The products listed above are micro-PLC+HMIs, rugged programmable logic controllers that comprise
built-in operating panels.
Detailed Installation Guides containing the I/O wiring diagrams for these models, technical specifications,
and additional documentation are located in the Technical Library in the Unitronics website:
https://unitronicsplc.com/support-technical-library/
Alert Symbols and General Restrictions
When any of the following symbols appear, read the associated information carefully.
The identified danger causes physical and property damage.
The identified danger could cause physical and property damage.
▪ 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.
User Guide
V120-22-R2C
M91-2-R2C
To Next Page
Need help?
General
