Description
Product Introduction & Engineering Value
The Beijer E300 04380A is a legacy operator interface intended for machine-level visualization and operator control. Available technical listings identify a backlit monochrome display, programmable function keys, keypad input, and serial communication capability.
For replacement work, the key issue is preserving the existing HMI project, PLC communication configuration, and physical panel interface. This is an older platform, so confirming the exact 04380A designation before substitution is important.
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Beijer Electronics |
| Model / Type | 04380A |
| HMI Series | E300 |
| Product Type | Operator panel / HMI |
| Display | Backlit monochrome LCD |
| Display Resolution | 240 × 64 pixels |
| Supply Voltage | 24 VDC |
| Typical Current | Approximately 350–450 mA, depending on source/configuration |
| Function Keys | 8 programmable function keys |
| Keypad | Numeric/operator keypad |
| Status Indicators | 16 dual-color LED indicators |
| Communication | Serial interfaces including RS-232/RS-422 configurations |
The 240 × 64 display resolution, 24 VDC supply, 8 programmable keys, and 16 dual-color indicators are reported in multiple product references.
Specification caution: Some reseller pages incorrectly mix specifications from newer Beijer HMI families into listings for the 04380A. The E300 04380A should not be confused with later touchscreen products. Verify the physical nameplate and original documentation before purchasing.
Field Application & the “Trench” Experience
A packaging machine with an aging PLC control system developed a failed operator terminal during a scheduled maintenance shutdown. The PLC itself was still performing correctly; the problem was that operators had lost the local interface needed to view alarms and issue machine commands.
Replacing the complete control system would have introduced unnecessary commissioning work. The maintenance team instead sourced the correct E300 04380A, verified the panel wiring and communication configuration, and restored the existing operator interface. For legacy machinery, that can be the lower-risk maintenance decision.
Niche application scenarios
- Packaging Line Machine Sequencing — operator access to machine states, alarms, and sequence controls.
- Legacy Conveyor Control Panels — local status indication and command entry for PLC-controlled material handling equipment.
- Marine Auxiliary Equipment — operator monitoring and control applications where an installed Beijer E300 panel must be maintained.
Transparency SOP: QA & Testing
For New Surplus or Refurbished BEIJER 04380A inventory, a practical inspection sequence is:
1. Identification — Confirm the E300 designation, 04380A type number, serial information, and revision markings.
2. Physical inspection — Check the LCD, keypad, function keys, LED indicators, enclosure, connectors, and mounting points.
3. Power test — Apply the specified DC supply under controlled conditions and verify normal startup behavior.
4. Interface test — Check applicable serial communication interfaces and verify that the panel can communicate with an appropriate controller or test setup.
5. Display/keypad test — Verify screen visibility, function-key operation, keypad response, and indicator operation.
6. Final inspection — Document condition and testing status before releasing the unit as a replacement spare.
04380A
The Veteran’s Tech Trap Guide
⚠️ Trap #1 — Buying a newer Beijer HMI because it “looks similar.”
The E300 is a legacy platform. A modern touchscreen HMI is not automatically a drop-in replacement. Project conversion, communication drivers, cutout dimensions, and wiring may all change.
⚠️ Trap #2 — Forgetting the HMI project.
The replacement hardware is only half the job. Make sure the original application/project files and communication parameters are available before removing the failed panel.
⚠️ Trap #3 — Confusing 04380A with another E300 variant.
The exact type designation matters. Do not approve a purchase solely because the seller lists the product as “Beijer E300.”
PRO TIP: Photograph the front and rear labels of the existing panel before ordering. Record the PLC model, communication cable, connector arrangement, and HMI project version at the same time.
Dynamic FAQ
Q: What is the Beijer 04380A?
A: It is an E300-series Beijer Electronics operator panel/HMI used for machine and process operator interaction.
Q: What power supply does the 04380A use?
A: Available references identify a 24 VDC supply, with approximately 350–450 mA reported for the E300 configuration.
Q: Is the 04380A a touchscreen HMI?
A: The commonly documented E300 04380A configuration uses a monochrome LCD and physical keypad/function keys, rather than the modern touchscreen architecture found on newer Beijer HMI families.
Q: Is New Surplus BEIJER 04380A available?
A: The model is still listed by secondary-market automation suppliers in new, used, and refurbished conditions. Actual condition and availability should be confirmed at the time of purchase.
Q: How can I verify New Surplus authenticity?
A: Request photographs showing the original Beijer label, complete 04380A identification, serial information, and original packaging where available. Do not rely solely on a reseller’s product title.
Q: What warranty should I request?
A: Confirm the exact warranty period, DOA coverage, functional-testing scope, and return policy. Secondary-market suppliers may provide their own warranty even when the original manufacturer’s warranty is no longer applicable.
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