Description
Core Product Summary
The Exor UniOP eTop306 is a compact industrial operator interface and HMI touch panel designed for real-time machine supervision, PLC control, and process data visualization. Featuring a 5.7-inch TFT color display with a 320 x 240 (QVGA) resolution and 64K color depth, the unit allows operators to monitor machine status, enter parameters, and manage active alarms across automated production lines.
Operating on a standard 24 VDC power supply, the eTop306 incorporates integrated Ethernet, serial, and USB communication interfaces, along with a plug-in slot for UniOP communication modules. Its IP65-rated front panel provides robust protection against water and dust ingress, making it suitable for panel-mounted deployment in packaging equipment, food processing machinery, and factory automation systems.
Key Technical Specifications
| Specification | Verified Value / Parameter |
| Brand / Manufacturer | Exor International / UniOP |
| Product Series | eTop Series (eTop300 Architecture) |
| Model Number | eTop306 (including eTop306-U101 variants) |
| Display Type | 5.7-inch TFT Color Display |
| Display Resolution | 320 x 240 pixels (QVGA) |
| Color Depth | 64K Colors |
| Operator Input | Resistive Touchscreen |
| Operating Supply Voltage | 24 VDC (18 to 30 VDC range) |
| Onboard Interfaces | 1x 10/100 Mbps Ethernet (RJ45), 1x USB Host port, 1x Serial Port (RS-232/RS-485/RS-422) |
| Expansion Capabilities | 1x Plug-in slot for UniOP communication modules / fieldbus adapters |
| Front Panel Protection | IP65 / NEMA 4X (indoor use) |
| Operating Temperature | 0 °C to +50 °C |
| Configuration Software | Designer / JMobile Studio |
Detailed Product Overview
The Exor UniOP eTop306 functions as a high-reliability human-machine interface in industrial automation networks. Positioned on control panel doors or machine enclosures, it serves as the primary visual interface between plant operators and underlying programmable logic controllers (PLCs), motion controllers, or distributed I/O systems.
With its 5.7-inch TFT screen, the unit renders graphical synoptics, trending curves, parameter entry screens, and structured alarm lists. The integrated 10/100 Ethernet interface supports standard industrial protocols, enabling direct connection to PLC networks, remote monitoring stations, or factory MES systems. For legacy equipment integration, its configurable serial port handles multi-brand controller communication drivers.
System integrators installing the eTop306 must maintain proper panel cutout dimensions and tighten mounting clamps evenly to achieve an IP65 front-panel seal. Wiring requires a clean, regulated 24 VDC industrial power source and proper grounding to ensure reliable touchscreen actuation and noise-free serial data transmission.

eTop306

eTop306
Dimensions, Mounting & Connection Notes
- Front Panel Protection: IP65-rated front bezel resists dust, water jets, and mild oil splash when properly mounted into an enclosure.
- Power Connection: 3-pole removable terminal block for 24 VDC input (+24V, 0V, Frame Ground).
- Network Interface: Standard RJ45 connector for 10/100 Base-T Ethernet connectivity.
- Serial Connection: Sub-D female connector configurable for RS-232, RS-485, or RS-422 operation.
- Handling Precautions: Observe standard electrostatic discharge (ESD) measures during installation and connection of optional rear expansion modules.
System Compatibility & Integration Requirements
| Item / Dependency | Verified Compatibility or Requirement | Practical Note |
| Controller Protocols | Compatible with major PLC brands (Siemens, Allen-Bradley, Omron, Mitsubishi, Schneider, Modbus TCP/RTU) | Protocol drivers loaded via Designer or JMobile configuration software |
| Power Supply | Regulated 24 VDC power source (18–30 VDC operating range) | Requires proper grounding on the DC supply terminal |
| Expansion Modules | UniOP plug-in communication cards (e.g., Profibus, CANopen, DeviceNet) | Inserts into the rear expansion slot for hardware fieldbus support |
| Software Tools | Exor Designer / JMobile Studio | Used for project creation, screen layout design, and firmware transfers |
| Panel Installation | NEMA 4X / IP65 enclosure cutout | Requires panel-mounting gaskets and retaining clips |
FAQ
What is the Exor UniOP eTop306?
The Exor UniOP eTop306 is an industrial 5.7-inch TFT touchscreen operator interface (HMI) designed for machine control and PLC visualization.
What screen resolution and color depth does the eTop306 have?
The unit features a 5.7-inch QVGA display with a 320 x 240 pixel resolution and 64K color capability.
What power supply is required for the eTop306?
It operates on a standard 24 VDC industrial power supply (18 to 30 VDC operating range).
What communication ports are available on the unit?
The eTop306 includes an RJ45 10/100 Ethernet port, a USB host port, a multi-standard serial port (RS-232/RS-485/RS-422), and an expansion slot for fieldbus modules.
Which software is used to program the eTop306?
The panel is programmed and configured using Exor’s Designer or JMobile Studio software suites.
Documented Performance Data
| Metric | Value / Range | Operating Condition |
| Display Resolution | 320 x 240 pixels (QVGA) | 5.7-inch TFT panel |
| Operating Voltage Range | 18 VDC to 30 VDC | Nominal 24 VDC industrial supply |
| Front Protection Rating | IP65 / NEMA 4X | Panel-mounted with sealing gasket |
| Operating Temperature | 0 °C to +50 °C | Standard industrial cabinet environment |




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