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เครื่องวัดอัตราการไหลของก๊าซ / ไอน้ำ / ของเหลว
เครื่องวัดอัตราการไหลของก๊าซ / ไอน้ำ / ของเหลว
เครื่องวัดอัตราการไหลของก๊าซ
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เนื้อหา
APT8000 Series
APT8000 series is a digital pressure transmitter designed for industrial
pressure measurement applications. The APT8000 offer configurations
for gauge pressure, absolute pressure and vacuum including integrated
solutions for industrial applications.
FEATURES
• Updating time of output current in 90 ms
• Improved performance, increased accuracy and greater stability
• Two years stability of 0.15%
• 0.075% accuracy
• Parameter setting by keypad directly
• 4-20 mA output plus direct digital HART communication
• Automatic zero calibration by press-button
• Explosion proof and weather proof housing
SPECIFICATION
| Process Fluid: | Display: |
| Liquid, Gas or Vapor | 5 Digits programmable & 0-100% Bargraph |
| Application: | Display Unit: |
| Absolute Pressure, Gauge Pressure, | Standard 22 different engineering unit |
| Vacuum | 5 Digits programmable for special unit |
| Measuring Range: | Keyboard: |
| 0 - 10 Kpa ~ 0 - 30 Kpa ( Minimum ) | 3 internal keys for Programming |
| 0 - 32 Mpa ~ 0 - 70 Mpa ( Maximum ) | and output setting |
| Turndown Ratio: | Current Output: |
| 100 : 1 | 4 - 20 mA 2 wires with Hart Signal |
| Accuracy: | Load |
| +/- 0.075% of span | Rohm=(Vdc-9)*50 |
| Stability: | Power Supply: |
| +/-0.15% of URL for 2 years | 9 ~ 36 VDC |
| Working Temperature: | Digital Communication: |
| -25 to +95 oC | Hart Protocol (Compatible) |
| Max. Pressure: | Damping: |
| 70 Mpa | 0 - 32 seconds |
| Material: | Response Time: |
| Connection | 90 mS |
| SUS 304 / SUS 316 | Mounting: |
| Diaphragm | Direct installation or bracket on 2" Pipe |
| SUS 316L / Tantalum | Humidity Limit: |
| Housing | 0 to 100% Relative Humidity |
| Low copper cast aluminum alloy with | Turn on Time: |
| polyurethane, light blue paint | 2 Seconds with minimum damping |
| Name / Tag Plate | Zero Calibration: |
| Stainless Steel 304 / Stainless Steel 316 | Automatic zero calibration by push-button |
| Cable Entry: | Ambient Temperature: |
| M20 Conduit Threads / 1/2" NPT( Female ) | -25 to +85 oC |
| Process Connection: | Dimensions: |
| 1/2" NPT, 1/2" BSP | 102 mm ( W ) * 160 mm ( H ) * 130 mm ( D ) |
| Temperature Effect: | Weight: |
| +/-0.18% of span per 20 oC | 1.3 Kg |
| Over Pressure Limit: | Protection Class: |
| 120% of Full Scale | IP67 ( Standard ) |
| Vibration Effect: | Intrinsically Safe EEx ia IIC T5 (Standard) |
| +/-0.05% of URL per g to 200 Hz in any | Explosion proof Ex D IIB T5 |
| axis | |
| EMI/RFI Effect: | |
| Follow SAMA PMC 33.1 from 20 to 1000 | |
| MHz and for field strengths up to 30 V/m |
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