
Functional Diagnostics
big ben® Expansion Module
Riester · 3655-130
Article No. AK-FD-065
The big ben® expansion module allows you to easily upgrade your ri-former diagnostic station with a precise and durable blood pressure monitoring system. The large, high-contrast scale enables fast and reliable reading of measurement results, supporting efficient workflows in clinical environments and medical practices. A precision air-release valve with fine adjustment ensures controlled and accurate measurements, improving overall reading reliability. The big ben® square expansion module is compatible with wall-mounted, rail-mounted, and mobile ri-former diagnostic stations. A chrome-plated screw connection allows quick and secure cuff changes, while the integrated storage basket provides organised and easily accessible cuff storage for daily clinical use. Designed for durability, the system features a shock-resistant housing and an integrated microfilter, ensuring consistent performance even under frequent use. The device also meets the British and Irish Hypertension Society (BIHS) standards, confirming its suitability for reliable blood pressure measurement in professional healthcare settings. With its robust design and practical features, the big ben® expansion module is an id
Specifications
- Brand
- Riester
- Model
- 3655-130
- Product type
- Wall Units
- Type
- Aneroid blood pressure monitor, 2-tube system, mercury-free
- Dial
- Square, scale Ø 145.5 mm
- Display
- High-contrast, easy-to-read scale
- Air-release valve
- Precision valve with fine adjustment
- Cuff connection
- Chrome-plated screw connection
- Microfilter
- Integrated to protect valve and measurement system
- Protection
- Shock-resistant housing
- Calibration
- Lifetime measurement technology, no recalibration required
- Accuracy
- ±3 mmHg (Riester standard: ±2 mmHg)
- Measurement conditions
- 10 °C to 40 °C, up to 85% relative humidity

