Display and readability
Display: 3.5 inch (4:3) · Resolution: 320 × 240
Samkoon HMI
Samkoon EA-035A-T
Display: 3.5 inch (4:3) · Resolution: 320 × 240 · CPU: ARM9 300 MHz
Samkoon EA-035A-T is an industrial operator panel in the EA-family HMI options for essential machine interfaces range. Its display, processing, communications and mounting data are presented as one engineering selection flow.
Display size3.5 inch (4:3)
Resolution320 × 240
ProcessorARM9 300 MHz
EthernetNo
Serial portsCOM:RS485
Protection ratingIP65 (front panel)
Four points that define this configuration
Each point is tied to published model data or an explicit engineering verification step.
Processing platform
CPU: ARM9 300 MHz · Memory: 64M DDR2 · Software: SATOOL
Machine communications
Ethernet: No · Serial ports: COM:RS485 · CAN: No
Panel integration
Outer dimensions: 86 × 86 × 40.5 mm · Panel cut-out: 69 × 69 mm · Protection: IP65 (front panel)
System architecture
Build the HMI selection around three layers
Evaluate the operator experience, controller communications and physical panel integration as one system.
Operator layerDisplay: 3.5 inch (4:3) · Resolution: 320 × 240
Communication layerEthernet: No · Serial: COM:RS485 · CAN: No
Panel layerDimensions: 86 × 86 × 40.5 mm · Cut-out: 69 × 69 mm · Protection: IP65 (front panel) · Temperature: -20 °C – 55 °C (non-freezing)
Examine the product from every side
Review the front panel, rear I/O and connector layout before planning the enclosure.
Dimensions and panel cut-out
Use the official drawing together with the nominal catalogue values when planning panel machining and terminal access.
Specifications arranged for engineering review
All source-qualified values are visible by topic; no decision-critical data is hidden behind an expandable panel.
Display and mechanical
| Display size | 3.5 inch (4:3) |
|---|---|
| Resolution | 320 × 240 |
| Outer dimensions | 86 × 86 × 40.5 mm |
| Panel cut-out | 69 × 69 mm |
| Contrast ratio | 400:1 |
| Brightness | 350 cd/m² |
| Weight | 140 g |
| Touch panel | 4-wire high-precision resistive panel |
| Backlight | LED |
| Enclosure material | ABS+PC engineering plastic |
| Colour depth | 260,000 |
System and certification
| Processor | ARM9 300 MHz |
|---|---|
| Memory | 64M DDR2 |
| Storage | 64 MB FLASH |
| Protection rating | IP65 (front panel) |
| FCC | FCC Class A compliant |
| CE | EN 55032 and EN 55035 compliant |
| ESD resistance | Level 2 ±4 kV |
Communication and power
| Power supply | (DC 12–24 V) ±15% |
|---|---|
| Power consumption | 3 W |
| Serial ports | COM:RS485 |
| Ethernet | No |
| USB download port | Yes |
| USB host port | No |
| USB | No |
| CAN | No |
Environment and software
| Operating temperature | -20 °C – 55 °C (non-freezing) |
|---|---|
| Configuration software | SATOOL |
| Operating humidity | 5–95% RH (non-condensing) |
| Programming software | SATOOL |
Where this configuration can be evaluated
These are engineering fit scenarios; final approval depends on project-specific electrical, mechanical and safety checks.
Machine operator stations
Operator interfaces whose display, communications and enclosure needs match the published values.
Production-cell visualisation
Local status, command and recipe screens planned around the available ports and software.
Process monitoring panels
Panel applications where readability, environmental limits and controller communications are validated together.
HMI renewal projects
Retrofit work in which cut-out, supply, protocol and project-file compatibility are confirmed before replacement.
Official product and catalogue records
Use these manufacturer records to confirm model identity, lifecycle and the current document revision.
Compare nearby configurations with named technical fields
Only published values are compared; a dash means that the current source does not state the field.
Answers needed before model approval
Answers use published values where available and identify the checks that still require the current official record.
What display does this model use?
Display: 3.5 inch (4:3) · Resolution: 320 × 240
Which communications are published?
Ethernet: No · Serial: COM:RS485 · CAN: No
What is the panel cut-out?
69 × 69 mm
Which software is used?
SATOOL
Official product records
Current product-centre record — Listed in Samkoon's current .cn product centre.
Technical sources
Official sources checked on 24 August 2026. Samkoon current product centre · Exact-model English product record
Confirm the right Samkoon configuration
Share the application, I/O, communication and mounting requirements with our engineering team.