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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

EnDat 22

Integrated interpolation

16 384-fold (14 bits)

Clock frequency

≤ 8 MHz

Calculation time tcal

≤ 5 µs

Signal period

Approx. 400 µm

Line count*

See “Scale drum”

Power supply

3.6 to 14 V DC

Power consumption1)

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

Current consumption (typ.)

At 5 V: 90 mA (without load)

Electrical connection

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

Cable length

≤ 150 m (with HEIDENHAIN cable)

Vibration 55 to 2000 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

IP 67

Weight

Approx. 0.15 kg (with cable)

Scale drum

TTR ERM 200 C

Measuring standard

MAGNADUR graduation, signal period approx. 400 µm

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

Line count*

600

900

1 024

1 200

1 400

2 048

2 048

2 600

3 600

Positions per revolution

9830400

14745600

16777216

19660800

22937600

33554432

33554432

42598400

58982400

Position error per signal period1)

± 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°

Mech. permiss. speed

≤ 19 000 min-1

≤ 14 500 min-1

≤ 13 000 min-1

≤ 10 500 min-1

≤ 9 000 min-1

≤ 6 000 min-1

≤ 6 000 min-1

≤ 4 500 min-1

≤ 3 000 min-1

Moment of inertia of the 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

Weight 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