KDC421iN-SF - Barcode Reader Koamtac - Free user manual and instructions
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| Product type | Portable Bluetooth Barcode Reader |
| Dimensions | 105 x 50 x 28 mm (4.1 x 2.0 x 1.1 in) |
| Weight | 100 g (3.5 oz) |
| Power supply | Rechargeable Li-ion battery, 3.7 V, 1200 mAh |
| Battery life | Approximately 12 hours of continuous scanning |
| Charging method | Micro USB cable or optional charging cradle |
| Bluetooth version | Bluetooth 4.0 (BLE) with HID and SPP profiles |
| Wireless range | Up to 10 m (33 ft) in open space |
| Scan engine | Laser diode, 1D linear imager |
| Scan rate | 100 scans per second |
| Minimum resolution | 4 mil |
| Supported barcode types | UPC/EAN, Code 128, Code 39, Code 93, Codabar, Interleaved 2 of 5, and more |
| Data storage | Batch mode storage for over 10,000 barcodes |
| Indicators | LED, beeper, and vibration feedback |
| Operating temperature | -10°C to 50°C (14°F to 122°F) |
| Storage temperature | -20°C to 60°C (-4°F to 140°F) |
| Ingress protection | IP42 (splash resistant) |
| Maintenance and cleaning | Clean the lens with a soft, dry cloth; avoid harsh chemicals or water |
| Safety | Laser Class 1, CE, FCC, RoHS compliant |
| Spare parts and repairability | Replacement battery, charging cable, and cradle available; battery replaceable by an authorized service center |
Frequently Asked Questions - KDC421iN-SF Koamtac
How do I charge the KDC421iN-SF?
Connect the included micro USB cable to the scanner and a USB power adapter or computer. The LED indicator will show charging status. Alternatively, use the optional charging cradle for cable-free docking.
Does the KDC421iN-SF support 2D barcode scanning?
No, this model is a 1D laser scanner designed for linear barcodes. For 2D barcode support, please consider Koamtac's 2D imager models.
What is the maximum Bluetooth range?
In an open area, the Bluetooth 4.0 connection can reach up to 10 meters (33 feet). Obstructions such as walls may reduce this range.
How do I reset the KDC421iN-SF to factory settings?
Press and hold the Power key for at least 5 seconds until the LED blinks rapidly, or use the reset pinhole (if available). For detailed steps, refer to the user manual.
Is the KDC421iN-SF waterproof?
The scanner is rated IP42, which means it is splash resistant but not designed for immersion. Avoid exposing it to heavy rain or underwater conditions.
Can I use this scanner with Android and iOS devices?
Yes, the KDC421iN-SF connects via Bluetooth HID or SPP and works with Android, iOS, and Windows devices without requiring a dedicated driver.
What types of barcodes can it scan?
It supports common linear symbologies including UPC/EAN, Code 128, Code 39, Code 93, Codabar, and Interleaved 2 of 5.
Does the device have batch storage mode?
Yes, the scanner can store over 10,000 barcodes in memory when not connected to a host device. The data can be transferred later via Bluetooth or USB.
How long does the battery last on a full charge?
With typical usage, the 1200 mAh Li-ion battery provides approximately 12 hours of continuous scanning or several days of normal intermittent use.
How should I clean the scanner lens?
Use a soft, dry microfiber cloth to gently wipe the lens window. For stubborn dirt, you may slightly dampen the cloth with plain water. Do not use solvents, alcohol, or abrasive cleaners.
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USER MANUAL KDC421iN-SF Koamtac
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Product information
Brand : Koamtac
Model : KDC421iN-SF
Category : Barcode Reader