaration of conformity | â |
|---|---|
| ACMA declaration of conformity | â |
| China RoHS | â |
| cRUus certificate | â |
Classifications
| ECLASS 5.0 | 27270501 |
|---|---|
| ECLASS 5.1.4 | 27270501 |
| ECLASS 6.0 | 27270590 |
| ECLASS 6.2 | 27270590 |
| ECLASS 7.0 | 27270501 |
| ECLASS 8.0 | 27270501 |
| ECLASS 8.1 | 27270501 |
| ECLASS 9.0 | 27270501 |
| ECLASS 10.0 | 27270501 |
| ECLASS 11.0 | 27270501 |
| ECLASS 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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