Barker Controls, Inc. - Rotary Encoders

Unit of Measure

Items	ENP ENP Series 60 Millimeter (mm) Diameter Optical Absolute Single-Turn Rotary Encoder	EP50 EP50 Series 50 Millimeter (mm) Diameter Optical Absolute Single-Turn Rotary Encoder	EP58 EP58 Series 58 Millimeter (mm) Diameter Optical Absolute Single-Turn Rotary Encoder	EPM50 EPM50 Series 50 Millimeter (mm) Diameter Optical Absolute Multi-Turn Rotary Encoder	MGA50 MGA50 Series 50 Millimeter (mm) Diameter Magnetic Absolute Single-Turn Rotary Encoder
Description	N/A
Brands	N/A Autonics
Model	N/A ENP	N/A EP50	N/A EP58	N/A EPM50	N/A MGA50
Type	N/A Encoders
Resolution	N/A ≤ 360 Division	N/A ≤ 1024 Division	N/A ≤ 1024 Division	N/A	N/A
Maximum Response Frequency	N/A 20 kHz	N/A 35 kHz	N/A 35 kHz	N/A 50 kHz	N/A 30 kHz
Maximum Allowable Revolution	N/A 3,600 rpm	N/A 3,000 rpm	N/A 3,000 rpm	N/A 3,000 rpm	N/A 3,000 rpm
Starting Torque	N/A ≤ 0.05 N·m	N/A ≤ 0.0069 N·m	N/A	N/A ≤ 0.0069 N·m	N/A ≤ 0.007 N·m
Moment of Inertia	N/A 3 x 10^-5 kg·m²≤ 300 g/cm²	N/A 4 x 10^-6 kg·m²≤ 40 g/cm²	N/A	N/A 4 x 10^-6 kg·m²≤ 40 g/cm²	N/A 8 x 10^-6 kg·m²≤ 80 g/cm²
Allowable Radial Shaft Load	N/A	N/A	N/A	N/A 10 kgf	N/A
Allowable Thrust Shaft Load	N/A	N/A	N/A	N/A 2.5 kgf	N/A
Current Consumption (No Load)	N/A ≤ 100 mA	N/A ≤ 100 mA	N/A ≤ 100 mA	N/A	N/A ≤ 60 mA
Dielectric Strength	N/A Between the charging part and the case: 750 VAC~ 50/60 Hz for 1 minute
Vibration	N/A 1 mm double amplitude at frequency 10 to 55 Hz in each X, Y, Z direction for 2 hours	N/A 1 mm double amplitude at frequency 10 to 55 Hz in each X, Y, Z direction for 2 hours	N/A 1 mm double amplitude at frequency 10 to 55 Hz in each X, Y, Z direction for 2 hours	N/A 1 mm double amplitude at frequency 10 to 55 Hz in each X, Y, Z direction for 2 hours	N/A 1 mm double amplitude at frequency 10 to 55 Hz in each X, Y, Z
Shock	N/A	N/A	N/A ≲ 50 G	N/A ≲ 50 G	N/A
Ambient Temperature	N/A -10 to 70 ºC, Storage: -25 to 85 ºC (No Freezing or Condensation)
Ambient Humidity	N/A 35 to 85% RH, Storage: 35 to 90% RH (No Freezing or Condensation)
Ingress Protection (IP) Rating (International Electrotechnical Commission (IEC) Standard)	N/A	N/A	N/A Ingress Protection (IP50)	N/A	N/A
Features	N/A Ø 60 mm housing, Ø 10 mm solid shaft Output code: BCD code Various resolutions: up to 360 divisions Power supply: 5 VDC, ± 5%, 12 - 24 VDC, ± 5%	N/A Ø 50 mm housing, Ø 8 mm solid shaft Various output code options: BCD, binary, Gray code Various resolutions: up to 10-bit (1024 divisions) IP65 protection structure (IEC standard)	N/A Ø 58 mm flange single-turn absolute rotary encoders Shaft, blind hollow shaft models available Various output codes available: BCD, binary, Gray code Various resolutions: up to 10-bit (1024 divisions) Power supply: 5 VDC, ± 5%, 12 - 24 VDC, ± 5%	N/A Ø 50 mm housing, Ø 8 mm solid shaft multi-turn absolute rotary encoders Output interface options: Parallel, SSI (Synchronous Serial Interface) 23-bit (8,388,608) total resolution 10-bit single-turn (1,024 divisions) 13-bit multi-turn (8,192 revolutions) Zero-point reset with single-turn data reset and multi-turn count reset functions Position memory backup CW / CCW direction setting function Overflow alarm (OVF) function Latch function (Parallel output type only) IP64 protection structure (IEC standard)	N/A High accuracy in harsh environments including shock, vibration, dust, and humidity (compared to optical encoders) Longer service life compared to optical encoders Various output code options: BCD, binary, Gray Various resolutions: up to 10-bit (1024 divisions) Power supply: 5 VDC, ± 5%, 12 - 24 VDC, ± 5% IP50 protection structure (IEC standard)