7MB2021-0EA20-0BA1 7MB2021-0EA20-1BA1 7MB2021-0EA20-1BB1 Keypad Repair
- Model
- 7MB2021-0EA20-0BA1 7MB2021-0EA20-1BA1 7MB2021-0EA20-1BB1
Item specifics
- Brand
- Siemens
- Size
- 19 inch
- Warranty
- 365 Days
- Product Line
- Series 6
- Shipping
- 2-4 workdays
- Supply
- Terminal Keypad
- Part number
- 7MB2021-0EA20-0BA1
- Part number
- 7MB2021-0EA20-1BA1 7MB2021-0EA20-1BB1
Review
Description
Siemens Oxymat 7MB2021-0EA20-0BA1 7MB2021-0EA20-1BA1 7MB2021-0EA20-1BB1 Operator Keyboard Repair

The Oxymat Siemens 7MB2021-0EA20-0BA1 7MB2021-0EA20-1BA1 7MB2021-0EA20-1BB1 Membrane Keyboards provide all the flexibility and functionality needed for precise operation of the OXYMAT 6 gas analyzers in industrial environments.
            In addition to durable construction, users benefit from the intuitive and user-friendly interface of the Siemens 7MB2021-0EA20-0BA1 7MB2021-0EA20-1BA1 7MB2021-0EA20-1BB1 Operator Panel Keypad, ensuring smooth interaction with the analyzer. The 7MB2011-1EA00-1BA1 7MB2011-1EB01-0BB1 Membrane Keypad Switch is made of high-quality, wear-resistant materials and features clear labeling for efficient operation. It is designed to withstand harsh industrial conditions while maintaining responsive and accurate input functionality.
            The industrial-grade 7MB2021-0EA20-0BA1 7MB2021-0EA20-1BA1 7MB2021-0EA20-1BB1 keypad membrane ensures a long service life with excellent tactile feedback, even in demanding environments.
Features
● The 7MB2021 series keypads are made of high-quality, wear-resistant materials, ensuring long-term durability and reliable performance. Clear labeling and an intuitive button layout enable efficient operation, minimizing operator fatigue.
            ● The intuitive and user-friendly design of the 7MB2021 series Operator Panel Keypad ensures smooth interaction with the analyzer, making it easy to navigate menus, input data, and perform calibration or maintenance tasks.
            ● Built to withstand harsh industrial conditions, these keypads are resistant to environmental factors such as dust, moisture, and chemical exposure. The robust construction ensures consistent performance in high-demand applications.
            ● The membrane keypad switch provides responsive and accurate input functionality, with excellent tactile feedback that enhances user convenience and operational efficiency.
Specifications:
The table below describes the parameters of the Oxymat Siemens 7MB2021-0EA20-0BA1 7MB2021-0EA20-1BA1 7MB2021-0EA20-1BB1 Switch Membrane HMI Parts.
| Brand: | Siemens | 
| Operating Temperature: | 5°C ~ 45°C | 
| Position of Use: | Front panel vertical | 
| Warranty: | 12-Month Warranty | 
| Product Line: | Series 6 | 
| Storage Temperature: | -30°C~ 70°C | 
| Permissible Humidity: | < 90 % | 
| Keypad Size: | 19'' | 
Related Siemens ULTRAMAT/OXYMAT HMI Part No. :
| Siemens Ultramat/Oxymat HMI | Description | Inventory status | 
| 7MB2021-0EA00-0CB1 | Siemens Oxymat Membrane Keypad Switch Repair | In Stock | 
| 7MB2021-0EA00-1CA1 | Oxymat Siemens Operator Keyboard Replacement | Available Now | 
| 7MB2021-0EA00-1CB1 | Oxymat Siemens Keypad Keyboard Membrane Switch | In Stock | 
| 7MB2021-0EA20-0BA1 | siemens oxymat 6 Terminal Keypad Membrane Repair | In Stock | 
| 7MB2021-0EA20-1BA1 | Siemens OXYMAT Operator Keyboard Replacement | Available Now | 
| 7MB2021-0EA20-1BB1 | Siemens Oxymat Terminal Keypad Membrane Switch | In Stock | 
| 7MB2021-0EA20-1CA1 | Oxymat 6 Siemens Keyboard Membrane Replacement | Available Now | 
| 7MB2021-1AA00-1CA1 | Siemens Oxymat Membrane Keyboard Keypad Repair | Available Now | 
| 7MB2023-0AA00-1CB1 | Siemens ULTRAMAT/OXYMAT Operator Panel Keypad | In Stock | 
| 7MB2023-0AC00-0AD1 | Ultramat/Oxymat Siemens Switch Membrane Keypad | In Stock | 
| 7MB2023-0CA00-1CB1 | Siemens Ultramat/Oxymat Membrane Keypad Repair | In Stock | 
| 7MB2023-0EA03-0AV1 | Siemens ULTRAMAT/OXYMAT Keyboard Membrane | Available Now | 
| 7MB2023-0EA03-1NC1 | Ultramat/Oxymat Siemens Operator Keyboard Repair | In Stock | 
| 7MB2023-0EA03-1ND1 | ULTRAMAT/OXYMAT Siemens Terminal Keypad Repair | Available Now | 
| Siemens Ultramat/Oxymat HMI | Description | Inventory status | 
Siemens Oxymat HMI Manuals PDF Download:
FAQ:
Question: What to do if magnetic field supply faulty?
Answer: 
            1. Check Power Supply – Ensure the power source is stable and within the required voltage range.
            2. Inspect Connections – Verify all wiring and connectors are properly secured and undamaged.
            3. Consult the Manual – Refer to the manufacturer’s documentation for model-specific troubleshooting.
            4. Contact Support – If the issue persists, reach out to Siemens technical support or a qualified technician.
 
Question: What to do if a Parameter Memory Test Failed error occurs?
Answer: It may be caused by EEPROM containing incorrect or incomplete data in the working range.
            ✔ Execute RESET or switch the device off and on again. If the error message S1 appears again:
            ✔ Load user data (function 75)
            ✔ contact service department, Make sure you leave the device in operation to assist the fault diagnostics of the service staff!
Common misspellings:
7MB2021-0EA200-0BA1 7MB2021-0EA20-1BA1 7MB2021-0EA20-1BB17MB2021-0EA20-0BA1 7MB021-0EA20-1BA1 7MB2021-0EA20-1BB1
7MB2021-0EA20-0BA1 7MB2021-0EA20-1BA1 7MB2021-0EA20-1881
7MB2021-0EA20-0BA1 TMB2021-0EA20-1BA1 7MB2021-0EA20-1BB1
7MB2021-0EAZ0-0BA1 7MB2021-0EA20-1BA1 7MB2021-0EA20-1BB1


