| Product Showcase |
Content |
| Product Name |
A9P WEIGHING INDICATOR WITH BUILT-IN PRINTER |
| Product Image |
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| Product Overview |
The A9P Weighing Indicator is a high-precision analog weighing terminal designed for static electronic weighing systems using multiple load cells. It integrates weight display, data storage, printing, communication and calibration functions in one desktop instrument.
With a built-in dot-matrix micro printer, large LED display and multiple communication interfaces, the A9P is suitable for platform scales, floor scales, livestock weighing platforms and other compatible static weighing systems. |
| Product Gallery |
Desktop weighing indicator, 7-digit LED weight display, integrated dot-matrix micro printer, numeric function keypad, rear communication interfaces and compact 330 × 195 × 177 mm housing. |
| Key Features |
- High-Precision A/D Conversion: Uses high-precision Sigma-Delta analog-to-digital conversion technology.
- Wide Signal Input Range: Processes analog load-cell signals from -16 mV to 18 mV.
- Multi-Load-Cell Support: Supports up to 8 × 350 ohm or 16 × 700 ohm load cells according to system configuration.
- 7-Digit LED Display: Large illuminated display provides clear weight readings and battery-status indication.
- Built-In Printer: Integrated dot-matrix micro printer supports on-site weighing-ticket output.
- Large Data Storage: Stores up to 1001 weighing records, 1000 vehicle/tare records and 201 goods codes.
- Flexible Communication: Standard RS232 interface with optional RS422 or RS485 communication.
- External Scoreboard Support: Current-loop interface allows connection to a remote large display.
- AC/DC Operation: Supports mains power and compatible rechargeable battery operation.
- Adjustable Calibration: Includes zero tracking, zero setting, two-point linear correction and compensation calibration functions.
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| Working Principle |
Compatible analog load cells convert the mechanical load applied to the weighing platform into a millivolt electrical signal. The A9P receives this signal through the load-cell connection and converts it into digital weighing data using its high-precision Sigma-Delta A/D converter.
After calibration and signal processing, the measured weight is shown on the LED display. The operator can perform zeroing, tare, data storage and printing operations, while weighing records can also be transferred to compatible computers, remote displays or external management systems through the available communication interfaces. |
| Technical Specifications |
| Model |
A9P |
| Product Type |
Analog Weighing Indicator with Built-In Printer |
| A/D Conversion |
Sigma-Delta |
| Input Signal Range |
-16 mV to 18 mV |
| Conversion Speed |
Approx. 10 Times/Second |
| A/D Resolution Code |
1,000,000 Counts |
| Load Cell Excitation |
DC 10 V |
| Load Cell Capacity |
Up to 8 × 350 ohm or 16 × 700 ohm Load Cells |
| Load Cell Connection |
6-Wire with Automatic Long-Line Compensation |
| Display |
7-Digit LED Display |
| Display Character Height |
Approx. 0.8 in |
| Division Settings |
1 / 2 / 5 / 10 / 20 / 50 / 100 Selectable |
| Weighing Records |
Up to 1001 Records |
| Vehicle / Tare Records |
Up to 1000 Records |
| Goods Codes |
Up to 201 Records |
| Built-In Printer |
Dot-Matrix Micro Printer |
| Serial Communication |
RS232 Standard / RS422 or RS485 Optional |
| Serial Baud Rate |
600 / 1200 / 2400 / 4800 / 9600 Selectable |
| RS232 Transmission Distance |
Up to 30 m |
| RS422 / RS485 Distance |
Up to 1200 m |
| External Display Interface |
20 mA Current Loop |
| External Display Baud Rate |
600 |
| External Display Distance |
Up to 2000 m |
| AC Power |
AC 220 V, 50 Hz |
| DC Power |
DC 12 V / 7 Ah External Battery |
| Reference Dimensions |
Approx. 330 × 195 × 177 mm |
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| Applications |
- Electronic platform scales
- Electronic floor scales
- Truck scales and weighbridges
- Static livestock platform scales
- Pig weighing platforms and cage scales with compatible analog load cells
- Cattle weighing platforms and pen scales
- Sheep and goat weighing systems
- Farm material and feed weighing stations
- Industrial static weighing systems
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| Installation & Maintenance |
- Match the indicator with compatible analog load cells and confirm total load-cell impedance before connection.
- Disconnect power before connecting or servicing load cells, communication cables or external equipment.
- Use the specified 6-wire load-cell connection where long-line compensation is required.
- Complete zero setting and calibration after initial installation or major weighing-system service.
- Keep the indicator in a dry, clean and well-ventilated location.
- Do not expose the instrument directly to livestock-house washdown, high-pressure water or excessive condensation.
- Keep printer paper correctly installed and remove paper dust periodically.
- Inspect load-cell wiring, plugs, communication connectors and power cables regularly.
- Back up or export important weighing records according to the user's management procedure.
- Use qualified technical personnel for internal servicing and calibration adjustments.
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| Product FAQ |
Q: Does the A9P include a printer?
A: Yes. The A9P configuration includes a built-in dot-matrix micro printer for weighing-ticket output.
Q: How many load cells can be connected?
A: The listed configuration supports up to eight 350-ohm load cells or sixteen 700-ohm load cells.
Q: Can the A9P connect to a computer?
A: Yes. RS232 communication is standard, while RS422 or RS485 can be configured where required.
Q: Can an external large display be connected?
A: Yes. A current-loop scoreboard interface is provided for compatible remote displays.
Q: How many weighing records can be stored?
A: The listed storage capacity is up to 1001 weighing records.
Q: Can it operate without mains power?
A: The indicator supports AC/DC operation and can use a compatible external rechargeable battery configuration.
Q: Can the A9P be used with livestock scales?
A: Yes. It can be used with compatible static pig, cattle, sheep and other livestock weighing platforms equipped with suitable analog load cells.
Q: Is the A9P waterproof?
A: It should be installed in a dry protected location and should not be exposed directly to washdown or high-pressure water unless additional enclosure protection is provided.
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