RSX-7900 CANopen Contactless Magnetic Angle Sensor
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CANopen | Ø 79 mm | Resolution 14 bits | Shaft Ø 13 mm or Ø 10 mm | 12/24 VDC (8 … 34 VDC) | IP67/IP69K | 360°, 1 or 2 channels
Novotechnik RSX-7900 CANopen Magnetic Angle Sensor. Non-contact magnetic angle sensor with shaft.
Non-contact magnetic angle sensor with metal housing, stainless steel shaft on double angular contact bearings and sealing system. Measuring range up to 360°. IP69K protection. 300 N shaft load. Various shafts available.
Key points
- Contactless, magnetic encoder; shaft load: 300 N
- 360° measuring range, single and multi-channel versions
- Anodized aluminum housing and stainless steel shaft; salt spray resistant
- Resolution up to 14 bits; unlimited mechanical rotation
- IP69K; temperatures from -40 to +105 °C
- Life > 100 million movements, also with vibration-damped mount
- EMC: ISO 11452 and ECE directive
Technical Frequently Asked Questions
What can be connected to the RSX-7900 CANopen magnetic angle sensor?
It can be connected to Novotechnik M12 connectors and cables and Novotechnik rotary sensor couplings and accessories.
How do I order the RSX-7900 CANopen magnetic angle sensor?
The order code has 7 fields: model, digital interface, resolution, interface, parameters, speed, and connection. For example, RSX-7911-214-624-611 is the version with a 79 x 35 mm model, a housing centered on the spindle side, a 13 x 12 mm spindle with a 4.1 mm cross-hole, a 14-bit digital interface, CANopen with 2 positions and 2 speeds (two channels), 250 kBaud, and two shielded 5-pin M12 (male) connectors. All the options for each field are available in the order code configurator on this page.
Under what conditions does the RSX-7900 CANopen magnetic angle sensor operate?
Operating temperature: -40 … +105 °C. Protection: IP67 / IP69K (M12 connector: IP67).
Properties
| Feature | Specification |
|---|---|
| Measurement and interface | |
| Measured variables | Position and speed |
| Measuring range | 360° |
| Number of channels | 1 / 2 |
| Protocol | CANopen according to CiA DS-301 V4.2.0, DS-406 V3.2 device profile, Encoder Class C2, LSS services according to CiA DS-305 V1.1.2 |
| Programmable parameters | Position, speed, cams, working areas, direction of rotation, scale, offset, node ID, transmission speed |
| Node ID | 1 … 127 (default 127) |
| Transmission speed | 50 … 1000 kBaud |
| Update frequency | 1 kHz |
| Position resolution (in 360°) | 14 bits |
| Speed resolution | 360°/2^14 ≈ 0.022°/ms |
| Absolute linearity | 1 channel: ±0.5% FS; 2 channels: ±0.85% FS |
| Measure (continued) | |
| Repeatability | ≤ ±0.1° |
| Hysteresis | ≤ ±0.1° |
| Temperature error | ±0.2 % FS |
| Feeding and protection | |
| Supply voltage Ub | 12/24 VDC (8 … 34 VDC) |
| Current consumption when connected | ≤ 50 mA |
| Power consumed without load | < 0.4 W |
| Overvoltage protection | 45 VDC (permanent) |
| Reverse polarity protection | Yes (feed lines) |
| Short circuit protection | Yes (output to GND and supply voltage up to 40 VDC) |
| Insulation resistance (500 VDC) | ≥ 10 MΩ |
| Cable section | 0.5 mm² (AWG 20) |
| Internal bus termination | 120 Ω (optional) |
| Environmental conditions | |
| Working temperature | -40 … +105 °C |
| Maximum working speed | 50 rpm |
| Vibration IEC 60068-2-6 | 20 g, 5 … 2000 Hz, Amax = 0.75 mm |
| IEC 60068-2-27 Shock | 50 g, 6 ms |
| ISO 20653 Protection | IP67 / IP69K (M12 connector: IP67) |
| Life | > 100 million movements |
| MTTF (IEC 60050) | 842 years (one channel) or 818 years (two channels, per channel) |
| Electromagnetic compatibility | |
| ISO 10605 ESD (handling/component) | 8 kV |
| ISO 11452-2 Radiated HF fields | 100 V/m |
| ISO 11452-5 Radiated HF fields, stripline | 200 V/m |
| CISPR 25 Radiated emission | Level 4 |
| ISO 7637-2 Transient emissions | Level 3 |
| ISO 7637-2 Impulses in the feed lines (1, 2a, 2b, 3a, 3b, 4, 5) | Level 3 |
| ISO 7637-3 Impulses on output lines | Level 4 |
| EN 13309 Construction machinery, emission and resistance E1 | According to ECE-R10 |
| Mechanical data | |
| Housing | Anodized AlMgSi1 aluminum, resistant to salt spray |
| Axis | Stainless steel X10CrNiS18-9 (No. 1.4305) |
| Fixation | 4 M6 screws, min. thread depth 15 mm |
| Tightening torque of the fastener | 800 ± 100 Ncm |
| Bearing | double angular contact bearing |
| Mechanical tour | Continuous |
| Allowable load on the shaft (static or dynamic), axial and radial | 300 N |
| Starting torque | ≤ 4 Ncm |
| Weight | approx. 500 g |
| Electrical connection | Cable with cable gland, 4x 0.5 mm² (AWG 20), TPE, shielded, or M12x1 connector, A coding |
| Option | Meaning |
|---|---|
| Example: RSX-7911-214-624-611 = model 79 x 35 mm, housing centered on the shaft side, shaft Ø 13 x 12 mm with cross hole Ø 4.1 mm, digital interface, 14 bits, CANopen with 2 positions and 2 speeds (two channels), 250 kBaud and 2 shielded 5-pole M12 (male) connectors. | |
| 1. Model and size | |
| 79 | 79 x 35 mm |
| 2 · Housing | |
| 1 | Centered on the axis side |
| 4 | Centered on the axis and on the side of the lid |
| 3 · Axis | |
| 1 | Ø 13 x 12 mm with transverse drill Ø 4.1 mm |
| 3 | Ø 10 x 16 mm with countersink Ø 4.5 x 90° |
| 7 | Ø 13 x 12 mm with Z-IPX-M21 drive plate mounted |
| 4 · Interface and resolution | |
| 2 | Digital interface |
| 14 | 14 bits |
| 5 · Bus interface | |
| 6 | CANopen |
| 6 · Interface parameters | |
| 1 | One channel: 1x position, 1x speed |
| 5 | One channel: 1x position, 1x speed, with 120 Ω bus termination |
| 2 | Two channels: 2x position, 2x speed |
| 6 | Two channels: 2x position, 2x speed, with 120 Ω termination |
| 7 · Transmission speed | |
| 1 | 1000 kBaud |
| 2 | 800 kBaud |
| 3 | 500 kBaud |
| 4 | 250 kBaud |
| 5 | 125 kBaud |
| 7 | 50 kBaud |
| 8 · Electrical connection | |
| 201 | One output: 1x 1.0 m shielded 4-pole cable |
| 511 | One output: 1x shielded 5-pole M12 connector |
| 301 | Two outputs (CAN IN/OUT): 2x 1.0 m 4-pole shielded cable |
| 611 | Two outputs (CAN IN/OUT): 2x M12 (male) 5-pole shielded connector |
| The code is formed using one option from each field, in the order shown in the example. Contact us and we will confirm the exact reference. | |
Related documentation, cases, and guides
Technical documentation
- Novotechnik General Catalogue: Linear and Angular Position Sensors
- Technical definitions of potentiometers: linearity, RGV and hysteresis
- Novotechnik position sensors with IO-Link interface
- Position sensors for valves and actuators: Novotechnik series
- Novotechnik linear and rotary sensors for automotive applications
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