MEGATRON Elektronik GmbH & Co. KG ▪ Hermann-Oberth-Strasse 7 ▪ 85640 Putzbrunn / Munich
Tel.: +49 89 46094-0 ▪ www.megatron.de ▪ info@megatron.de
Date: 07/04/2022
Page 5
Specications are subject to change without notice
Series ETA25KAbsolute Encoders with Current Loop or Voltage Output
1.) According IEC 60393
Electrical data
E󰀨ective electrical angle of rotation 1.) 7° ≤ α ≤ 360° (programmable in factory), ±0.5°
Independent linearity (best straight line) 1.) ±0.3% @ 360°
Absolute Linearity 1.) ±0.6% @ 360°
Output signal
0 to 5 V ratiometric 0 to 10 V 4 to 20 mA
Resolution
12 Bit
Update rate
200 µs
Supply voltage 5 V ±10% 15 to 30 V 9 to 30 V
Power consumption (no load) ≤18 mA
Output load ≥ 5 kOhm ≤ 500 Ohm
Insulation voltage 1.) 1000 VAC @ 50 Hz, 1 min
Insulation resistance 1.) 2 MOhm @ 500 VDC, 1 min
MTTF (EN29500-2005-1) 1173a 965a 379a
Wire colour/pin assignment
Function: Option F (at ribbon cable) Option R (round signal cable)
OUT Strand 2 brown
VSUP Strand 1 (red) red
GND Strand 3 black
For details output programming see page 24.
Series ETA25K
Key features ETA25K:
Analogue outputs 0 to 5 V, 0 to 10 V, 4 to 20 mA
Redundant versions available – see separate section
Versatile connecting possibilities
Several factory programming possibilities
Supply voltages: 5 VDC ±10%, 15 to 30 VDC, 9 to 30 VDC
MEGATRON Elektronik GmbH & Co. KG ▪ Hermann-Oberth-Strasse 7 ▪ 85640 Putzbrunn / Munich
Tel.: +49 89 46094-0 ▪ www.megatron.de ▪ info@megatron.de
Date: 07/04/2022
Page 6
Specications are subject to change without notice
Series ETA25KAbsolute Encoders with Current Loop or Voltage Output
Order Code ETA25K – singleturn, analogue output, not redundant
Description
Selection: standard=black/bold, possible options=grey/italic
Series
ETA25K
Supply voltage / output signal:
VSUP=5 V (4.5 to 5.5 V) / OUT=0 to 5 V (ratiometric)
VSUP=24 V (15 to 30 V) / OUT=0 to 10 V
VSUP=24 V (9 to 30 V) / OUT=4 to 20 mA
VSUP=24 V (9 to 30 V) / OUT=0 to 5 V
0505
2410
2442
2405
Sense of rotation: (when looking at the encoder from the front)
Clockwise
Counterclockwise
CW
CCW
Rotation angle* in [°]:
360
320
270
180
90
Custom rotation angle (≥7°, positive integer)
360
320
270
180
90
XXX
Electrical connection, cable length:
Flat ribbon cable, standard length 0.15 m
Flat ribbon cable with custom length [x.xx m]
Round cable, standard length 1 m
Round cable with custom length [x.xx m]
F0,15
FX,XX
R1,00
RX,XX
Order example ETA25K
Requirements:
VSUP=5 V / OUT=0 to 5 V, sense of rotation CW, rotation angle 360°, round cable 1.00 m
Example for order code:
ETA25K 0505 CW360 R1,00
* For details see page 24.