一,用途
uqk-65-c/s型仪表主要用于船舶,石油,化工,制药,冶金,电力等工业部门中,在各种开口或封闭容器内实现液位的报警,控制等功能。是工业污水过程控制的理想仪表。
主要被测介质为纯净水,自来水,工业污水,各种油类及酸碱类导电或非导电性液体。
a.application
model uqk-652-c/s instrument realije the level alarming of controlling function for ciose-vessel of open-vessel,mainly used in peroleum,pharmacy
chemistry,metal alloy,and power industry,ect.it is an ideal instrument used in industry process controlling.
the checked main agents are pure water,city water,industry pollution water,oil and acid of alkali liquid with conductive of non-conductive property.
二, 主要技术参数
b.main specifications
1.控制范围:≥200mm 1.control region:≥200mm
2.介质比重:≥0.8g/cm3 2.agent gravity: ≥0.8g/cm3
3.介质温度:-40~ 80℃ 3.gravity temprature: -40~ 80℃
4.环境温度:-20~ 80℃ 4.environment temprature: -20~ 80℃
5.工作压力:≤1.0mpa 5.working pressure: ≤1.0mpa
6.精 度:±20mm 6.precision: ±20mm
7.触点容量:380/440v ac 1a 7.contactor capacity: 380/440v ac 1a
8.介质粘度:≤0.02pa.s 8.agent viscoity: ≤0.02pa.s
9.上下盲区:100mm 9.top and bottom blind zone: 100mm
10.防护形式:a-带保护管 b-不带保护管
10.protection type:a-with protction tube,b-without protction tube
三,结构及工作原理
如图所示。
原理是运用阿基米德定律,用装有长久磁铁的浮球,随着液位的升高和下降而在导向管上下移动。经过干簧管的转换,可实现点报警和上下限控制。