2D Wired Handhold Barcode Scanner POS-1800A

Motion Tolerance: The Spec That Decides If a Scanner Feels Fast

Buyers compare scanners on resolution and decode speed, then find that two units with the same numbers feel completely different at the counter. The reason is usually motion tolerance — how fast the code can be moving when the scanner catches it.

The POS-1800A is specified at 75 cm/s on Code 128 and 80 cm/s on QR. Eighty centimetres a second is a brisk, continuous swipe, not a careful presentation. That number is what makes the difference in three everyday situations:

• Swiping past a fixed scanner. In a checkout where the scanner is on a stand and the cashier moves the item, motion tolerance is the whole experience. Low tolerance means the item has to pause in front of the window; high tolerance means it reads in the pass.
• Conveyor and belt scanning. Sortation lines, packing benches and production lines move items at a constant speed. Below roughly 50 cm/s a mid-range imager starts missing codes on a moving belt.
• Fast repetitive scanning. A stocktake or a receiving session where the operator scans a hundred items in a row. Tolerance stops the “hold it still” habit that halves throughput.

The sensor is a 640 × 480 global-shutter CMOS with a 32-bit ARM MCU plus DSP, 4 mil minimum resolution and a stated bit error rate of 1 in 5,000,000 — a low enough figure that a misread is a system problem, not a scanner problem.

IP42, 15 kV ESD and 1.5 m Drops: What Rugged Means Here

This is the wired 2D unit in the range that is built for environments where a scanner gets treated badly. Three ratings do the work.

IP42. Protected against solid objects over 1 mm and against dripping water at up to 15° tilt. That is not a waterproof rating — it will not survive a hose-down or a dunk — but it covers dust ingress and a wet counter, which is where most retail scanners actually live.

15 kV air discharge ESD protection. This is the rating that quietly matters in dry climates and in carpeted shops. Static from a hand or a trolley discharges into the scanner’s housing; an unprotected unit resets, locks up, or dies. 15 kV is a commercial-grade figure and one of the reasons industrial and logistics buyers specify this class of unit rather than a consumer scanner.

1.5 m free fall onto concrete. Rated for repeated drops, which matches the actual failure case: a scanner knocked off a counter or dropped while being carried.

Operating range is 0–60 °C at 20–85% non-condensing humidity — wider than the retail norm at the top end, which matters near ovens, in unventilated back rooms and in vehicles.

Fourteen Keyboard Layouts, and Why That Is an Export Feature

A USB HID scanner types the code into the host as if a keyboard had typed it. Which keyboard matters: the character set sent for a code containing hyphens, slashes or accented characters depends on the layout the scanner is configured for.

The POS-1800A supports English, Belgian, Finnish, French, German, Italian, Swedish, British, Danish, Norwegian, Spanish, Portuguese, Turkish Q, Turkish F and Japanese. That list is not padding — it is what makes the unit deployable in a market without a firmware change:

• Turkish Q and F are separate layouts with different character positions — a scanner locked to US layout produces wrong characters in a Turkish deployment, which shows up as corrupted SKUs rather than an obvious error.
• German, French and Belgian differ on the punctuation used in GS1 and internal codes. A hyphen or a slash in a code is a different key.
• Japanese covers kana input for domestic deployments.

For an OEM or distribution programme shipping into several countries, this replaces a per-market firmware build with a configuration barcode in the box.

Host Compatibility

Windows XP through 10, Linux, Android and macOS are all listed as supported. The practical reading:

• Windows needs no driver in HID mode. The scanner presents as a keyboard and the POS software receives keystrokes exactly as if typed.
• Android works over USB OTG in HID mode, which is the arrangement most Android POS SDKs expect. This is the combination to verify first if the terminal is an Android all-in-one.
• Linux works in HID mode with no driver, or as a virtual COM device (CDC) if the application needs a serial-style read.
• macOS works in HID mode. Same caveat as any HID scanner: the layout must match the host’s keyboard layout or the characters come out wrong.

Trigger modes are manual, continuous and auto-sensing. Continuous is the mode to avoid on a counter — a scanner left in continuous mode reads whatever passes in front of it, including the label on the next customer’s bag.

Depth of Field and Angle

Published ranges are modest and honest: QR at 14.17 mil reads from 1 to 20 cm, PDF417 at 7.5 mil from 1 to 9 cm, EAN-13 at 10 mil from 3 to 30 cm. That is a working envelope of roughly 30 cm — normal for a handheld imager, and enough for shelf-edge and counter work where the operator brings the scanner to the label.

Scanning angle is 360° roll, ±55° pitch and yaw. In practice that means the label can be at any rotation on the pack and still read, which is what stops the “turn it round” motion at the till.

Print contrast floor is 25%, and ambient light immunity is 0–100,000 lux, so direct sunlight and bright display lighting are inside the specification.

Where the POS-1800A Fits

• Rugged retail and logistics counters. IP42, 15 kV ESD, 1.5 m drop rating, 80 cm/s motion tolerance.
• Conveyor and production-line scanning. The motion tolerance figure is the reason to pick it over a cheaper handheld.
• Export programmes with multiple keyboard markets. Fourteen layouts configured at build time.
• Android and Linux terminals. HID mode over USB OTG, no driver.
• Not for wireless or stocktaking offline. This is a wired unit. For batch inventory work, the POS-2210A stores 100,000 codes.
• Not for hands-free presentation. Counter-mounted scanning is the desktop range — POS-7200, POS-8800F, POS-8230.

The Wired 2D Models Side by Side

Three wired 2D handhelds sit close together on paper and differ in how they are used.

• POS-1800A — 145 g, IP42, 15 kV ESD, 75–80 cm/s motion tolerance, 14 keyboard layouts. The rugged choice.
• POS-1670 — 92–110 g, 25 cm/s decode speed, USB-KBW and USB-COM plus DB9. The light, low-cost choice for a supermarket lane.
• POS-3230A — 115.5 g, 2D imager, USB-C with Bluetooth 5.0 option, 100,000 lux ambient immunity. The wired-or-wireless choice.

Frequently Asked Questions

Is it waterproof?

No. It is rated IP42 — protected against objects over 1 mm and against dripping water at up to 15° tilt. It handles dust and a wet counter; it will not survive immersion or a hose-down.

Can it read a QR code on a phone screen?

Yes. A 2D imager reads emissive screens; a laser scanner does not.

Does it work with an Android POS terminal?

Yes, over USB OTG in HID mode, which is what most Android POS SDKs expect. Verify the terminal’s OTG support before ordering.

Why does the keyboard layout matter?

In HID mode the scanner types the code into the host, so the layout determines what characters arrive for punctuation. A mismatch corrupts SKUs silently. Specify the target market’s layout.

Does it need a driver?

No driver is required in HID mode on Windows, Linux, Android or macOS.

What is the warranty?

12 months minimum. OEM branding, packaging and pre-set keyboard layout are available — ask at quotation stage.

Next step: tell us the environment (counter, conveyor, warehouse), the host platform and the target market’s keyboard layout — we will confirm the configuration and quote factory-direct. Email sales@dcapos.com or contact us.

Related: POS peripherals · POS-1670 handheld scanner · POS-8280A desktop imager · POS systems

POS-1800A  Technical Parameter
Model		POS-1800A
Item		Wired 2D Barcode Scanner
Physical Parameter
Material		ABS+PC
Power Supply		DC 5V ±5%
Electric Current		200mA（working）；127mA（standby）；270mA（maximum） 【average current】
Power Consumption		1.00W（working）；0.63W（standby）；1.35W（maximum） 【Average power consumption】
Weight		145.0g±5g（Without cable）
Size		L*W*H：164.5 * 91.5 * 68.0（unit：mm）
Color		Black
Performance Parameter
Interface		USB
System Supported		Linux，Android，Windows XP、7、8、10，MAC
Language Supported		English；Belgian ；Finnish；French；German；Italian；Swedish；British；Danish；norwegian；Spanish ；Portuguese ；Turkish Q；Turkish F；Japanese ；Russian；Czech ；Thai；Ukrainian ； Brazilian ； Greek；Hungarian ；Dutch；Polish；Romanian； Slovak； (Virtual keyboard support)
Sensor		640×480 Global CMOS sensor
Light Source		Red led aiming + white led lighting
Processor		32-bit ARM MCU + DSP
Motion Tolerance		Code128： 75cm/sec QR：80cm/sec
Resolution		≥4mil
Bit Error Rate		1/5000000
Reading mode		Image
Trigger Mode		Manual ；Continuous scanning;Auto-sensing
Prompt Mode		Buzzer, Indicator Light（LED）
Print Contrast		≥25%
Scanning Angle		Pitch±55°，Yew±55°，Roll 360°
Decoding Capability	1D	◎Interleaved 2 of 5      ◎ITF-14        ◎ISBN ◎Code 11              ◎UCC/EAN-128   ◎GS1 Databar   ◎Matrix 2 of 5 ◎Industrial 2 of 5    ◎Code 128      ◎EAN-13        ◎EAN-8 ◎Code 39              ◎UPC-A         ◎UPC-E         ◎Codabar ◎Standard 2 of 5      ◎Plessey       ◎MSI-Plessey   ◎Code 93 ◎GS1 composite code
	2D	◎PDF417   ◎Data Matrix   ◎QR Code   ◎HanXin    ◎AZTEC    ◎Maxicode
Scanning depth		QR 14.17mil 8bytles：1cm – 20cm PDF417 7.5mil：1cm – 9cm EAN13 10mil: 3cm – 30cm
Environment Parameter
IP Grade		IP42
Operating Temp.		0 to 60℃ / 32 to 122℉
Storage Temp.		0 to 60℃ / 32 to 122℉
Operating Humidity		20% to 85%（No Condensation）
Storage Humidity		20% to 85%（No Condensation）
ESD Protection		15KV air discharge
Shock Resistance		1.5m free fall on concrete surface
Environmental light		0→100000Lux
Note: This parameter is subject to change without prior notice.