Scanning head | Grating period ? 200 µm | Grating period ? 400 µm | Grating period ? 1000 µm |
| AK ERM 2280 | AK ERM 2480 | AK ERM 2420 | AK ERM 2410 | AK ERM 2980 |
Interface | 1 VPP | 1 VPP | TTL x 1, TTL x 2 | EnDat 2.22) | 1 VPP |
Cutoff frequency (–3dB) Scanning frequency | ? 300 kHz – | – ? 350 kHz | – – | ? 300 kHz – |
Integrated interpolation | – | | | 16 384 (14 bits) | – |
Clock frequency | – | | | ? 8 MHz | – |
Calculation time tcal | – | | ? 5 µs | – |
Electrical connection | Cable, 1 m, with or without
12-pin M23 coupling | | Cable, 1 m, with
8-pin M12 coupling | Cable, 1 m,
with or without
12-pin M23 coupling |
Cable outlet | Tangentially to the left or right | Tangentially to the left or right, axially | Tangentially to the right | Tangentially to the left or right, axially |
Power supply | DC 5 V ±0.5 V | | | DC 3.6 V to 14 V | DC 5 V ±0.5 V |
Current consumption
(typical) | ? 150 mA (without load) |
| | At 5 V: ? 90 mA (without load) | ? 150 mA (without load) |
Power consumption (max.) |
| At 3.6 V: 1080 mW;
at 14 V: 1300 mW | |
Cable length1) | ? 150 m | ? 100 m | ? 150 m | |
Vibration 55 Hz to 2000 Hz Shock 6 ms Shock 6 ms, with fault exclusion for loosening of the mechanical connection | ? 400 m/s² (EN 60068-2-6)
? 1000 m/s² (EN 60068-2-27)
? 400 m/s² (EN 60068-2-27) | | ? 300 m/s²
(EN 60068-2-6)
? 1000 m/s²
(EN 60068-2-27) ? 400 m/s²
(EN 60068-2-27) | ? 400 m/s²
(EN 60068-2-6)
? 1000 m/s²
(EN 60068-2-27) ? 400 m/s²
(EN 60068-2-27) |
Operating temperature | –10 °C to 60 °C | –10 °C to 100 °C |
Protection EN 60529 | IP67 |
Mass Scanning head Connecting cable M23 coupling | ? 30 g (without connecting cable) ? 37 g/m ? 50 g |
| 1) With HEIDENHAIN cable 2) Absolute position value after traverse of two reference marks |
