Customer demand: Nigerian customer needs to monitor the water level and temperature of a deep well with a depth of 200 meters and a well diameter of 150mm. The data must be accurate and reliable, and both local data reading and remote monitoring must be achieved to reduce the risk of manual intervention. Solution core components: 1. PWP412-W submersible pressure level transmitter for deep well Synchronous measurement:water level (0-200 meters) and water temperature (-40℃ to +80℃) Output signal:dual independent 4-20mA (one for water level/temperature) Accuracy level:water level ±0.5%FS, temperature ±1%FS Special cable:200 meters steel reinforced PUR cable (tensile and wear-resistant) Well...