Product Description
BEIJER E300‑04380A is a keypad‑type industrial HMI operator panel of Beijer E300 series, manufactured in Sweden. It is panel‑mount unit integrating LCD display and physical keypad, used for on‑site data monitoring, parameter modification, alarm review and machine operation control for industrial equipment.
Equipped with function keys, numeric keypad and navigation keys. RS232 and RS422 serial ports support connection with mainstream PLCs and controllers, compatible with multiple industrial serial protocols. Rear‑side DIP switches support mode selection, firmware upgrade and factory reset. Front‑panel meets industrial protection rating for cabinet cut‑out mounting. OEM discontinued. Surplus‑new and tested‑refurbished units serve as critical replacement spares for legacy automation lines.
2. Product Parameters
- Model: E300‑04380A
- Brand: BEIJER ELECTRONICS (Sweden)
- Product Type: Keypad‑Operated Industrial HMI Operator Panel
- Display: LCD graphic display
- Operation: Physical function keys, numeric keypad, navigation keys
- Power Supply: 24 VDC, 450 mA rated current
- Communication Interfaces: RS232, RS422 serial ports
- Supported Protocols: Multiple PLC serial communication protocols
- Configuration: Project download via Beijer configuration software
- Mode Setting: Rear DIP switches for run‑mode, firmware update, factory reset
- Mounting: Cabinet cut‑out panel mounting
- Front‑panel Protection: IP65
- Rear‑body Protection: IP20 (inside cabinet)
- Operating Temperature: 0℃ ~ +50℃
- Storage Temperature: ‑20℃ ~ +70℃
- Weight: Approx.1.34 kg
- Product Status: OEM discontinued; surplus‑new / tested‑refurbished spares available
- Key Features: Keypad‑only HMI without touch, LCD data display, RS232/RS422 serial communication, DIP‑switch system configuration, cabinet cut‑out mounting, compatible with legacy PLC systems, maintenance spare‑part for old installations
3. Product Application
E300‑04380A HMI realizes local human‑machine interaction for industrial equipment, including data monitoring, parameter setting and alarm checking. Main application fields are listed below:
- Packaged Machinery: Machine‑tools, packaging and printing machinery for local operation and process parameter setup.
- Metallurgical Production Lines: Local operator station for rolling & conveying lines, equipment status monitoring and fault‑alarm review.
- Paper‑making & Textile Industry: On‑site HMI unit matched with legacy PLCs for paper, rewinding and textile production lines.
- Water‑treatment Plants: Automatic control cabinets for waste‑water & clean‑water plants, process monitoring and local operation of valves & pumps.
- Material Handling & Sorting: On‑site station status supervision and parameter adjustment for logistics conveying equipment.
- Legacy‑system Maintenance & Retrofit: Fault‑unit replacement for existing Beijer E300 HMIs, overhaul spare‑parts for automation production lines.








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