User manual for the 3M Ranger 247 fluid warming system, covering operation, safety features, specifications and maintenance.
The 3M Ranger 247 Fluid Warming System is designed to heat infusion fluids and deliver them at a maximum flow rate of 867 mL/min while maintaining outlet temperatures between 33 °C and 41 °C. The system consists of a reusable warming instrument and a single‑use sterile disposable kit, and it is intended for use by trained medical professionals.
This manual provides detailed operating instructions, safety warnings, troubleshooting steps, cleaning and storage procedures, and full technical specifications. It also outlines warranty service, technical support contacts, and regulatory compliance information. This manual is written in Chinese.
| Physical dimensions | 4.5 in (11 cm) H × 7.5 in (19 cm) W × 10 in (25 cm) L |
|---|---|
| Weight | 7 lb 7 oz (3.4 kg) |
| Preset temperature | 41 °C |
| Low temperature alarm set point | 33 °C |
| Operating temperature range | 15 °C to 40 °C |
| Storage temperature range | -20 °C to 45 °C |
| Relative humidity range | 10 % to 85 % RH |
| Regulatory certifications | IEC/EN 60601‑1, CAN/CSA‑C22.2 No.601.1, UL 60601‑1 |
The system can deliver fluid at up to 867 mL per minute when the fluid bag is hung 100 cm above the display.
The instrument heats the fluid to the preset temperature of 41 °C within 2 minutes.