WSLRWAL-TF is a PD Oval gear liquid flow meter with LoRaWAN connection. Designed to produce high accuracy, and a wide turn-down range. This flowmeter is used to measure the flow of liquids such as Diesel, chemicals... The device works with a C-size battery for 5-10 years. Allows connection to any LoRaWAN Gateway on the market, and fully supports all LoRaWAN frequency bands in the World.
| Measuring technology | Oval gear Positive Displacement measurement method | 
| Measuring range | 0.0005 - 150 M3/h | 
| Sizes | 1/8" - 4" | 
| Linearity | +/- 1.0%, 0.5%, 0.2% of measured value | 
| Repeatability | +/- 0.03% of measured value | 
| Working temperature range | -20 .. +120 oC | 
| Body material | Stainless steel or Aluminum | 
| Working pressure | 68 barg max | 
| Connection | Threads, Flange | 
| Communication | LoRaWAN Class A, V1.0.3 | 
| Data rate | 250b/s.. 5470b/s | 
| Antenna | External antenna | 
| RF power and frequency | 860..930 MHz, +14 .. +20 dBm, configurable for zones: EU868, IN865, RU864, KR920, AS923, AS923-2, AU915, US915 | 
| Mode of sending data | periodic interval, or when the state of input changes, and is activated by magnetic key. | 
| RF module compliant | ETSI EN 300 220, EN 303 204 (Europe) FCC CFR47 Part15 (USA), ARIB STD-T108 (Japan) | 
| Configuration | Via Downlink or via USB cable (PC software provided free of charge) | 
| Battery | 1 x 3.6V type C LiSOCl2 battery (recommended SAFT LS26500). Batteries are not included with the device. | 
| Electronic housing | Aluminum alloy, powder coated, IP66 | 
| Area of application | Safe zone | 
| Working environment temperature | -40°C to +85°C (For use with SAFT LS26500) | 
| Dimensions | see dimension drawing for corresponding sizes | 
| Net weight | see dimension drawing for corresponding sizes | 
| WSLRWAL-TF-050A001-261RS | LoRaWAN Oval Gear PD Flow Meter, external antenna, IP66, DN50 2", 1.8-30 m3/h, 0.5% accuracy, Aluminum Body, PPS rotor, Viton, -15..120 oC, 10 barg, PN16 flanges | 
| WSLRWAL-TF-080E001-261RS | LoRaWAN Oval Gear PD Flow Meter, external antenna, IP66, DN80 3", 3.0-60 m3/h, 0.5% accuracy, Aluminum Body, PPS rotor, Viton, -15..120 oC, 10 barg, PN16 flanges | 
| WSLRWAL-TF-100A001-261RS | LoRaWAN Oval Gear PD Flow Meter, external antenna, IP66, DN100 4", 4.5-90 m3/h, 0.5% accuracy, Aluminum Body, PPS rotor, Viton, -15..120 oC, 10 barg, PN16 flanges | 
| WSLRWAL-TF-100E001-261RS | LoRaWAN Oval Gear PD Flow Meter, external antenna, IP66, DN100 4", 9.0-150 m3/h, 0.5% accuracy, Aluminum Body, PPS rotor, Viton, -15..120 oC, 10 barg, PN16 flanges |