Rak283 Blood Pressure Monitor User Manual Work

Place your arm on a flat surface (such as a table) so that the cuff sits at the exact same level as your heart. Applying the Upper Arm Cuff

Located on the back or side for AC/USB power connectivity. Initial Setup and Configuration

Rest your test arm on a flat surface (like a table) so that the upper arm rests naturally at the exact level of your heart. 🦾 Applying the Upper Arm Cuff

: If the cuff is not already looped, thread the end through the metal D-ring so the hook-and-loop (Velcro) surface faces outward. Connection rak283 blood pressure monitor user manual

| Parameter | Specification | | :--- | :--- | | Model | RAK283 | | Measurement Method | Oscillometric | | Pressure Range | 20–280 mmHg | | Pulse Range | 40–199 beats/min | | Accuracy (Pressure) | ±3 mmHg | | Accuracy (Pulse) | ±5% of reading | | Inflation | Automatic electric pump | | Deflation | Automatic pressure release valve | | Power | 4 x AAA batteries (6V DC) | | Battery Life | ~300 measurements | | Auto-off | 60 seconds idle | | Operating Environment | 10–40°C, 15–90% RH | | Storage Environment | -20–55°C, 10–93% RH | | Weight (main unit) | Approx. 260g (without batteries) | | Dimensions | 145 x 105 x 55 mm | | Cuff size (included) | 22–42 cm (9–16.5 inches) | | Protection class | Internally powered, Type BF applied part |

: Slide open the battery cover on the bottom and insert four AAA alkaline batteries , ensuring the polarities (+/-) match the symbols in the compartment.

: Pressure: 0–280 mmHg (0–37.3 kPa) | Pulse: 40–199 beats/min Place your arm on a flat surface (such

Adjustable upper arm cuff (typically fitting arms 22–32 cm or 22–42 cm). User Manual: Standard manufacturer instruction booklet. Storage Case: Fabric pouch for device protection. Key Components of the Monitor

| Blood Pressure Category | Systolic (mmHg) | Diastolic (mmHg) | | :--- | :--- | :--- | | Optimal | < 120 | and < 80 | | Normal | 120–129 | and/or 80–84 | | High Normal | 130–139 | and/or 85–89 | | Grade 1 Hypertension | 140–159 | and/or 90–99 | | Grade 2 Hypertension | 160–179 | and/or 100–109 | | Grade 3 Hypertension | ≥ 180 | and/or ≥ 110 |

Here are the general guidelines for interpreting your blood pressure readings: 🦾 Applying the Upper Arm Cuff : If

Replace all 4 AAA batteries with fresh, high-quality alkaline batteries. Batteries installed incorrectly or dead; loose power cord.

(depending on your specific unit's requirement) into the bottom compartment. Alternatively, some models support a 6V DC power adapter or USB-C cable for battery-free use. Cuff Preparation

Shows systolic pressure, diastolic pressure, pulse rate, date, time, and user profile.

Once the minutes are set, the screen will save the changes and turn off automatically. Guidelines for an Accurate Measurement