ECA 4000 Vakuum

Scanning head

AK ECA 4410 V

AK ECA 4490 F V

AK ECA 4490 M V

Interface

EnDat 2.2

Fanuc Serial Interface; αi Interface

Mitsubishi high speed interface

Ordering designation

EnDat22

Fanuc05

Mit03-4

Clock frequency/Processing time tcal

≤ 16 MHz/≤ 5 µs

–

Electrical connection

Cable, 1 m or 3 m, with 15-pin D-sub connector (female)

Cable length1)

≤ 100 m

≤ 50 m

≤ 30 m

≤ 50 m

Voltage supply

DC 3.6 V to 14 V

Power consumption (max.)

At 3.6 V: 700 mW; at 14 V: 800 mW

At 3.6 V: 850 mW; at 14 V: 950 mW

Current consumption (typical)

At 5 V: 90 mA (without load)

At 5 V: 100 mA (without load)

Vibration 55 Hz to 2000 Hz

Shock 6 ms

≤ 500 m/s² (EN 60 068-2-6)

≤ 1000 m/s² (EN 60 068-2-27)

Operating temperature

–10 °C to 50 °C

Baking temperature

100 °C

Vacuum class

High vacuum up to 10–7 mbar

Protection EN 60 529

IP40

Mass

Scanning head: 18 g (without cable); Cable: 21 g/m; connector (D-sub): 64 g

Scale drum

TTR ECA 4402 (ECA 4402 scale drum)

Measuring standard

Coefficient of expansion

Steel drum

therm  10.4 · 10–6 K–1

Drum inside diameter*

70 mm

80 mm

120/150 mm

130 mm

150/185 mm

180/210 mm

270 mm

425 mm

512 mm

Drum outside diameter*

104.63 mm

127.64 mm

178.55 mm

148.20 mm

208.89 mm

254.93 mm

331.31 mm

484.07 mm

560.46 mm

Mechanically permissible speed

≤ 8500 rpm

≤ 6250 rpm

≤ 4500 rpm

≤ 5250 rpm

≤ 4250 rpm

≤ 3250 rpm

≤ 2500 rpm

≤ 1800 rpm

≤ 1500 rpm

Electrically permissible speed

≤ 7000 rpm

≤ 5750 rpm

≤ 3000 rpm

≤ 4400 rpm

≤ 2550 rpm

≤ 2100 rpm

≤ 900 rpm

≤ 600 rpm

≤ 550 rpm

Moment of inertia of rotor

0.83 · 10-3 kgm2

2.0 · 10-3
kgm2

7.1/4.5 · 10–3 kgm2

1.7 · 10-3
kgm2

12/6.5 · 10–3 kgm2

28/20 · 10–3 kgm2

59 · 10-3
kgm2

199 · 10-3 kgm2

263 · 10-3 kgm2

Permissible axial movement

≤ ±0.4 mm (scale drum relative to the scanning head)

Positions per revolution

134 217 728 (27 bits)

268 435 456 (28 bits)

536 870 912 (29 bits)

Measuring step

0.0097''

0.0048''

0.0024''

Signal periods

8195

10 010

14 003

11 616

16 379

19 998

25 993

37 994

44 000

Accuracy of graduation

±3”

±2.5”

±2”

±2.3”

±1.9”

±1.8”

±1.7”

±1.5”

±1.5”

Position error per signal period

RMS (1s)

±0.20''

0.040''

±0.16''

0.032''

±0.12''

0.023''

±0.14''

0.028''

±0.10''

0.020''

±0.08''

0.016''

±0.06''

0.012''

±0.04''

0.009''

±0.04''

0.007''

Protection EN 60 529

Complete encoder in mounted condition: IP00

Mass Scale drum

 0.42 kg

 0.69 kg

 1.2/0.66 kg

 0.35 kg

 1.5/0.66 kg

 2.3/1.5 kg

 2.6 kg

 3.8 kg

 3.7 kg

* Please select when ordering

1) With HEIDENHAIN cable