Complaint
SM39P series wireless pressure transmitter is designed for the pipeline pressure monitoring. Can be used in petroleum, chemical, metallurgy, electric power, light industry, building materials, scientific research and other fields, and it is the product of choice for industrial process control. In the micro power wireless communication, Li Min sensor and low power MCU, explosion-proof, LCD technology, is a new type of digital energy saving and environmental protection products, have been a number of patents. Industrial environment design, stable and reliable performance, has been widely used in Daqing, North China, Xinjiang and other fields for its high precision, simple installation, convenient maintenance, high reliability, environmental protection and durability to win user acceptance.
| project | function | Characteristic index |
| function | Pressure collecting | Periodic timing acquisition temperature, with the upper and lower limits, and other functions |
| Supporting | Oil well pressure test | With the SM40P-5000 series of RTU single well pressure monitoring system for oil wells, oil pressure and casing pressure, injection pressure, manifold pressure monitoring |
| power supply | Disposable high energy battery | Long service life, simple, stable and reliable |
| communication | Support PRO ZigBee, SMSF local wireless data communication network | There is no need to discharge pipe wiring, and greatly save construction cost |
| collection | Low power design | Meet the needs of data collection |
| display | LCD liquid crystal display temperature, battery voltage, LED, configuration instructions; reset indication mode indication and network status indicator, data acquisition and status indication; | Display form, refresh rate can be set; conducive to the scene on duty personnel observation, record, maintenance, etc. |
| install | Standard threaded connection | Disassembly, maintenance convenient and quick |
| maintain | Remote or local online parameter setting, battery voltage, fault monitoring. | Convenient and reliable |
| project | Technical index | Characteristic index |
| range | 0~1.0, 1.6, 2.5, 4, 6, 10, 16, 25, 40, 60, 100Mpa, etc. (can be customized) | According to field application matching |
| accuracy | > 0.25%FS or 0.5%F.S (depending on the specific model) | |
| Battery | 3.6V/19,000mAh | Battery life > 1.5 years |
| low power consumption | Sleep current <15uA, working current <40mA | |
| Intensive collection | Cycle≥10s. Can set. | Meet the needs of data collection |
| Protection level | IP68 | Dust, sand, water etc. |
| Explosion proof | Explosion proof Certificate No.:CE13.2134X Ex-mark:Ex ib II C T4 Gb | Suitable for IIC, IIB, II class a explosive gas environment |
| working temperature | -40~+85ºC(ambient temperature) -50 ºC~ + 350 ºC(Medium temperature); | Meet the high cold and high temperature industrial grade environment |
| Process connection | R1/2 "," G1/2, NPT1/2 ", M20 * 1.5 (customizable) | According to the field application matching |
| Electrical connection | R1/2 "," G1/2, NPT1/2 ", M20 * 1.5 (customizable) | According to the field application matching |
| Local wireless data communication | SMSF network, the horizon is greater than or equal to 150m (according to the actual custom), carrier frequency: 433MHz, baud rate: 19200, GFSK narrowband modulation. High performance forward error correction channel coding and decoding technology to improve the reliability of data communication in the case of low power consumption. | Low power consumption, public data transmission frequency, no need to apply frequency point |
| Support PRO ZigBee 2007 standard; multiple network topology, fast, reliable, secure. | ||
| Sensor ID | SMSF: the unique identity of four bytes; ZigBee network: according to the name of the oil wells or designated identifier to calculate the unique network communication parameters (network ID, channel number, etc.) | Ensure forever uniqueness |
