Unitronics
1
Samba™ OPLC™
SM43-J-R20
Installation Guide
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
Mounting brackets (x2)
I/O connectors (x2)
Rubber seal
Battery (installed)
Alert Symbols and General Restrictions
When any of the following symbols appear, read the associated information carefully.
Symbol
Meaning
Description
Danger
The identified 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 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.
