Encoder Input Unit; Models And Specifications - Omron CK3M Seres Hardware User Manual

3 Configuration Units
3-6

Encoder Input Unit

This section describes the Serial Encoder Input Unit.
3-6-1

Models and Specifications

Models and Outline of Specifications
The models and outline of specifications are given below.
Unit type
Encoder Input Unit CK3W-ECS300 Serial encoder 4 channels
Specifications
Encoder power
supply output
Serial encoder
input
3-62
Model Encoder type Number of channels
Rated output voltage
Output voltage range
Maximum output current
Supported protocol
*1
Clock output
Data I/O
*2
Maximum baud rate
Maximum transmission
*3
distance
Isolation method
Circuit configuration
CK3M/CK5M Series Programmable Multi-Axis Controller Hardware User's Manual (O036)
5 VDC
4.9 to 5.25 VDC (5 VDC +5%/-2%)
500 mA/channel or less
However, the total output current of each Unit is 1 A or less.
BiSS-C, Endat2.2, and R88M-1L£/-1M£ Motor built-in en-
coder
EIA standard RS-422A line driver level
EIA standard RS-485 line driver/receiver level
BiSS-C: 2 MHz
Endat2.2: 2 MHz
BiSS-C (Baud rate: Transmission distance)
250 kHz: 95 m
1 MHz: 20 m
2 MHz: 8 m
Endat2.2 (Baud rate: Transmission distance)
500 kHz: 100 m
1 MHz: 45 m
2 MHz: 10 m
R88M-1L£/-1M£ Motor built-in encoder: 50 m
Not isolated (between internal circuit and encoder circuit)
Serial Encoder CLK+
Serial Encoder CLK-
Serial Encoder DAT+
Serial Encoder DAT-
Connector shell
Internal
circuit
FG