ERM 2410 series

Scanning head

AK ERM 2410

Interface

EnDat 2.2 (absolute position value after scanning two reference marks in ''position value 2”)

Ordering designation

EnDat22

Integrated interpolation

16 384-fold (14 bits)

Clock frequency

≤ 8 MHz

Calculation time tcal

≤ 5 µs

Signal period

≈ 400 µm

Line count*

See ''Scale drum”

Electrical connection

Cable, 1 m, with M12 coupling (8-pin)

Cable length

≤ 150 m (with HEIDENHAIN cable)

Voltage supply

3.6 V to 14 V DC

Power consumption1)

At 14 V: 110 mA; at 3.6 V: 300 mA (maximum)

Current consumption (typical)

At 5 V: 90 mA (without load)

Vibration 55 to 2 000 Hz

Shock 6 ms

≤ 300 m/s2 (EN 60 068-2-6)

≤ 1000 m/s2 (EN 60 068-2-27)

Operating temperature

–10 °C to +100 °C

Protection EN 60 529

IP67

Mass

≈ 0.15 kg (with cable)

Scale drum

TTR ERM 2400 C

Measuring standard

MAGNADUR graduation, signal period approx. 400 µm

Line count*

600

900

1 024

1 200

1 400

2 048

2 048

2 600

3 600

Positions per revolution

9 830 400

14 745 600

16 777 216

19 660 800

22 937 600

33 554 432

33 554 432

42 598 400

58 982 400

Position error per
signal period

±15.5''

±10.5''

±9''

±8''

±6.5''

±4.5''

±4.5''

±3.5''

±3''

Accuracy of the graduation2)

±11''

±8''

±7''

±6''

±5.5''

±4''

±5''

±4''

±3.5''

Reference marks

Distance-coded

Angle for absolute reference

≤ 36°

≤ 24°

≤ 22.5°

≤ 24°

≤ 18°

≤ 22.5°

≤ 22.5°

≤ 13.85°

≤ 12°

Inside diameter*

40 mm

70 mm

80 mm

120 mm

130 mm

180 mm

220 mm

295 mm

410 mm

Outside diameter

75.44
mm

113.16 mm

128.75 mm

150.88 mm

176.03 mm

257.50 mm

257.50 mm

326.90 mm

452.64 mm

Mech. permissible speed

≤ 19 000 rpm

≤ 14 500 rpm

≤ 13 000 rpm

≤ 10 500 rpm

≤ 9 000 rpm

≤ 6 000 rpm

≤ 6 000 rpm

≤ 4 500 rpm

≤ 3 000 rpm

Moment of inertia of rotor

0.34 · 10^-3 kgm²

1.6 · 10^-3 kgm²

2.7 · 10^-3 kgm²

3.5 · 10^-3 kgm²

7.7 · 10^-3 kgm²

38 · 10^-3 kgm²

23 · 10^-3 kgm²

44 · 10^-3 kgm²

156 · 10^-3 kgm²

Permissible axial motion

±1.25 mm

Mass approx.

0.35 kg

0.69 kg

0.89 kg

0.72 kg

1.2 kg

3.0 kg

1.6 kg

1.7 kg

3.2 kg

* Please select when ordering

1) See General Electrical Information

2) The position error within one signal period and the accuracy of the graduation result together in the encoder-specific error;
for additional error through mounting and the bearing of the measured shaft, see Measuring accuracy

Other line counts/dimensions upon request