First, the technical parameters: Instrument Type: UHZ-111 type; Selection Model: UHZ-111A type, UHZ-111B type; measurement range: 2.5m, 5m, 10m, 16m, * 20m, * 30m; working pressure: UHZ- 111A-type pressure, UHZ-111B type is 0.002MPa; measured media weight: 0.5 ~ 1.5; Sensitivity: 1mm; Accuracy: ± 4mm (p = 1, T = 20 ℃); temperature: medium temperature <200 ℃, the environment Temperature: -20 ℃ ~ 70 ℃; Relative humidity: ≤ 95%; Dimensions: 460 × 190 × 300; meter coupling flange standards and specifications: JB / T 81-1994, PN0.25, DN40; tension device law Lan standards and specifications: JB / T 81-1994, PN0.25, DN32 meters Weight: 13kg; Material: ZL101. 

 Instrument Type: UHZ-112 type; Selection Model: UHZ-112A type, UHZ-112B type; measurement range: 2.5m, 5m, 10m, 16m, * 26m; working pressure: 1.6 Mpa, 2.5MPa; the proportion of measured media : 0.5 ~ 1.2; Sensitivity: 2mm; Accuracy: ± 5mm (p = 1, T = 20 ℃); Temperature: Medium Temperature: -40 ℃ ~ 85 ℃, ambient temperature: -20 ℃ ~ 70 ℃; Relative humidity: ≤ 95%; Dimensions: 500 × 210 × 340; meter coupling flange standards and specifications: UHZ-112A type is JB / T 81-1994, PN2.5, DN40, UHZ-112B type is JB / T 82.1-1994, PN4.0, DN40; tension device flange standards and specifications: UHZ-112A type is JB / T 81-1994, PN2.5, DN40, UHZ-112B type is JB / T 82.1-1994, PN4.0, DN40 ; meter Weight: 83kg; Material: ZG25. (instrument used JB/T82-1994 concave flange, * No need of special orders) 

 Second, the typical application areas of the model selection: UHZ-111-type steel float level gauge: UHZ-111A Type: Medium and site tested: gasoline, kerosene, diesel, beer, water towers, tanks, cooking oil, UHZ -111B type: crude oil, heavy oil, bitumen, benzene, paint, soy sauce, water pools. 

 UHZ-112-type level gauge steel float: measured media and venues: liquid ammonia, liquid nitrogen, liquid hydrocarbon, resin pressure, sealed explosion-proof places. 

 Third, the structure: (a). Table body. Mainly by the direct part of the level gauge, steel wheels, sprockets, wheels and measuring steel coil spring, constant force coil spring and other components. 1. Instructions section. Small pointer (the inner scale reading )------- 100mm / per ring, large pointer (outer scale reading )------- expressed the full range of each circle. 2. Steel wheel: steel wheel circumference is 300mm, chain gear and measurement