EtherCAT I/O Solutions-Taiwan Pulse Motion

PCE-L122-DCO(2 Rings)


●  PCI Express x1 compliant
● Max. 20Mbps transfer rate
● 2 Rings of Motionnet Master
● Max. 128 Motionnet slave modules supported
● Easy installation with RJ45 phone jack and LED diagnostic
● Compare output FIFO x 2
● High Speed FIFO LATCH x 4
● General purpose isolated I/O: 4 DI and 4 DO
● Hardware IC with unique ID


PCE-L122-DCO is a standard PCI Express master control card with high-speed real-time network extension called Motionnet. Motionnet is a new series of a communicating system designed for versatile automation applications. This master can connect up to 64×2=128 slave modules. There are 3 categories of the slave modules: motion control, digital I/O, and miscellaneous functions. PCE-L122-DCO also provides high-performance functions, Auto-Compare Trigger output, and FIFO Latch. motion control These features enhance more advanced applications greatly.



Number of ring 2
Serial interface Half duplex RS-485 with transformer isolation
Cable type CAT5 UTP / STP Ethernet cable
Surge protection 10 KV
Transmission speed 2.5Mbps, 5Mbps, 10Mbps and 20Mbps
Data flow control Automatic
Communication distance Max. 100M (20Mbps / 32 slave modules)
Communication slave module number 2 Rings with Max. 128 slaves (1 Ring with 64 slaves)
Isolated digital input IN x 4, NPN type
Isolated digital output OUT x 4, NPN type
Unique ID Hardware IC
Incremental encoder input ±EA x 2, ±EB x 2
Position compare output CMP x 2, 1,024 points / ch.
Position latch input LTC x 4, 1,024 points / ch.


Bus type 1-lane 2.5 Gb/s PCI Express
Power consumption 3.3VDC at 430mA, 12VDC at 55mA typical
Working temperature 0°C~60°C



Ordering Information

  • PCE-L122-DCO

    2-Ring Motionnet®​ Master card

  • 104-T110-DUM

    Extended daughter board with pluggable terminal block connectors

  • SCB-111-10A / 20A / 30A / 50A

    SCSI 20 pin, 1M / 2M / 3M / 5M


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