Absolut Encoder EA 57
Solid mechanical construction
Protection to IP 65, IP 66
SMD technology
Electronic preset
Connection to fieldbus over suitable gateway
   

Absolut Encoder EA 57

Optical absolute shaft encoders of high resolution

Resolution

Resolution (Steps/360°):
4096 = 12 bits 8192 = 13 bits 65536 = 16 bits

Type explanation

EA 57-8192G-30-D-SC12
Encoder type Absolute
Flange type Servo- / Klemmflansch
Flange diameter ø 58 mm
Case diameter ø 58 mm
Number of bits 65536 = 16 Bits
8192 = 13 Bits
4096 = 12 Bits
Single-turn Yes
Electronic adjustment Yes
Supply voltage 30 = 10 .. 30 VDC
Output driver D-SSI
DI
Position of connection R
S
Connector C12 = 12 pins M23
Shaft diameter ø 10 mm

Technical data

Mechanical data
Rotational speed ≤ 12.000 min-1
Torque ≤ 3 Ncm
Moment of inertia 30 g cm2
Loading of bearings 110 N radial
40 N axial
Operational life of ball bearings > 2 x 105 h (1000 min-1, EAS 57)
> 1 x 105 h (1000 min-1, EA 57)
Weight ≤ 0,25 kg
Environmental conditions
Vibration 100 m/s2 (10 ... 1000 Hz)
Shock 300 m/s2 (11 ms)
Operating temperature -40 ... +85°C
Storage temperature -40 ... +85°C
Atmospheric humidity ≤ 98% r.h.
Protection class IP 65 (DIN 40050/IEC 144)
IP 66 (optional)
Electrical data
Scanning type Optical, without contact
Transmitter, infrared LED
Receiver Photo-Array
Scanning frequency LSB 800 kHz
Measurement accuracy ±½ LSB (12 bit)
±1 LSB (13 bit)
±2 LSB (16 bit)
Supply voltage Vcc = 10 .. 30 VDC
Power consumtion ≤ 90 mA (Vcc = 24 V)
Electrical connections
SSI
Interface RS485
Clock Optocoupler
Incremental outputs
1024 pulses per revolution AA+BB/90° RS422 (optional)
Inputs
Rotational direction CW/CCW
Electronic adjustment RESET (optional)

Connector 12 pins M23
ConnectionSignal
Pin 1 +Vcc
Pin 2 0 V GND
Pin 3 Clock+
Pin 4 Data+
Pin 5 RESET 1)
Pin 6 Data-
Pin 7 Clock-
Pin 8 A+ 2)
Pin 9 CW/CCW
Pin 10 B+ 2)
Pin 11 B- 2)
Pin 12 A- 2)
1) optional
2) nur bei Ausgangstreiber "DI"
Cable
Wire colourSignal
White 0 V GND
Brown +Vcc
Green Clock+
Yellow Clock-
Grey Data+
Pink Data-
Red CW/CCW
Black RESET 1)
1) optional

Channel schematic

Absolut Encoder EA 57 Absolut Encoder EA 57

Outline drawing

Absolut Encoder EA 57

Version AE 557-3111 · Subject to change

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Tel: (0203) 57047-0, Fax: (0203) 57047-20, E-Mail: info@inducoder.de, Internet: www.inducoder.de