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Unitronics  

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Vision™ OPLC™ 

Installation Guide 

V570-57-T20B and V570-57-T40B 

This guide provides basic information for Unitronics’ controllers V570-57-T20B and V570-57-T40B.   

General Description 

Vision OPLCs are programmable logic controllers that comprise an integral operating panel.  
V570-57-T20B and V570-57-T40B comprise a color touchscreen, which displays a virtual keyboard 
when the application requires the operator to enter data. 

Communications 

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  2 isolated RS232/RS485 ports 

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  Isolated CANbus port, CANopen & UniCAN 

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  The user can order and install an Ethernet port  

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  Communication Function Blocks include: SMS, GPRS, MODBUS 

serial/IP Protocol FB enables PLC to communicate with almost any 
external device, via serial or Ethernet communications 

I/O Options 

Vision supports up to 512

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 digital,  

high-speed, and analog I/Os via: 

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  Snap-in I/O Modules 

Plug into the back of the 
controller to provide an on-
board I/O configuration 

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 I/O 

Expansion 

Modules 

Via adaptor, local or remote 
I/Os may be added via 
expansion port or CANbus 

 

 

Installation instructions and other data may be found in the module’s technical 
specification sheet. 

Information Mode 

This mode enables you to: 

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  Calibrate the touchscreen 

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  View & Edit operand values, COM port settings, RTC and screen 

contrast/brightness settings 

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  Stop, initialize, and reset the PLC 

To enter Information Mode, press the touchscreen and maintain contact for 
several seconds. 

Programming 
Software,  
& Utilities 

The Unitronics Setup CD contains VisiLogic software and other utilities 

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 VisiLogic  

Easily configure hardware and write both HMI and Ladder control 
applications; the Function Block library simplifies complex tasks 
such as PID. Write your application, and then download it to the 
controller via the programming cable included in the kit. 

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 Utilities 

These include UniOPC server, Remote Access for remote 
programming and diagnostics, and DataXport for run-time data 
logging. 

To learn how to use and program the controller, as well as use utilities such as 
Remote Access, refer to the VisiLogic Help system. 

                                                      

Number of I/Os may vary according to I/O module selection. 

Summary of Contents for V570-57-T20B

Page 1: ...a adaptor local or remote I Os may be added via expansion port or CANbus Installation instructions and other data may be found in the module s technical specification sheet Information Mode This mode enables you to Calibrate the touchscreen View Edit operand values COM port settings RTC and screen contrast brightness settings Stop initialize and reset the PLC To enter Information Mode press the to...

Page 2: ...ntified danger causes physical and property damage Warning The identified danger could cause physical and property damage Caution Caution Use caution Before using this product the user must read and understand this document All examples and diagrams are intended to aid understanding and do not guarantee operation Unitronics accepts no responsibility for actual use of this product based on these ex...

Page 3: ...ttery The battery is supplied taped to the battery cover on the rear of the controller 1 Remove the battery cover shown on page 4 The polarity is marked on the battery holder and on the battery 2 Insert the battery ensuring that the polarity symbol on the battery is facing up aligned with the symbol on the holder 3 Replace the battery cover Mounting Dimensions ...

Page 4: ...re to the right 2 Slide the controller into the cut out ensuring that the rubber seal is in place 3 Push the 4 mounting brackets into their slots on the sides of the controller as shown in the figure to the right 4 Tighten the bracket screws against the panel Hold the bracket securely against the unit while tightening the screw 5 When properly mounted the controller is squarely situated in the pan...

Page 5: ...ply The permissible input voltage range is 20 4 28 8VDC with less than 10 ripple A non isolated power supply can be used if a 0V signal is connected to the chassis Install an external circuit breaker Guard against short circuiting in external wiring Double check all wiring before turning on the power supply Do not connect either the Neutral or Line signal of the 110 220VAC to device s 0V pin In th...

Page 6: ...le only if flow control signals are not used which is the standard case RS232 RS485 Controller Port Pin Description Pin Description 1 DTR signal 1 A signal 2 0V reference 2 RS232 signal 3 TXD signal 3 RS232 signal 4 RXD signal 4 RS232 signal 5 0V reference 5 RS232 signal 6 DSR signal 6 B signal Pin 1 Standard programming cables do not provide connection points for pins 1 and 6 When a port is adapt...

Page 7: ...n to open the locking mechanism 3 Gently rock the module from side to side easing the module from the controller Re installing a Snap in I O Module 1 Line the circular guidelines on the controller up with the guidelines on the Snap in I O Module as shown below 2 Apply even pressure on all 4 corners until you hear a distinct click The module is now installed Check that all sides and corners are cor...

Page 8: ...g Unitronics reserves the right subject to all applicable laws at any time at its sole discretion and without notice to discontinue or change the features designs materials and other specifications of its products and to either permanently or temporarily withdraw any of the forgoing from the market All information in this document is provided as is without warranty of any kind either expressed or ...

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