Standard encoder 2RKNA-SSI - Absolute
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- Order number: 2RKNA-SSI
• Ø 58 mm
• Shaft Ø 1/4" to Ø 10 mm
• Single- or Multiturn
•... more
Product information "Standard encoder 2RKNA-SSI - Absolute"
• Ø 58 mm
• Shaft Ø 1/4" to Ø 10 mm
• Single- or Multiturn
• SSI interface
• Binary- or Graycode
• Choice of counting direction
• Singleturn resolution: 13 bit / revolution
• Multiturn up to 37 bit
• Preset of Zero position
• IP65 or IP67
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Technical data "Standard encoder 2RKNA-SSI - Absolute"
Electrical Specifications
| Encoder Type: | Absolute Multiturn |
| Singleturn Resolution: | 13 bits (8192) steps pr. revolution |
| Number of Revolutions: | 12 bits(4096) revolutions 16 bits (65536) revolutions 20 bits (1048576) revolutions 24 bits (16777216) revolutions |
| Supply Voltage: | 5 VDC ±5% or 9-30 VDC |
| Typical Current Consumption: | 30 mA @ Vsup = 5V 25 mA @ Vsup = 10V 15 mA @ Vsup = 24V |
| Accuracy: | ± 0,35ᴼ |
| Interface: | SSI (Synchronous Serial Interface) |
| Output Code: | Binary or Gray |
| Electrical Interface: | Differential (RS422) or single ended (TTL) |
| Clock Frequency: | 100 kHz to 2 MHz |
| Counting Direction: | Increasing clockwise or increasing counter clockwise seen from shaft end of encoder |
| Electrical Protection: | Reverse polarity and output short circuit protected |
| Noise Immunity: | Tested to EN61000-6-2 : 2005 (industrial environments) Electromagnetic compatibility (EMC) and EN 61000-6-3 : 2007 (residential, commercial, and lightindustrial environments) for Electromagnetic compatibility (EMC) |
Mechanical Specifications
| Material: | Housing: Aluminum Cap: Aluminum Shaft: Stainless steel AISI 303 |
| Weight: | Encoder: ~ 190 gr (6,7 oz) Cable: 60 gr / meter (2,12 oz / meter) |
| Bearing Life: | > 1,9 x 10¹⁰ revolutions at rated load |
| Shaft Speed: | 4.500 rpm (max. sustained) IP 65 3.000 rpm (max. sustained) IP 66 / IP 67 |
| Starting Torque: | < 0,02 Nm (2,83 oz-in) at 25° C |
| Mass Moment of Inertia: | 6,0 gcm² (8,5 x 10⁻⁵ oz-in-sec²) |
| Shaft Loads: | Axial: 150 N (33,75 lbs) max. Radial: 250 N (56 lbs) max. |
Environmental Specifications
| Operating Temp.: | -40° to +85° C |
| Storage Temp.: | -40° to +85° C |
| Shock: | 100 G @ 11 ms |
| Vibration: | 10 G @ 10-2000 Hz |
| Bump: | 10 G @ 16 ms (1000 x 3 axis) |
| Humidity: | 98 % RH without condensation |
| IP Rating: | IP 65 / Nema 5 (approx.) IP 67 / Nema 6 (approx.) option |
Connection Options
| Cable: | 8 leads (0,14 mm2 , 26 AWG) twisted pairs; shielded |
| Connector: | 8-pin M12 |
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