For Parts or Not Working. This item does not function as intended and is not fully operational.
It may be defective, damaged, or missing essential components, requiring repair or servicing. Sold strictly for parts, repair, or refurbishment.
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For Parts or Not Working. This item does not function as intended and is not fully operational.
It may be defective, damaged, or missing essential components, requiring repair or servicing. Sold strictly for parts, repair, or refurbishment.
Unitronics M-90 OPLC Operator Panel & PLC M-91-2-R1-R1 Module – AS-IS
This listing features the Unitronics M-90 OPLC Operator Panel paired with the M-91-2-R1-R1 PLC module, offered in AS-IS condition. This compact, all-in-one programmable logic controller (PLC) and human-machine interface (HMI) solution is designed for industrial automation applications requiring space efficiency and integrated control.
Key Specifications
Model / Part Number: M-90 (Operator Panel) & M-91-2-R1-R1 (PLC Module)
Manufacturer: Unitronics
Display: M-90 Operator Panel with multilingual text-only LCD screen and keypad
PLC Module: M-91-2-R1-R1 with onboard I/O and expansion capabilities
Communications: RS232 serial port (M-90), RS485 serial port (M-91)
I/O Expansion: Supports expansion modules via I/O expansion port
Programming Software: U90 Ladder for programming both PLC and HMI applications
Overview
The Unitronics M-90 OPLC Operator Panel and M-91-2-R1-R1 PLC module offer a compact and integrated solution for industrial automation needs. The M-90 panel features a built-in LCD screen and keypad, providing a user-friendly interface for system monitoring and control. The M-91-2-R1-R1 PLC module includes onboard I/O and supports expansion, allowing for flexible system configurations.
Note: The back plastic cover is not locking in and is partially cracked, as seen in pictures. For sale as-is, no guaranty for 100% operation.
Order processing (packing and handing over to the shipping company) takes up to 3 days, including weekends.
Currently, we ship all items with UPS or DHL in secure packaging and with a tracking number.
Delivery should arrive at the customer's address within 6 business days.
No. We only charge for the item and shipping.
It is the buyer's responsibility to pay any taxes (if applicable) in their country (import tax / customs fees).
Yes, according to the details provided in the order (or upon request), and as required.
Yes. Where we were able to test the item – we did.
In cases where full testing wasn't possible, we note that the item was taken from a working environment or a similar statement.
Unless it is specifically listed as AS-IS or For Parts – in which case no full functionality is guaranteed.
Yes, for 30 days from the date the item is delivered.
If we have stock – we will send a replacement.
Returns are not accepted for reasons such as change of mind, incompatibility, or finding a lower price.
Items listed as AS-IS or For Parts – have no warranty at all.
Many customers ask technical questions, like whether the item will work with their system.
We recommend checking with ChatGPT – it provides excellent answers!