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CJ1W-NC881 Position Control Units with EtherCAT interface
OMRON CJ1W-NC881 Manual And Instructions
CJ1W-NC881 datasheetPDF datasheet
CJ1W-NC881 PROGRAMMING MANUAL

OMRON CJ1W-NC881 Product information and technical parameters:
Brand: OMRON
Name: Position Control Units with EtherCAT interface
Model: CJ1W-NC881
Unit type: CJ1 CPU Bus Units.
Product Name: Position Control,
Units with EtherCAT interface.
Specifications: Control output interface,
Control commands executed by,
EtherCAT communications.
Positioning functions: Memory operation,
Direct operation by ladder programming;
No. of axes: 8 axes.
No. of unit numbers allocated: 1.
Current consumption : 5V, 0.46A; 24V,--.
Standards: UC1, CE.
Preeminent control performance and,
easy operation feature of EtherCAT,
improve the production efficiency.
The EtherCAT communications with,
100Mbps baud rate enables fast,
and accurate position control.
A wide range of position control,
functions are available with,
this position control unit.

Product name: CJ1M CPU Units; Ethernet function.
Specifications: I/O capacity/Mountable Units Expansion Racks),
320 points/10 Units (No Expansion Rack); Program capacity,
10K steps; Data memory capacity, 32K words(DM: 32K words, EM: None);
LD nstruction execution time, 0.1 μs;
Ethernet function,YES CJ1W-NC881.
Current consumption: 5v, 0.95A (Seenote 2.) ; 24V,--.
Standards: UC1, N, L, CE CJ1W-NC881
Versatile Machine Control with the,
Highest Performance Standards in the Industry. I/O capacity/Mountable Units(Expansion Racks): 2, 560 points/40 Units (3 Expansion Racks max.).
Program capacity: 250K steps.
Data memory capacity: 448K words(DM: 32K words, EM: 32K words × 13 bank).
LD instructiUnit type: CJ1 Special I/O Units CJ1W-NC881.
Product name: Analog Output Unit.
I/O points: 8 outputs;
Signal range selection:
Set separately for each output.
Signal range, Resolution: 4 to 20mA;
1/4,000 (Settable to 1/8,000) *2.
Conversion period: 1 ms/point,
(Settable to 250 μs/point)*2.
Accuracy at ambient temperature of 25°C:
±0.3% of F.S.
External connection: Removable terminal block CJ1W-NC881.
External power supply: 24 VDC +10% -15%, 170mA max.
No. of unit numbers allocated: 1.
Current consumption: 5V, 0.14A; 24V, 0.17*3.
Standards: UC1, N, CE.
Consistent Microsecond Throughput:
Models with Direct Conversion Join the Lineup.
Analog Input Units for converting analog input,
signals into binary data.
Analog Output Units for converting binary ,
data into analog output signals. Product name: CJ1M CPU Units; Without built-in I/O.
Specifications: I/O capacity/Mountable Units Expansion Racks),
160 points/10 Units (No Expansion Rack); Program capacity,
5K steps; Data memory capacity, 32K words(DM: 32K words, EM: None);
LD nstruction execution time, 0.1 μs.
Current consumption: 5v, 0.58A (Seenote 1.) ; 24V,--.
Standards: UC1, N, L, CE.
Versatile Machine Control with the,
Highest Performance Standards in the Industry. Unit classification: CJ1 Special I/O Units.
Product name: Position Control Units,
(High Speed type).
Specifications; Control method/Control,
output interface: Pulse-train open-collector,
output with Pulse Counter Function;
Number of control axes : 4 axes.
No. of unit numbers allocated: 2.
Current consumption: 5V, 0.31A; 24V, --.
Standards: UC1, CE.
Motion Control Capabilities with Unit,
Synchhronization and Even Higher Speed CJ1W-NC881.
Models are available with 2 or 4 axes,
and open-collector or line-driver outputs.
The CJ1W-NC214/NC414 have open-collector outputs,
and the CJ1W-NC234/NC434 have line-driver outputs.
Control 2 or 4 Axes High-speed, high-resolution,
position control is possible for servomotors ,
and pulse motors, and even linear motors,
and direct drive motors CJ1W-NC881.


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