Encoder characteristics
Incremental
MRP 2080
Absolute
MRP 2010
Measuring standard
DIADUR circular scale
Signal periods
2048
System accuracy*
±7”
Position error per signal period
±1.5”
Repeatability
From both directions: 3”
RMS position noise
Typically 0.07”
Typically 0.01”
Interface
1 VPP
EnDat 2.2
Ordering designation
–
EnDat22
Position values per revolution
25 bits
Clock frequency
Calculation time tcal
≤ 16 MHz
≤ 7 µs
Reference marks
1
Cutoff frequency –3 dB
≥ 210 kHz
Electrical connection
14-pin header; adapter cable with quick connector as accessory
12-pin
Cable length
≤ 30 m (with HEIDENHAIN cable)
Supply voltage
DC 5 V ±0.25 V
DC 3.6 V to 14 V
Power consumption (max.)
5.25 V: ≤ 700 mW
3.6 V: ≤ 0.6 W
14 V: ≤ 0.7 W
Current consumption (typical)
Without load: IP = 60 mA; max. 120 mAWith load: max. 130 mA
5 V: 85 mA (without load)
* Please select when ordering
Bearing properties
Shaft
Hollow through shaft D = 10 mm
Max. permissible axial load3)
50 N (centered load)
Max. permissible radial load3)
45 N
Max. permissible tilting torque3)
0.8 Nm
Contact stiffness
Axial: 54 N/µm
Radial: 153 N/µm
(calculated values)
Resistance to tilt
2.16 Nm/mrad (calculated value)
Mechanically perm. speed
2000 rpm
Moment of friction
≤ 0.020 Nm
Starting torque
≤ 0.010 Nm
Max. transferable shaft torque3)
0.3 Nm
Moment of inertia of rotor
3.5 · 10–6 kgm2
Radial guideway accuracy
Measured at distance h = 52 mm from the ball race: ≤ 0.60 µm
Non-reproducible radial guideway accuracy
Measured at distance h = 52 mm from the ball race: ≤ 0.70 µm
Axial guideway accuracy
≤ ±0.3 µm
Axial runout of the surface
≤ 8 µm
Wobble of the axis
2.5”
Vibration 55 Hz to 2000 Hz
Shock 6 ms
≤ 200 m/s2 (EN 60068-2-6)
≤ 100 m/s2 (EN 60068-2-27)
(without load)
Protection EN 605292)
IP001)
Operating temperature
Storage temperature
0 °C to 50 °C
Relative air humidity
≤ 75 % without condensation
Mass
0.12 kg (without cable or connector)
1) Electromagnetic compatibility must be ensured in the complete system through appropriate installation measures
2) When mounted
3) Purely static load, without additional vibrations or shock load
Angle Encoder Modules
CAD
Mounting Instructions MRP 20x0