GE的GC868流量计是固定安装的流量计,由以下装置组成:GC868电子设备、一对先进的夹式超声波感测器、一个夹具、位于感测器附近的前置放大器和连接感测器至前置放大器和GC868电子设备的同轴电缆。
DigitalFlow™GC868流量计可用于测量各种气体和蒸汽的流量。
特点
无湿式部件
单通道或双通道(路径)
无移动部件
夹式;无阻塞
无压降
安装简便
温度高达230摄氏度
蒸汽质量流量容量
应用
DigitalFlow GC868夹式气体流量计是完整的超声波流量计量系统,用于测量大部分气体,如:
天然气
压缩空气
燃料气体
侵蚀性气体
腐蚀性气体
有毒气体
高纯度气体
空分气体
蒸汽
规格
流体类型管道尺寸管壁厚度管道材料流量精度(流速)重复性范围(双向)范围度(整体)测量参数流量测量外壳尺寸通道显示屏键盘电源功耗工作温度存储温度标准输入/输出可选的输入/输出数字接口现场参数编程数据记录显示器功能符合欧洲标准变送器安装方式安装耦合剂地区分类
导声气体,满足Zui低密度要求(参见安装要求表)管道越厚,要求越高的气体密度(参见安装要求表)
大部分金属和塑料。无衬里管。
精度取决于管道尺寸,以及是单路径测量还是双路径测量。至读数的±0.5%,可在校准过程中实现。读数的±0.2%到0.5%
参见安装要求表
请参见安装要求表规格,假定为全展流剖面(口径为20的上游直管段和口径为10的下游直管段),流速大于5英尺/秒(1.5米/秒)。
标准的和实际的体积流量,流速
电气设备互相关时差模式
标准:重量为11磅(5千克),尺寸(高x宽x深)为14.24x11.4×5.1英寸(362×290×130毫米)
两个独立的可配置软件64×128像素背光LCD图形显示
39键触控式反馈薄膜键盘
Zui大20瓦
–10° 到 55°C (14° 到 130°F)
–40° 到 70°C (–40° 到 158°F)
两个0/4到20毫安隔离输出,550?Zui大负荷
有6个额外插槽,用于任意组合的I/O板:
菜单式图形操作界面采用键盘和“软”功能键。
内存容量(线性和/或循环型),记录多达43,000个流量数据点
符合电磁兼容性指令EMC Directive89/336/EEC, 73/23/EEC LVD(安装类别II,污染等级2)
夹式超声波流量温度范围
带刚性导轨、链条和带条的阳极氧化铝或不锈钢夹具
CPL-16
附安装说明
CTF878-1-11-1001225-5-SO-0
GC868-1-3EX-10416-22-S
GC868-1-3EX-10416-22-0
FC(10)-FL/CG-M20-BNC/CG-M20-B-0
FC
FC(3)-BNC/CG-M20-BNC/CG-M20-B-0
704-662-12
C-RV-310-EX-0
CFG-V8-0-219,00mm-1-0
PRE868-8-20
AT6-C1-CR05-1000MM-2-1AAT01M-0
AT6-C1-AT10-200MM-2-1MAF07M-0
PT9-SYS-1C-2-A-0-SC-TG
AT868-1-1-2
AT868-1-1-1
FC-BURIALCOAX-100-FT-FL250-0-SUBBNC75-0-0-0
FC-BURIALCOAX-75-FT-FL250-0-SUBUHF75-0-0-0
AT868-2-2-2
标准:通用
可选:防风雨类型4X/IP65
可选:防爆、I类,1分区,B、C、D组
可选:防火 II 2 G EEx md IIC T6–T3
0.75到1.25英寸(20到30毫米)管道:CFG-V1
1.25到4英寸(30到100毫米)管道:CFG-V4
4到8英寸(100到200毫米)管道:CFG-V8
8到12英寸(200到300毫米)管道:CFG-V12
12到24英寸(300到600毫米)管道:CFG-PI
标准:–40° 到 130°C (–40° 到 266°F)
可选(整体范围):–40° 到 230°C (–40° 到 446°F)
图形显示器以数字或图形格式显示流量
显示器记录的数据和诊断
标准:RS232
可选:RS485(多级接口)
可选:Modbus® RS458或TCP协议
可选:以太网
可选:OPC服务器
可选:现场总线技术
模拟输出:至多选择3个额外的输出板,各板配有4个0/4到20毫安的隔离输出,1k?Zui大负荷
模拟输入:至多选择以下类型之一的3个板:-带有2个隔离的4到20毫安输入和24V回路电源的模拟输入板–有2个隔离的三线热电阻输入的热电阻输入板:范围为-100° 到 350°C (–148° 到 662°F);100 ?Pt
累加器/频率输出:至多选择3台累加器/频率输出板,每板有4个输出,Zui大10千赫。所有板允许软件在两种模式下运行:-累加器模式:每定义参数组的脉冲(如1脉冲/立方英尺)–频率模式:脉冲频率与参数量级成正比(如10赫兹=1立方英尺/小时)
报警继电器:至多选择以下类型之一的2个板:–通用:带有3个C型继电器的继电器板,120VAC,28VDCZui大,5AZui大,DC30瓦Zui大,AC 60VAZui大 - 气密封口。带有3个气密封口的C型继电器的继电器板,120VAC,28VDCZui大,5AZui大,DC56瓦Zui大,AC 60VA
标准:100到130 VAC,50/60赫兹或200到265VAC,50/60赫兹
可选:12 到 28 VDC, ±5%
标准:1个通道
可选:两个通道(两个管道或平均两个路径)
标准:环氧涂层铝,4X型,IP66,I级,2分区,A、B、C、D组
可选:不锈钢、玻璃纤维、防爆、防火 II 2 G EEx d IIC T6)
管道6英寸(150毫米)或更小:典型读数的±2%到5%
管道超过6英寸(150毫米):典型读数的±1%到2%
大多数气体:0.75至24英寸(20到600毫米DN),以及更大
蒸汽4到12英寸NB(100到300毫米DN)
FLOWMETER BWT1 4657552 BWT1 1/1T 02 N B UX V 2 0 (QTY : 1 NOS)(duty protest file no.S/3-GEN.1280/13-14 GR
BWT1 1/1T 10 N B UX A 2 0 BWT1/1 STRAIGHT THREAD/1.0 MHZOPERATING FREQUENCY (QTY:2NOS) (duty protest file no.S/3-GEN.1
BWT1 1/1T 10 N B UX A 2 0 BWT1/1 STRAIGHT THREAD/1.0 MHZOPERATING FREQUENCY (QTY:1 NOS) (duty protest file no.S/3-GEN.
BWT1 1/1T 10 N B UX A 2 0 BWT1/1 STRAIGHT THREAD/1.0 MHZOPERATING FREQUENCY (QTY:2 NOS) (duty protest file no.S/3-GEN.
BWT1-1/1T-05-N-B-UX-V-2-013WT1/1 straight thread/0.5 MHzoperating frequency (Liquid Applications)/Normal Temperature -
BWT1*4631548 BWT1-1/1T-02-N-B-UX-V-2-0 (QTY 1) (duty protestfile no.S/3-GEN.1280/13-14 GR.VB ACC DTD 21.12
BWT1*4631560 BWT1-1/1T-02-N-B-UX-V-2-0 (QTY 1) (duty protestfile no.S/3-GEN.1280/13-14 GR.VB ACC DTD 21.12
BWT1-1/1T-10-N-B-UX-A-2-0BWTI/1 straight ihread71.0 MHzoperating frequency (QTY:1NOS) (duty protest file no.S/3-GEN.1
BWT1-1/1T-05-N-B-TJX-V-2-0BWT1/1 straight thread/0.5 MHzoperating frequency (Liquid Applications)/Normal Temperature -
BWT1*4631572 BWT1-1/1T-02-N-B-UX-V-2-0 (QTY 1) (duty protestfile no.S/3-GEN.1280/13-14 GR.VB ACC DTD 21.12
BWT1 1/1T 02 N B UX V 2 0 BWT1/1 STRAIGHT THREAD/0.2 MHZOPERATING FREQUENCY (QTY:2) (duty protest file no.S/3-GEN.1280
BWT1*4390816 BWT1-1/1T-02-N-B-EXSS-V-2-0 (QTY:2NOS) (dutyprotest file no.S/3-GEN.1280/13-14 GR
BWT1*4390828 BWT1-1/1T-02-N-B-EXSS-V-2-0 (QTY:2NOS) (dutyprotest file no.S/3-GEN.1280/13-14 GR
BWT1*4390854 BWT1-1/1T-05-N-B-EXSS-V-2-0 (QTY:2NOS) (dutyprotest file no.S/3-GEN.1280/13-14 GR
BWT1 1/IT 02 N B EXSS-V-2-0 BWTI*4390792 (QTY 2 NOS) (dutyprotest file no.S/3-GEN.1280/13-14 GR.VB ACC DTD.21/12
BWT1 1/IT 02 N B EXSS-V-2-0 BWTI*4390840 (QTY 2 NOS) (dutyprotest file no.S/3-GEN.1280/13-14 GR.VB ACC DTD.21/12
BWT1 1/IT 02 N B EXSS-V-2-0 BWTI*4390804 (QTY 2 NOS) (dutyprotest file no.S/3-GEN.1280/13-14 GR.VB ACC DTD.21/12
BWT1-1/1T-05-N-B-UXSS-V-2-0 BWT1/1 straight thread/0.5 MHzoperating frequency (Liquid Applications) (QTY : 2NOS) (duty
BWT1-1/1T-05-N-B-UXSS-V-2-0 BWT1/1 straight thread/0.5 MHzoperating frequency (Liquid Applications)/Normal Temperature
BWT I -1/ I T-05-N-B-UXSS-V-2-0 BWI1/1 straight threw:/O.5 Ml Izoperating frequency (Liquid Applications) (QTY:1 NOS)
BWTI-1/IT-05-N-B-UXSS-V-2-0 BWT1/1 straight thread/0.5 MHzoperating frequency (Liquid Applications) (QTY: 1 NOS) (duty
BWT1-1/1T-05-N-13-UXSS-V-2-0 BWT1/1 straight thread/0.5 MI-Isoperating frequency (Liquid Applications)/Normal Temperat
BWTI-1/1T-05-N-B-UXSS -V-2-0 BWT1/1 straight thread/0.5 MHzoperating frequency (Liquid ApIlications)fNormal Temperatur
BWT1-1/1T-05-N-B-UXSS-V-2-0 BWT1/1 straight thread/0.5 MHzoperating frequency (QTY :2 NOS ) (Liquid Applications)/Nor
BWT1-1/1T-05-N-B-UXSS-V-2-0 BWT1/1 straight thread/0.5 MHzoperating frequency (QTY : 2 NOS ) (Liquid Applications)/No
BWT1-1/1T-05-N-B-1JXSS-V-2-0 BWT1/1 straight thread/0.5 MHzoperating frequency (Liquid Applications) (QTY :1 NOS ) /No
BWT1-1/1T-05-N-B-UXSS-V-2-0 BWT1/1 straight thread/0.5 MHzoperating frequency (Liquid Applications) (QTY :2 NOS ) /Nor
BWT1-1/1T-02-N-B-UX-V-2-0 BWT1/1 straight thread/0.2 MHzoperating frequency (Gas Applications)/Normal Temperature
BWT1-1/1T-02-N-B-UX-V-2-0 BWT1/1 straight thread/0.2 MHzoperating frequency (QTY: 2 NOS) (Gas Applications)/Normal Tem
BWT1/1 straight thread/0.2 MHz operating frequency (GasApplications) /Normal Temperature -40 to +60 deg C BWT1-1/1T-02
BWT l- I/IT-02-N-B-UX-V-2-0 BWT1/1 straight thread/02 MHzoperating frequency (QTY:10NOS) (duty protest file no.S/3-GEN
BWT1 1/T 05 N B UX V-2-0 BWTI/1 STRAIGHT THREAD(QTY 6 NOS) 0.5MHZ OPERATING FREQUENCY (LIQUID APPLICATIONS) no.S/3-GEN
GROUP D MANDATORY SPARE BWT1-1/1T-05-N-B-EX-V-A-0
BWT1-1/1T-02-N-B-UX-V-2-0 BWT1/1 straight thread/0.2 MHzoperating frequency (Gas Applications)/Normal Temperature -40
BWTI-1/1T-02-N-B-UX-V-2-0 BWT1/1 straight thread/0.2 MHzoperating frequency (GAS ApIlications)fNormal Temperature
FLOWMETER BWT1* 4155441 BWT1-1/1T-05 N B UX V 2 0 (QTY 1) (dutyprotest file no.S/3-GEN.1280/13-14 GR
TRANSFORMER BWT1* 4261666 BWT1-1T-02 N B EXSS V A S (QTY 2)(duty protest file no.S/3-GEN.1280/13-14 GR
TRANSFORMER BWT1* 4261886 BWT1-1T-02 N B EXSS V A S (QTY 2)(duty protest file no.S/3-GEN.1280/13-14 GR
TRANSFORMER BWT1* 4261674 BWT1-1T-02 N B EXSS V A S (QTY 2)(duty protest file no.S/3-GEN.1280/13-14 GR
TRANSFORMER BWT1* 4261878 BWT1-1T-02 N B EXSS V A S (QTY 2)(duty protest file no.S/3-GEN.1280/13-14 GR
FLOWMETER BWTI 4261658 BWT1-1/1T-02-N-B-EXSS-V-A-S(QTY 2 ) (dutyprotest file no.S/3-GEN.1280/13-14 GR
FLOWMETER BWTI 4261666 BWT1-1/1T-02-N-B-EXSS-V-A-S(QTY 2 ) (dutyprotest file no.S/3-GEN.1280/13-14 GR