Key facts
- Brand
- Panasonic
- Model
- 121E
- Category
- Other Electronics
- Documents
- 3
- Languages
- EN · ZH
- Last added
- 2012-08-08
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Panasonic EW3121 Electronic Blood Pressure Monitor User Manual
This manual explains safety precautions, proper installation of batteries and the dedicated AC power supply, and how to correctly wrap and position the cuff for accurate arm measurements. It also describes the operation of the start/stop button, the body‑motion prompt indicator, and the steps for storing measurement data.
Additional sections cover troubleshooting tips, handling of abnormal readings, cleaning and maintenance, and detailed technical specifications such as pressure range, accuracy, and dimensions. The document ends with a Q&A that clarifies common user questions. This manual is written in Chinese.
Panasonic 121E specifications
| Power source (battery) | DC6V (5 alkaline batteries, 4 pcs) |
|---|---|
| Power source (AC) | AC220V/50Hz |
| Display | Digital LCD |
| Measurement method | Oscillometric (示波法) |
| Inflation speed | 0.5‑1.1 kPa/s |
| Weight | ≈510 g (without battery) |
| Pressure sensor | Semiconductor pressure sensor |
| Pulse sensor | Semiconductor pressure sensor |
Source: Panasonic EW3121 Electronic Blood Pressure Monitor User Manual
All Panasonic 121E documents by type
Ratings, dimensions and ordering codes, for selection and design work.
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in these manuals
What is the main advantage of using these transistors?
Costs can be reduced through downsizing of the equipment and reduction of the number of parts.
From: Panasonic UN1211/1212/1213/1214/1215/1216/1217/1218/1219/1210/121D/121E/121F/121K/121L handbook
What package type is used for these transistors?
They use an M type package allowing easy automatic and manual insertion as well as stand-alone fixing.
From: Panasonic UN1211/1212/1213/1214/1215/1216/1217/1218/1219/1210/121D/121E/121F/121K/121L handbook