... type of temperature sensor: 2: 2-wire4: 4-wire The B means the length of temperature sensor cable ... than 1.6Mpa, 5-channel flowmeter, Pt1000 sensor, 4-wire, w/1.5m cable, AC 220V power supply ... 130°C Ultrasonic channels: 1, 2, 3, 4, 5Flowmeter accuracy diagram Pressure loss diagram Note: Testing ... pipe runs, refer to the “Installation method”;4. Avoid direct sunshine and high frequency radiation sources ...