Absolut No Shaft Encoder CAH 57 S / CAH 57 M SSI
  

Absolut No Shaft Encoder CAH 57 S / CAH 57 M SSI

Optical absolute encoder with hollow shaft
Single-turn and multi-turn of high resolution

Resolution

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

Measuring range

Measuring range
Single-Turn 1 turn
Multi-Turn 16384 turns = 14 bit
4096 turns = 12 bit

Type explanation

CAH 57-M-30G-30-D-SC12/Ø15
Encoder type Absolute
Hollow shaft Yes
Case diameter ø 58 mm
Number of bits 12 = 12 bits x 1 turn
13 = 13 bits x 1 turn
16 = 16 bits x 1 turn
24 = 12 bits x 4096 turns
25 = 13 bits x 4096 turns
28 = 16 bits x 4096 turns
26 = 12 bits x 16384 turns
27 = 13 bits x 16384 turns
30 = 16 bits x 16384 turns
Single-turn Yes
Multi-turn Yes
Electronic adjustment Yes
Supply voltage 30 = 10 ... 30 VDC
Output driver D-SSI
DI
Position of connection R
S
Shaft diameter ø 15 mm

Technical data

Mechanical data
Rotational speed ≤ 12000 min-1 (Single-turn)
≤ 6000 min-1 (Multi-turn)
Torque ≤ 3 Ncm
Moment of inertia 30 g cm²
Loading of bearings 110 N radial
40 N axial
Operational life of ball bearings > 1 x 105 h (1000 min-1)
Weight ≤ 0,5 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

Outline drawing

Absolut No Shaft Encoder CAH 57 S / CAH 57 M SSI

Version AE 672-411 · Subject to change

Go back

INDUcoder® · INDUcoder Messtechnik GmbH, Kaiserstraße 316, 47178 Duisburg, Deutschland
Tel: (0203) 57047-0, Fax: (0203) 57047-20, E-Mail: info@inducoder.de, Internet: www.inducoder.de