User manual

6 Detailed descriptions of I/O modules | Digital interface module UR20-1SSI
383Manual u-remote1432790000/08/12.2015
Technical data UR20-1SSI (Order No. 1508090000)
System data
Data
Process, parameter and diagnostic data depend on the coupler used,
see the table in Section 4.10.
Interface
u-remote system bus
System bus transfer rate
48 Mbps
Number of channels
1
Type
SSI (Differential RS422)
SSI transfer rate
125 kHz ... 2 MHz
Delay time
1µs ... 64µs
Data width
8 ... 32Bit
Data format
Binary / Gray-Code
SSI mode
Listening / Master
Sensor supply
500mA (24VDC) / 400mA (5VDC)
Reverse polarity protection
yes
Module diagnosis
yes
Individual channel diagnosis
no
Cable length
max. 320m at 125 kHz; shielded
Supply
Supply voltage
24 V DC +20 %/-15 %
Current consumption from system current path I
SYS
8mA
Current consumption from input current path I
IN
25mA + sensor supply
General data
Weight (operational status)
87g
For additional general data see Section 3.4
Overview of the editable parameter UR20-1SSI
Channel Description Options
1)
Default
0 Delay time
1µs (0) / 2µs (1) / 4µs (2) / 8µs (3) / 16µs (4) / 32µs (5) / 48µs (6) / 64µs (7)
64µs
0 SSI transfer rate
125 kHz (0) / 250 kHz (1) / 500 kHz (2) / 1 MHz (3) / 1,5 MHz (4) / 2 MHz (5)
125 kHz
0 Number of indicator bits
0 ... 15
0
0 Number of frame data bits
8 Bit (0) / 9 Bit (1) / 10 Bit (2) / ... / 31 Bit (23) / 32 Bit (24)
25 Bit
0 SSI mode
Listening (0) / Master (1)
Master
0 Bit order
MSB rst (0) / LSB rst (1)
MSB rst
0 Data evaluation at edge
1 to 0 (0) / 0 to 1 (1)
1 to 0
0 Data format
Binary (0) / Gray-Code (1)
Gray-Code
0 SSI interface
disabled (0) / enabled (1)
disabled
1) Values in brackets for Modbus-TCP (firmware version 02.00.00 and higher) and EtherCAT