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| Categories | Digital Flow Switch |
|---|---|
| Brand Name: | Sier |
| Model Number: | SPK21 |
| Certification: | CE,RoHS |
| Place of Origin: | China |
| MOQ: | 1piece |
| Supply Ability: | 5000 pieces each month |
| Delivery Time: | 7days |
| Packaging Details: | Carton |
| Pressure range: | -0.1~250MPa |
| Max. Working Pressure: | 250MPa |
| Lora frequency: | 433MHz, 470MHz, 868MHz, 915MHz, 923MHz |
| Response time: | 10ms |
| Protection: | IP65 |
| Ambient Temperature: | -20~60°C |
Lora Pressure Sensor Digital Water Pump Pressure Switch
Features
4-bit LED display, low power, high speed data acquisition
Lora/Lorawan/NB-iot for wireless network. remote reading and control
19000 mAh Li battery for long time power consumption
Data collecting interval 5 miniutes, Data transmitting interval 30 minutes
High sensitivity, high precision, no data delay
Wireless pressure sensor, temperature sensor and depth sensor are available
| Measurement Range | -0.1~250MPa |
| Pressure type | Gauge, absolute |
| Lora/Lorawan frequency | 430MHz, 470MHz, 868MHz, 915MHz, 923MHz |
| Display | 4-digit LED display |
| Accuracy (%FS) | ±0.25% ±0.5% |
| Nonlinearity (%FS) | ≤0.2 ≤0.5 |
| Hysteresis (%FS) | ≤0.2 ≤0.5 |
| Repetition (%FS) | ≤0.2 ≤0.5 |
| Stability | ≤0.25 |
| Temperature Error- Zero (%FS/℃) | ≤0.1 |
| Temperature Error –Span (%FS) | ≤0.02 |
| Ambient temperature | -20℃~60℃ |
| Battery | 19000mAh Li battery |
| Overload (%) | 200 |
| Life | >9 Millions pressure cycles |
| Load impedance(Ω) | ≤750 |
| Response time (ms) | ≤0.1 |
| Measuring material | Compatible with 316L |
| Diaphragm material | 316L or ceramic |
| Connector material | 304, 316, Titan, Polytef |
| Pressure port | M20×1.5 G1/2, G1/4, 1/4 NPT or customize |
| Protection | IP65 |
Applications
1. Petrochemical power
2. Hydraulic / pneumatic system
3. Energy and water treatment system
4. Automation equipment
5. Industrial process control
FAQ
Q:Why choose us?
A:high accuracy high efficiency high quality
Q: Are you trading company or manufacturer ?
A: We are factory.
Q: How long is your delivery time?
A: we have it in stock, if you place a order, we will deliver it promptly
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