Product Features
- Superior hydraulic design, no moving parts, zero wear, eliminate maintenance;
- Advanced ultrasonic technology for precise and ultra reliable metering;
- Extremely wide turndown ratio (R=500);
- Excellent long-term stability and reliability;
- Battery powered, designed with low power consumption, capable of continuous operation for more than 10 years;
- The entire pipe body is made of high-quality stainless steel, precision machined by industrial robots, and has reliable quality;
- Extremely sensitive and accurate in low flow;
- IP68 protection level, both the whole pipe body and electronic components can work underwater for a long time;
- Adjustable Flange,provide customzied flange service avalilable.
- Multiple output modes: standard RS485, optional LoRa, NB IoT, 4-20mA current output, pulse, GPRS, etc;
- Optional built-in pressure measurement and GPRS integrated wireless remote transmission function;
Technical Parameter
| Maximum working pressure | 1.6Mpa | |
| Temperature rating | T30, T50 (default T30), high temperature T70 T90 | |
| accuracy class | Compliant with JJG162-2009 "Cold Water Meter" standard level 2, level 1 optional | |
| Caliber range | DN40～DN300 | |
| Range ratio | R250, R500, R800 (provided according to customer requirements) | |
| material | cast iron (QT450-10), stainless steel SS304 (if the user has higher material requirements, SS316 or SS316L can be selected) | |
| BATTERY LIFE | Over 10 years (power consumption ≤ 0.5mW) | |
| protection grade | IP68 | |
| Ambient Temperature | -40~+70℃，≤ 100%RH (Beyond this range, please inform us when placing an order) | |
| pressure loss | ΔP10、ΔP16、 (Based on different dynamic traffic) | |
| Categories of climate and mechanical environmental conditions | Class C | |
| Electromagnetic environment level | E2 | |
| signal output | RS485 (ModBus), LoRa, M-bus, OCT pulse output, 4-20mA, GPRS and other optional options | |
| display | monitor | LCD 9-digit dual row display+status prompt |
| show contents | Can display cumulative flow (m3, L, GAL), instantaneous flow (m3/h, L/min, GPM), pressure (Mpa), temperature (℃), power alarm, water flow direction, output mode, etc. on the same screen | |
| Data Communication | Optoelectronic interface | Baud rate 2400bps, using EN13757 protocol |
| RS485 | Baud rates of 2400bps, 4800bps, 9600bps are optional, default 2400bps, ModBus RTU protocol | |
| Connection method | Flange connection (using GB/T9119-2010 standard) | |
| Sensitivity level of upstream and downstream flow fields | U3/D0 or U0/D0 | |
| Measurement Frequency | 1-4 times/second, adaptive according to different flow states | |
| Data Storage | Can store data from the past 7 * 24 hours, 365 days, and 72 months, and permanently save data after power failure | |
Note: GAL stands for gallon; GPM: Gallons per minute
