XC3
series of PLC
The XC3 series from Rockhood features a large number of functions, large memory capacity,
small size and fast scan times
Although economically priced, these PLC's have been built and designed
with motion control in mind. Basic features in the XC series
programmable logic controller are
• Max 1024 I/O points.
• Program's capacity is 30K
• Two high speed counter inputs, the highest frequency is 200K.
• 2 pulse outputs for stepper or servo motor control the max pulse output
is 400K
• PWM Control
• support for CAN bus, Modbus and TCP/IP Ethernet.
Other features include
• Free Software
• Programmable in Ladder Logic and Instruction
List
Download Brochure
Download User Manual
Download The
XCP Software (it is free!) |

We will program our
14 point PLC for
$99
Do you have an
application for one of our PLC's but do not know how to program in
Ladder Logic. Then take advantage of our offer to program it for you.
Email us your requirements and if it will fit on our 14 point PLC it
will only cost you $99 plus the cost of the PLC and programming cable.
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Expansion Modules
The PLC has an expansion outlet which allows the user to add
analog input, analog output, RTD and Thermocouple modules.
Communication modules include Ethernet and Profibus.
HMI Displays
Our selection of new HMI Text Displays
and Touchscreens will interface easily with the XC3 and XC5
PLC's
Motor Control
The XC3 has functions to control Stepper and Servo motors using
the 2 high speed pulse outputs. The functions require the user
to input 4 parameters which are maximum frequency, total output
pulse number, add/minus speed for ramping up/down to speed and
the Y output number. The pulse output is not affected by the
scan cycle. Please note this is not available on the XC3-14
models
The XC3 also has a PWM function for generating pulse width
modulation signals.
Low frequency output can be output at any Y output. The output
frequency is limited to 0-200Hz
XCP Software and Programming
The XCP software's edit environment allows the user the
choice of programming in Ladder Logic or instruction list
programming.
The software is fast and easy to use. It allows for commenting
of the variables so the rungs are easy to understand.
It has an online monitor which allows the user to monitor the
program on the ladder or open the data window to modify or
monitor the data variables
The XCP software also features a rich instruction list which allow
calculations in integer, long integer or floating point. Other
instructions include ordinal control, data manipulation,
interrupts, communications and motion control.
Copy, cut and paste of instruction and ladder programming allows
easy editing of programs
With the software we provide a few example programs showing you
how to use timers, read digital inputs and write to digital
outputs, control stepper motors and generate PWM signalsProgram
Instructions

Models Available - currently we are stocking the following
models. For the complete list of PLC models and expansion
modules download here. If you require other models or types of
modules please contact us.
|
Model |
Digital Inputs |
Transistor Outputs |
Relay
Outputs |
Power |
Notes |
|
XC3-14RT-C
|
8
|
2
|
4
|
20-30VDC
|
|
|
XC3-14RT-E
|
8
|
2
|
4
|
90-260VAC
|
|
|
XC3-32T-C
|
18
|
14
|
0
|
20-30VDC
|
2 High Speed Pulse
Outputs
|
|
XC3-32T-E
|
18
|
14
|
0
|
90-260VAC
|
2 High Speed Pulse Outputs
|
|
XC5-48T-C |
28 |
20 |
0 |
20-30VDC |
4 High Speed Pulse Outputs |
PURCHASING THE XC3 PLCs
All prices are in Australian Dollars. Prices do not include GST (Goods and
Services Tax). 10% GST applies to goods delivered in Australia. Australian GST is not paid
on shipments despatched to an international destination. You can check the exchange rate
by going to http://www.x-rates.com
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