Publish Time: 2024-05-10 Origin: Site
Mining Intrinsically Safe Temperature Vibration Sensor GWZ100/50
Overview and Applications
GWZ100/50 Mining Intrinsically Safe Temperature and Vibration Sensor is suitable for use in series or parallel with intrinsically safe system circuits in underground coal mines, and can also be used in non-explosive environments on the ground, such as iron and steel mills, cement factories, power plants, harbors and ports, etc., to measure the vibration of rotating machinery and other equipment. This product is designed and manufactured according to "GWZ100/50 Mining Intrinsically Safe Temperature and Vibration Sensor", Enterprise Standard No. Q/YZXY214-2022.
【Scope of application and safety warning】This sensor is suitable for use in underground coal mines, open-pit coal mines, coal preparation plants and other workplaces where there is a risk of gas and coal dust explosion, and it is powered by an intrinsically safe power supply (constant current source).
【Explosion-proof type and explosion-proof symbols】
Explosion-proof type: Intrinsically safe for mining use
Explosion-proof symbol: Ex ib I Mb
Coal Safety Certificate No.: MFB220693
Intrinsic safety parameters: Ui: 19V, Ii: 425mA, Ci: 49.5nF, Li: 0μH
Product Technical Indicators
| Main technical indicators | |
| Speed section | |
| Rang（peak） | ±50g |
| Sensitivity(25℃) | 100mv/g (160HZ) |
| Amplitude Non-linearity | ±1% |
| Frequency Response | 1～9,000Hz（±1dB） |
| 0.5～10,000Hz（±3dB） | |
| Shock Resistance(peak) | 2000g |
| Transverse Sensitivity Ratio | <5% |
| Driving Voltage | 18VDC～28VDC(current source) |
| Constant current source excitation | 2～10mA |
| Output Impedance | ＜100 Ω |
| Full range output（peek） | ±5V |
| Noise (rms) | ＜50μV |
| Bias voltage | +10～+14V |
| Operation Temp | -40℃～+85℃ |
| Temperature Section | |
| Temperature Signal | Pt100 A-level(±5%) |
| Temperature Range | -40℃～+120℃ |
| Common Part | |
| Shell Material | 304 Stainless Steel |
| Output Mode | Integral 4-core lead-in |
| Installation | 1/4-28 |
| Protection grade | IP67 |
| Weight | ～90g |
| Accessory | |
| Erection Bolt | 1/4-28 Adapter Bolt |
| Connecting cables | Four-core mining connecting cable |
Size Chart
Explosion Proof Certificate
Coal Safety Certificate
Scope of use
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