Explanation
The most basic model of the PWI series, the PWI-D desktop weight indicator offers all the basic functions related to weight measurement and is designed to be used in cooperation with all types of electronic weight measuring devices.
PWI-D offers capabilities to collect and store weight data by exporting to a PC via its standard serial output. Thanks to their industrial design, PWI-D indicators are serviceable and reliable devices, certified according to internationally recognized quality standards.
Features
• Plastic housing suitable for desktop use
• 6-digit red LED weight display
• Dust and moisture resistant membrane keyboard with tactile keys
• Tare, reset, function and adjustment keys
• Zero over the entire measuring range
• Output gain adjustment of the strain gauge
• Display the supply voltage and output voltage of the strain gauge
• RS232 serial output
Options
• RS422
• LCD
• RS485
• Remote Display Output
Accessories
• RD Remote Display
| Category | Description |
| Accuracy | |
| Accuracy class (OIML certified) | 6000d (III) |
| Input sensitivity | 0.5µV/digit |
| Sensitivity | 0.005% |
| Null and gain stability | 1.2ppm/°C |
| A/DC converter | 24-bit Sigma-Delta |
| Digital filter | Adjustable numerical filtration |
| Reporting frequency | 6-100Hz |
| Strain gauge | |
| Number of strain gauges supported | 8 (350Ω) |
| Analog input range | ±10mV/V |
| Supply voltage | 10V DC |
| Environment | |
| Operating temperature range (OIML certified) | -10°C to +40°C |
| Storage temperature range | -20°C to +70°C |
| Operating voltage and power | 12-24V AC / 12-36V DC – 5W |
| Control and Display | |
| Keyboard | Dust and moisture resistant membrane keyboard with 6 tactile keys |
| Weight Display | 20 mm, 6-digit, 7-segment, red LED (standard) / 20 mm LCD (optional) |
| Function Indicators | kg, no motion, center-of-zero |
| Program indicator | – |
| Body | |
| Material and Protection Class | Plastic, IP54 |
| Weight | 0.4 kg |
| Packaging Weight and Dimensions | 0.5 kg, 18x24x8.5 cm |
| Communication | Standard                                              Optional |
| Serial communication port | RS232 RS422 / RS485|
| Parallel printer output | – |
| Binary (BCD) output | – |
| Output for remote display | -                                                    √ |
| Digital Input/Output | – |
| Analog output | – |