1. Introduction
Thank you for choosing the seca 374 EMR Ready Baby Scale. This precision instrument is designed for accurate and safe weighing of infants, featuring an extra-large weighing tray and EMR (Electronic Medical Record) compatibility. This manual provides essential information for the proper use, care, and maintenance of your scale to ensure reliable performance and the safety of the infant.
The seca 374 combines robust construction with advanced digital technology, offering functions such as TARE, auto-HOLD, and unit conversion for efficient and precise measurements in professional medical environments.

Image: Banner displaying "seca 374 Digital baby scale with extra large weighing tray" and the seca logo.
2. Safety Information
Please read all safety instructions carefully before operating the seca 374 baby scale. Failure to follow these instructions may result in injury or damage to the device.
- Always ensure the scale is placed on a stable, flat, and non-slip surface before use.
- Never leave an infant unattended on the scale. Always maintain physical contact with the infant during weighing.
- Keep the scale away from water and other liquids to prevent electrical shock or damage.
- Do not exceed the maximum weight capacity of 44 lbs / 20 kg.
- Use only the specified power adapter (seca 447 or seca 400) or appropriate batteries.
- Keep small parts, such as batteries, out of reach of children to prevent choking hazards.
- Regularly inspect the scale for any signs of damage. Do not use if damaged.
- The weighing tray features high side walls for increased safety, but constant supervision is still required.

Image: An infant lying safely in the seca 374 scale's weighing tray, which features high side walls for enhanced safety. An adult is supervising the infant.
3. Product Overview
The seca 374 is a digital baby scale designed for precision and ease of use. Below are the main components and their functions.
3.1 Main Components
- Weighing Tray: Extra-large, ergonomically designed tray with high side walls for secure placement of the infant.
- Display: Clear digital display for weight readings.
- Control Panel: Buttons for various functions such as TARE, HOLD, and unit conversion.
- Optional Measuring Rod (seca 233): Can be attached to the scale for simultaneous length measurement.
- Power Input: For connecting the optional power adapter.
- RS232 Port: For data transmission to EMR systems or printers.

Image: A comprehensive top-down view of the seca 374 baby scale, showcasing its extra-large weighing tray, digital display, control buttons, and the integrated optional measuring rod.

Image: An angled view of the seca 374 baby scale, highlighting its ergonomic design and digital display, without the measuring rod attached.
4. Setup
4.1 Unpacking and Initial Inspection
- Carefully remove the scale from its packaging.
- Inspect the scale for any visible damage that may have occurred during transit. If damaged, do not use and contact your supplier.
- Ensure all components listed in the packing list are present.
4.2 Power Supply
The seca 374 can be powered by batteries or an optional power adapter.
- Battery Installation: Open the battery compartment on the underside of the scale and insert the required batteries, observing polarity.
- Power Adapter: Connect the optional seca 447 or seca 400 power adapter to the power input port on the scale and then to a suitable electrical outlet.

Image: The seca power adapter, demonstrating its versatility with multiple interchangeable international plug types.
4.3 Placement
Place the scale on a firm, level, and stable surface to ensure accurate measurements. Avoid placing it near strong electromagnetic fields or direct sunlight.
4.4 Optional Accessories
Enhance the functionality of your seca 374 with optional accessories:
- Measuring Rod seca 233: For simultaneous length measurement.
- Head and Foot Positioners seca 418: To help position the infant for accurate length measurement.
- Power Adapter seca 447 / seca 400: For continuous power supply.

Image: The seca 233 measuring rod and seca 418 head and foot positioners, designed to complement the baby scale for comprehensive infant measurements.

Image: Two seca medical carts, one equipped with a drawer, both on wheels, providing mobile and organized storage solutions for medical equipment.
5. Operating Instructions
5.1 Turning On/Off
- To Turn On: Press the ON/OFF button. The display will show "0.000" when ready.
- To Turn Off: Press and hold the ON/OFF button until the display turns off. The scale also features automatic switch-off to conserve power.
5.2 Weighing Procedure
- Turn on the scale. Ensure the display shows "0.000".
- If using a blanket or diaper, place it on the weighing tray before placing the infant. Press the TARE button to zero out the weight of the blanket/diaper. The display will show "0.000" again.
- Carefully place the infant in the center of the weighing tray. Ensure the infant is calm and still for an accurate reading.
- The scale features a three-step damping system for fast and stable weighing, even with restless infants.
- Once the weight stabilizes, the auto-HOLD function will lock the reading on the display.
- Record the weight. To clear the reading for the next measurement, press auto-CLEAR.

Image: An adult carefully placing an infant onto the seca 374 baby scale for a weight measurement.

Image: A close-up shot of a hand interacting with the control panel of the seca 374 scale, emphasizing the three-step damping technology for quick and stable weighing.
5.3 Unit Conversion (lbs/kg)
To switch between pounds (lbs) and kilograms (kg), press the lbs/kg switch-over button. The current unit will be indicated on the display.
5.4 Measuring Length (with optional seca 233 measuring rod)
If you have the optional seca 233 measuring rod, you can measure the infant's length simultaneously with their weight.
- Ensure the measuring rod is correctly attached to the scale.
- Place the infant on the scale with their head against the fixed head positioner.
- Extend the movable foot positioner until it gently touches the infant's feet.
- Read the length measurement from the scale on the measuring rod.

Image: An adult performing both weighing and length measurement on an infant using the seca 374 scale, which is equipped with the optional length measuring rod.
5.5 Data Transmission (SEND/PRINT)
The seca 374 is RS232 compatible, allowing for data transmission to external devices such as EMR systems or printers. Consult your EMR system's documentation or seca support for specific connection and software requirements.
- Connect the scale to your desired device via the RS232 port.
- Press the SEND/PRINT button to transmit the current measurement data.
6. Maintenance and Care
6.1 Cleaning
- Clean the scale regularly with a damp cloth and a mild, non-abrasive cleaning agent.
- Do not use harsh chemicals, abrasive cleaners, or immerse the scale in water.
- Ensure the scale is completely dry before storage or next use.
6.2 Storage
Store the scale in a clean, dry place at room temperature. Protect it from extreme temperatures, humidity, and direct sunlight.
6.3 Calibration
The seca 374 is a medical-grade device designed for precise graduation. While it is factory-calibrated, regular professional calibration checks are recommended to ensure continued accuracy, especially in clinical settings. Refer to your local regulations and seca service guidelines for calibration intervals.

Image: A close-up view of a hand meticulously placing a small calibration weight onto a larger one, which rests on the seca 374 scale, illustrating the medical-grade precision and calibration process.
7. Troubleshooting
If you encounter issues with your seca 374 scale, refer to the following common problems and solutions. If the problem persists, contact seca customer support.
| Problem | Possible Cause | Solution |
|---|---|---|
| Scale does not turn on. | Low or dead batteries; power adapter not connected or faulty. | Replace batteries; ensure power adapter is securely connected and functional. |
| Inaccurate readings. | Scale not on a flat, stable surface; object touching the scale; air currents; scale needs re-calibration. | Relocate scale to a stable surface; ensure nothing is touching the scale; avoid drafts; contact service for calibration. |
| Display shows "Err" or other error codes. | Overload; internal malfunction. | Remove weight if overloaded; turn off and on again. If error persists, contact support. |
| Auto-HOLD not working. | Infant is moving excessively. | Wait for the infant to be still; the damping function helps, but extreme movement can prevent hold. |
8. Specifications
Detailed technical specifications for the seca 374 EMR Ready Baby Scale.
| Feature | Detail |
|---|---|
| Model Number | 3741321009 |
| Capacity | 44 lbs / 20 kg |
| Graduation | 0.2 oz < 22 lbs > 0.5 oz / 5 g < 10 kg > 10 g |
| Functions | TARE, BMIF (Body Mass Index Function), auto-HOLD, auto-CLEAR, lbs/kg switch-over, damping, automatic switch-off, SEND/PRINT |
| Product Dimensions | 24.5 x 14 x 7.5 inches |
| Product Weight | 12.95 Pounds |
| Display Type | LED |
| Connectivity | RS232 compatible |
| Manufacturer | seca |
9. Warranty and Support
9.1 Warranty Information
For detailed warranty information, please refer to the warranty card included with your product or visit the official seca website. Warranty terms typically cover manufacturing defects under normal use.
9.2 Protection Plans
Extended protection plans may be available for your seca 374 scale. These plans can offer additional coverage beyond the standard manufacturer's warranty. Examples include:
- 2-Year Protection Plan
- 3-Year Protection Plan
- Complete Protect: A monthly plan covering eligible past and future purchases.
Please check with your retailer or seca for availability and terms of these protection plans.
9.3 Customer Support
If you require technical assistance, have questions about your scale, or need to arrange service, please contact seca customer support. Contact details can typically be found on the seca official website or in the product packaging.
For more information, you can visit the seca Store on Amazon.





