HNKF-9000科氏力质量流量计说明书哈恩(大连)流体控制技术有限公司TEL:0411—84710032FAX:0411—84710032地址:辽宁省大连市沙河口区尖山街197号1电话(传真)0411-84710032哈恩(大连)流体控制技术有限公司目录一、简介„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„2二、工作原理„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„2三、测量原理„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„3四、新型nova-Kmass传感器„„„„„„„„„„„„„„„„„„„„„„„„„31、新型nova-Kmass传感器应用„„„„„„„„„„„„„„„„„„„„„„32、新型Nova-Kmass传感器工作要求及特性寸„„„„„„„„„„„„„„„„4五、技术参数„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„5六、安装„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„61、安装说明„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„62、传感器外形及尺寸„„„„„„„„„„„„„„„„„„„„„„„„„„8七、操作和菜单设置„„„„„„„„„„„„„„„„„„„„„„„„„„„„„91、二次表说明„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„92、菜单设置„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„133、电流、频率输出,批量控制及RS485通讯„„„„„„„„„„„„„„„„„162、计量校准„„„„„„„„„„„„„„„„„„„„„„„„„„„„„18八、故障排除„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„19九、选型方法„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„19附录一:符号说明„„„„„„„„„„„„„„„„„„„„„„„„„„„„„24附录二:调试流程图„„„„„„„„„„„„„„„„„„„„„„„„„„„„„25地址:辽宁省大连市沙河口区尖山街197号2电话(传真)0411-84710032哈恩(大连)流体控制技术有限公司HNKF-9000科氏力质量流量计一、简介HNKF-9000科氏力质量流量计是一种先进的高精度质量流量测量仪表。由于其优异的性能,使其测量准确度高,对流体状态要求低,压力损失小。多种规格的科力博奥仪表都可以直接获得被测量液体或浆液的质量流量、体积流量、密度、温度,无需人工计算或估算。HNKF-9000系列科式力质量流量计结构简单、设计紧凑、性能可靠,内部没有活动部件,便于安装维护HNKF-9000系列质量流量计由于采用了科式力原理测量流体质量流量,对工况条件也没有苛刻的要求,使其在工业系统中得到广泛的应用。测量质量及体积准确可靠体积小巧便于安装自维护无需保养管道材质316L可用于大多流体物质测量电路设计适用于广泛的控制系统和装置需求符合IEC61508SIL2andSIL3标准认证本产品已获得中国防爆资格认证二、工作原理科氏力质量流量计是测量由流体加速流向(或流出)旋转中心所产生的力。此作用形象的说就是从一个快速转动的圆圈的切点处向圆心移动,你必须倾斜向圆周以保持平衡。对于流量计,这个作用可以演示为流体进入一个柔性软管形成的弯管,这个圆环两端固定,后部将施以摆动。因为流体由一端流向另一端,从而产生与摆动相反的力,由此使软管发生扭曲。科式力质量流量计设计中通过震动流体流过的管道产生摆动。管道扭曲的量与管道中流体的质量流速成正比。位移传感器和科式力质量流量变送器用于测量管道扭曲量并产生线性流量信号。地址:辽宁省大连市沙河口区尖山街197号3电话(传真)0411-84710032哈恩(大连)流体控制技术有限公司三、测量原理HNKF-9000科氏力质量流量计基于科里奥利力学原理测量流体的质量流量,当流体直线运动与转动同时发生时就有科式力产生。当满足两个条件:(1)双弯管以一定的频率振动,(2)管道中有流体流动时,就会产生一种新的力——科氏力,这个力是由管道振动和管道流体流动合成产生的附加力,这个力在弯管上产生了扭矩,使得弯管对称其中心线发生扭转。通过在弯管两侧的位移传感器检测其电信号,再对电信号进行处理,直接得出质量流量。FC=•△mω×v)FC=科式力△m=运动流体质量ω=角速度v=径向速度(旋转或震动时)科式力与运动流体质量△m和速度v成正比,即与运动流体质量流量成正比。四、新型nova-Kmass传感器1、新型nova-Kmass传感器应用nova-Kmass传感器直接测量连续流动的液体或气体质量流量,不受流体电导率、温度、压力、粘度、密度影响。nova-Kmass传感器也应用于直接测量化学药剂、悬浮液体、糖浆、涂料、胶及其他类似流体。密度测量测量管连续地以一定的共振频率进行振动,振动频率随流体的密度变化而变化,地址:辽宁省大连市沙河口区尖山街197号4电话(传真)0411-84710032哈恩(大连)流体控制技术有限公司因此共振频率是流体密度的函数,由此可得对应的密度值。温度测量测量管由温度电极测量流体温度,测出的温度用于流量测量的温度补偿。该信号与及至温度相对应,也可作为输出信号。2、新型Nova-Kmass传感器工作要求及特性环境要求●流体流动应稳定,无紊流。●管道两端长度要与仪表两端长度保持一致。●仪表应安装在控制阀之前。●测量液体流量时液体中不应含有气泡。●流量管道必须保持清洁流量范围(温度:20°C,相对湿度:65%,大气压:101.3kPa)型号流量最小流量最大流量正常流量P=1bar零点稳定性(相对于满量程)工作压力上限Kg/hKg/hKg/hKg/hMPaHNKF-9000-1[DN1]11080.00130.0HNKF-9000-2[DN3]10100880.00830.0HNKF-9000-3[DN6]151501080.02230.0HNKF-9000-4[DN8]303002750.03530.0HNKF-9000-5[DN10]367006120.12030.0HNKF-9000-6[DN15]50300025000.2204.0HNKF-9000-7[DN25]100015000110001.0404.0HNKF-9000-8[DN40]170026000235002.4224.0HNKF-9000-9[DN50]200030000265003.0004.0HNKF-9000-10[DN80]70001300001000005.6802.5HNKF-9000-11[DN100]130002100001560006.8122.5HNKF-9000-12[DN125]200002400001780008.5502.5地址:辽宁省大连市沙河口区尖山街197号5电话(传真)0411-84710032哈恩(大连)流体控制技术有限公司五、技术参数基本参数名称参数流体介质温度-40℃~+200℃工作环境温度-40℃~+60℃;-20℃以下为特殊定制工作环境湿度≤90%RH,非冷凝大气压力86kPa~106kPa变送器供电要求本安型电源电压:AC(220±10%)V,(50±5%)Hz复合型电源电压:(24±10%)V整机功率<15W防护等级标准型:IP66(NEMA6);特殊型IP68(NEMA6P),应与相应密封管件及电缆配套技术指标指标名称技术参数质量流量测量准确度±0.15%实际流量+零点稳定度±0.05%实际流量+零点稳定度(需特殊校准)质量流量测量重复性±(1/2)×[0.2%+(零点稳定度/瞬时质量流量×100%)]密度测量范围0.2g/cm3~3.5g/cm3密度测量准确度±0.002g/cm3温度测量范围-60℃~+200℃环境温度影响±0.005%满量程/K温度测量准确度±1℃电流输出4mA~20mA频率输出0Hz~10kHz批控继电器触点容量24V/0.1A批控继电器触点形式常开(用户订货时说明,可改为常闭)体积流速±0.2%实际流量+零点稳定度启动时间15分钟时间漂移±0.02%满量程/年流体温度自动补偿流体压力几乎无影响地址:辽宁省大连市沙河口区尖山街197号6电话(传真)0411-84710032哈恩(大连)流体控制技术有限公司六、安装1、安装说明HNKF-9000科氏力质量流量计主要分为两部分:传感器(一次表)和变送器(二次表),两者之间由屏蔽电缆连接。本安型流量计的变送器(二次表)必须放在符合规定条件下的环境(见第5节基本参数表),不可以放在危险区。变送器电源为交流220V。电源插头的中心接地要与大地相连,接地电阻小于4欧姆。本安型流量计传感器和变送器的安放见下图。变送器(二次表)安装分体型型流量计变送器(二次表)一般安装在仪表柜上,仪表柜上开一152mmX152mm的方孔,然后用随机附送的固定板、固定螺母和螺丝按下图所示固定本安型流量计变送器。分体型流量计的变送器(二次表)用随机附送的四个内六角螺丝直接固定在传感器(一次表)之上,地址:辽宁省大连市沙河口区尖山街197号7电话(传真)0411-84710032哈恩(大连)流体控制技术有限公司两者之间由屏蔽电缆连接。变送器电源为直流24V。随机附送一条接地线,该地线一端拧在固定螺丝上,另一端要与大地相连,接地电阻小于4欧姆。传感器(一次表)的安装水平管道主体朝下,测量液体出口必须高0.8米以上水平管道主体朝上,自排空,测量含固体的浆液,出口必须高于流量计最高点0.8米以上垂直管道旗式安装,自排空,测量液体或浆液液体必须从下往上流地址:辽宁省大连市沙河口区尖山街197号8电话(传真)0411-84710032哈恩(大连)流体控制技术有限公司说明:(1)HNKF-9000科氏力质量流量计一般安装在水平管道上,主体部分自然垂直向下。安装时注意流量计上标注的流向标志应与管道中的液体流向相同,如果流向标志因长期使用不清晰时,也可参考安装图判断传感器(一次表)流向:当传感器(一次表)的电缆插座在背面时,流向为从左向右;(2)流量计的上游和下游需安装固定支撑架;(3)安装时要保证流量计的法兰盘与管道中的法兰盘同心,拧固定螺栓时要保证多个螺栓均匀受力,不可强迫对位,以免一次表上产生扭矩或弯矩;(4)流量计下游管道需要有一定的背压,不能直接处于开放状态,防止管道内液体不能充满,造成测量不正确;(5)流量计必须离开地面,也不能与其它物品相接触;(6)流量计上游管道口径可以大于或等于流量计口径,不能小于;(7)测量易气化的液体或低温液体,要将流量计传感器整体加保温材料保护,以免结露或结霜损坏传感器;(8)测量管内有空气或液体中夹带气体时,会产生测量误差,一定要设法避免。(9)对DN1、DN3、DN6、DN8、DN10四个螺纹接嘴的型号,上述(3)、(5)条不适用。安装时传感器需固定在地面,用软管连接到管道。(10)传感器和变送器的编号要一一对应,否则可能产生测量误差。2、传感器(一次表)外形及尺寸地址:辽宁省大连市沙河口区尖山街197号9电话(传真)0411-84710032哈恩(大连)流体控制技术有限公司型号公称通径DN(mm)外形尺寸及相关尺寸(mm)法兰连接孔数及直径或螺纹接嘴重量(kg)ABCDDN1119320075(234)M12×1.5内螺纹4DN3319322575(288)M12×1.5内螺纹4.5DN6622128277(370)M16×1.5内螺纹7.5DN8825629187(370)M18×1.5内螺纹9DN101025629187(370)M18×1.5内螺纹9DN151537950390Φ654-Φ1415DN252547354896Φ854-Φ1418.5DN4040522616116Φ1104-Φ1825.5DN5050597676137Φ1254-Φ1835DN8080650837175Φ1608-Φ1853.5DN100100714934198Φ1908-Φ2270DN1