AUL730 Series
The AUL730 Series is a fixed-mounted Ultrasonic Level Transmitter that can be fixed in the air and used for non-invasive measurement. Our microprocessor-based, user-friendly, field-programmable level measurement technique allows no interruption of the process level and has low installation costs.
Features
- Simple set-up and operation
- Fast and simple to install and configure
- Loop-powered 4-20 mA output with HART signal
- Low cost of installation and commissioning
- Non-contact level measurement
- Exclusive sensor for level transmitter
- Response time less than 1 second
Specification
| Measuring Principle | : | Ultrasonic Level Measurement |
| Measuring Range | : | 0-3 m, 0-5 m, 0-10 m, 0-15 m, 0-20 m |
| : | 0-10 ft, 0-16 ft, 0-33 ft, 0-50 ft, 0-65 ft | |
| Display | : | 4 Line LCD with Bargraph (illumination) |
| Resolution | : | 1 mm / 0.003 ft |
| Accuracy | : | +/-0.25% of Full Scale |
| Repeatability | : | +/-0.1% of reading |
| Material | ||
| Ultrasonic Tube | : | ABS |
| Sensor Head | : | Polyurethane (Standard) / ETFE / PTFE |
| Housing | : | ABS or Aluminum Alloy (Weather Proof) |
| : | Aluminum Alloy (Explosion Proof) | |
| Update Time | : | <3 s |
| Ambient Temperature | : | -20~60 °C |
| Relative Humidity | : | 0-100% RH |
| Sensor Frequency | : | 80 kHz / 40 kHz / 30 kHz |
| Blanking Distance | : | 0.35-1.0 m |
| Beam Angle | : | 6° |
| Keypad | : | 4 Key with tactile action |
| Response Time | : | Less than 1 second |
| Protection Class | : | IP65 (ABS) / IP67 (Aluminum Alloy) |
| : | Explosion Proof, Ex d (ia) IIB T4 | |
| Installation | : | G 2″ and 20 m sensor is M70 * 2 Standard |
| : | Flange end (Option) | |
| EMI / RFI Effect | : | Follow SAMA PMC 33.1 from 20-1000 |
| MHz and for field strengths up to 30 V/m |
| Process Temperature | : | -40~60 °C (Standard) |
| : | -40~100 °C (Option) | |
| Process Pressure | : | -0.8~2.0 bar G |
| Max. Cable Length | : | 50 Meter (Remote Version) |
| Power Supply | : | 12-36 VDC (2-Wire) (Compact) |
| : | Start-up current 25 mA (Standard) | |
| : | Start-up current 40 mA (With HART) | |
| : | 12-36 VDC / 85-260 VAC, 4-Wire (Remote) | |
| Power Consumption | : | Less than 3W |
| Current Output | : | 4-20 mA (2-Wire, 4-Wire) |
| Load | : | Rohm= (VDC-12) * 50 Ω |
| Alarm Output | : | High/Low/High-High/Low-Low (Remote) |
| Communication | : | RS485 MODBUS, 4-Wire only (Standard) |
| : | HART Signal (Option) | |
| Temp. Compensation | : | Built-in to compensate over |
| temperature range | ||
| Data Storage | : | Operation parameters are stored by |
| EEPROM for more than 10 years | ||
| Dimensions | ||
| Compact (ABS) | : | 105 mm (W) * 262 mm (H) * 168 mm (D) |
| Compact (Aluminum) | : | 161 mm (W) * 247 mm (H) * 132 mm (D) |
| Remote (ABS) | : | 183.5 mm (W) * 218 mm (H) * 125.5 mm (D) |
| Weight | : | 1.0 kg / 2.2 kg (Compact), 2.2 kg (Remote) |
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