Unitronics Samba OPLC SM43-J-R20 Installation Manual
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Samba™ OPLC™
The Unitronics SM43-J-R20 offers the following onboard I/Os:
12 Digital Inputs, configurable via wiring to include:
1 HSC/Shaft-encoder Input, 2 Analog inputs (only when the digital inputs are set to pnp)
8 Relay Outputs
General Description
The SAMBA SM43-J-R20 OPLC is an All-in-One Programmable Logic Controller that
Comprises a built-in 4.3" Color Touchscreen.
Communications
USB device programming port (Mini-B)
Optional: the user may install -
RS232/RS485 port (V100-17-RS4/V100-17-RS4X) or Ethernet (V100-17-ET2)
& CANbus (V100-17-CAN)
Standard Kit Contents
Samba controller
I/O connectors (x2)
Battery (installed)
Alert Symbols and General Restrictions
When any of the following symbols appear, read the associated information carefully.
Symbol
Meaning
Danger
Warning
Caution
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 examples.
Please dispose of this product according to local and national standards and regulations.
Only qualified service personnel should open this device or carry out repairs.
Failure to comply with appropriate safety guidelines can cause severe injury or property damage.
Do not attempt to use this device with parameters that exceed permissible levels.
To avoid damaging the system, do not connect/disconnect the device when power is on.
Environmental Considerations
Do not install in areas with: excessive or conductive dust, corrosive or flammable gas,
moisture or rain, excessive heat, regular impact shocks or excessive vibration, in accordance with
the standards given in the product's technical specification sheet.
Do not place in water or let water leak onto the unit.
Do not allow debris to fall inside the unit during installation.
Ventilation: 10mm space required between controller's top/bottom edges & enclosure walls.
Install at maximum distance from high-voltage cables and power equipment.
Unitronics
SM43-J-R20
Installation Guide
Mounting brackets (x2)
Rubber seal
Description
The identified danger causes physical and property damage.
The identified danger could cause physical and property damage.
Use caution.
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Table of Contents
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Summary of Contents for Unitronics Samba OPLC SM43-J-R20
- Page 1 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 examples. Please dispose of this product according to local and national standards and regulations.
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Page 2: Panel Mounting
4. Tighten the bracket’s 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 panel cut-out as shown in the figure to the right. Unitronics... -
Page 3: Wiring Procedure
- Input 1 can function as either a counter reset, normal digital input, or as part of a shaft-encoder. - If input 0 is set as a high-speed counter (without reset), input 1 can function as a normal digital input. Unitronics... - Page 4 Input 6: Set Type - Digital or Analog #0 Set to Digital* Voltage Current *Default settings I/O Wiring npn Input Wiring Input wiring, npn (sink) HSC input wiring, npn (sink) pnp Input Wiring Input wiring, pnp (source) HSC input wiring, pnp (source) Unitronics...
- Page 5 To increase the life span of the relay output contacts and protect the device from potential damage by reverse EMF, connect: A clamping diode in parallel with each inductive DC load An RC snubber circuit in parallel with each inductive AC load Unitronics...
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Page 6: Power Supply
Always use the appropriate port adapters. Caution The USB port is not isolated. Make sure that the PC and the controller are grounded to same potential. The USB port may be used for programming, OS download, and PC access. Unitronics... -
Page 7: Opening The Controller
I/O settings according to the jumpers shown on page 4. Closing the Controller 1.Replace the back cover of the controller and fasten the corner screws. Note that you must replace the back cover securely before powering up the controller. Unitronics... - Page 8 SM43-J-R20 Installation Guide The information in this document reflects products at the date of printing. 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.