PCB Piezotronics
PCB Piezotronics ep64xb7x Series 4-20 Ma Velocity Sensor
Model EX640B71:Intrinsically-safe vibration sensor, 4 to 20 mA output, 0 to 1.0 in/sec pk, 3 to 1k Hz, top exit, terminal block with conduit elbow
Available models include EX640B71, EX640B72, EX641B71.
Model EX640B71:Intrinsically-safe vibration sensor, 4 to 20 mA output, 0 to 1.0 in/sec pk, 3 to 1k Hz, top exit, terminal block with conduit elbow
This series includes the official PCB Piezotronics models listed below.
Key Features
Model EX640B71:Intrinsically-safe vibration sensor, 4 to 20 mA output, 0 to 1.0 in/sec pk, 3 to 1k Hz, top exit, terminal block with conduit elbow
- Measurement Range: 0.0 to 1 in/sec pk (0.0 to 25.4 mm/s pk)
- Output: 4-20 mA
- Frequency Range: (±3dB)180 to 60000 cpm (3 to 1000 Hz)
- Sensing Element: Ceramic
- Weight: 1.2 lb (544 gm)
Model & Varian
| Model | Measurement Range | Output | Frequency Range (±3 dB) | Broadband Resolution | Non-Linearity | Temperature Range | Excitation Voltage | Settling Time (within 2% of value) |
|---|---|---|---|---|---|---|---|---|
| EX640B71 | 0.0 to 1 in/sec pk / 0.0 to 25.4 mm/s pk / [3] | 4-20 mA | 180 to 60000 cpm / 3 to 1000 Hz / [1] [2] | 0.005 in/sec pk / 0.13 mm/s pk / [4] | ±1 % | -40 to 176 °F / -40 to 80 °C | 12 to 30 VDC | <15 sec |
| EX640B72 | 0.0 to 2.0 in/sec pk / 0.0 to 50.8 mm/s pk / [3] | 4-20 mA | 180 to 60000 cpm / 3 to 1000 Hz / [1] [2] | 0.01 in/sec pk / 0.26 mm/s pk / [4] | ±1 % | -40 to 176 °F / -40 to 80 °C | 12 to 30 VDC | <15 sec |
| EX641B71 | 0.0 to 1 in/sec rms / 0.0 to 25.4 mm/s rms / [3] | 4-20 mA | 600 to 60000 cpm / 10 to 1000 Hz / [1] [2] | 0.005 in/sec rms / 0.13 mm/s rms / [4] | ±1 % | -40 to 176 °F / -40 to 80 °C | 12 to 30 VDC | <15 sec |
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Spesifikasi
| Measurement Range | 0.0 to 1 in/sec pk / 0.0 to 25.4 mm/s pk / [3] |
|---|---|
| Output | 4-20 mA |
| Frequency Range (±3 dB) | 180 to 60000 cpm / 3 to 1000 Hz / [1] [2] |
| Broadband Resolution | 0.005 in/sec pk / 0.13 mm/s pk / [4] |
| Non-Linearity | ±1 % |
| Temperature Range | -40 to 176 °F / -40 to 80 °C |
| Excitation Voltage | 12 to 30 VDC |
| Electrical Isolation (Case) | >100000000 Ohm |
| Size - Hex | 3.85 in / 98 mm |
| Size - Height | 5.52 in / 140 mm |
| Weight | 1.2 lb / 544 gm |
| Mounting Thread | 1/4 NPT / No Metric Equivalent |
| Sensing Element | Ceramic |
| Sensing Geometry | Shear |
| Housing Material | Stainless Steel |
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