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失憶夢girl 等级： / 门别币：20 |
| 发表：2016-10-16 2:34:33 查看：2273 回复：2 次 | |
陈昱企之国际污染使用电磁流量计修复给我们带来的巨大商机 |
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国际污染使用电磁流量计修复给我们带来的巨大商机
一、The Product Function
1.1 Basic Functions
◆Low-frequency square wave excitation,excitation frequency：1/10 T frequency、1/16 T frequency、1/25 T frequency；
◆High-frequency square wave excitation,excitation frequency：1/2 power frequency（Measured for slurry）；
◆No additional ATC electrode measurements,continuous measurement,setting alarm
◆Velocity measurement range：0.1-15,m、second，Velocity resolution:0.5 mm/sec
◆AC high-frequency switching power supply,voltage application：85VAC---250VAC;
◆ DC 24V switching power supply,voltage application：16VDC---36VDC;
◆ Chinese、English display
◆There are three intergrator within the total amount of records,respectively:forward total,reverse total,the total difference.
1.2 Special Features:
◆ Network Function：MODBUS、RS-232C、RS-485、REMOTE(HART) Communication
Interface
◆ Power-down time recording function,intermittent power instrument system automatically records the time,make calculated leakage flow meter.
◆ Record the total hours，In hours of total recorded flows for time-measurement system.
◆ Infrared hand-held keyboard,remote non-contact for all the features converters
1.3 Normal Operating Conditions
Environment Temperature: Integral type 10 ~ +60℃
Relative Humidity：5% ~ 90%
Power supply：Single-phase AV power 85~250V,45~63Hz
Power dissipation：less than 20W
土壤环境的污染一直是困扰着我们的难题，江苏雷泰仪表所生产的电磁流量计往往能有效改善土壤水质的污染，电磁流量计不仅对环境的污染有所改善，而且给我们商家带来了巨大的商机近日，山东出台《山东省土壤环境保护和综合治理工作方案》（下称“方案”），确定土壤环境保护的目标和任务，并提出由山东省环保厅、省国土厅、省农业厅三部门负责共同开展土壤污染治理与修复。电磁流量计出口国内外
一、电磁流量计概述
智能电磁流量计由传感器和转换器两部分构成。它是基于法拉第电磁感应定律工作的，用来测量电导率大于5μS/cm导电液体的体积流量，是一种测量导电介质体积流量的感应式仪表。所测量的介质包括酸、碱、盐等强腐蚀性液体,原水，冷却水、纸浆、泥浆、煤浆、矿浆、糖浆、玉米浆、纤维浆、粮浆、石灰乳、双氧水、海水、啤酒、麦汁、牛奶和各种饮料等导电液体及固液两相液体。广泛应用于石油、化工、冶金、轻纺、造纸、环保、食品等工业部门及市政管理，水利建设、河流疏浚等领域的流量计量。
二、The Technical Parameter Index
2.1 Implementation of standards
The electromagnetic flowmeter converter design,production,testing the implementation of “JB/9248-1999 electromagnetic flowmeter”standard.
2.2 Basic parameters and performance indicators
The electromagnetic flowmeter converter design,production,testing the implementation of “JB/9248-1999 electromagnetic flowmeter”standard.
2.2.1 Analog Current Output
Load Resistance：at 0~10mA，0-1.5KΩ; at 4-20mA，0-750Ω，
Basic error：0.1%±10μA.
2.2.2 Digital Frequency Output
Output Frequency Range：1-5000Hz;
Output Electrical Isolation：Optically Isolated，Isolation voltage ：>1000VDC;
Output Drive Frequency：FET output，Maximum withstand voltage 36VDC,Maximum load electro-hydraulic 250Ma
2.2.3 Digital pulse output
Range of output pulse：0---100 pulses/sec（Higher than the limit,will be lost pulse）
Equivalent of the output pulse ：0.001-1.000 m3/cp, 0.001-1.000Ltr/cp, 0.001-1.000USG/cp, 0.001-1.000UKG/CP
Output pulse width：User software
Output Electrical Isolation：Optically Isolated，Isolation voltage ：>1000VDC;
Output Drive Frequency：FET output，Maximum withstand voltage 36VDC,Maximum load electro-hydraulic 250Ma
2.2.4 Alarm output
Alarm output contact：ALMH-----Limit alarm；ALML----Lower limit alarm
Output Electrical Isolation：Optically Isolated，Isolation voltage ：>1000VDC;
Output Drive Frequency：FET output，Maximum withstand voltage 36VDC,Maximum load electro-hydraulic 250Ma
2.2.5 Digital Communication Interface And Communication Protocol
MODBUS INTERFACE：RTU Form，Physical interface RS-485，electrical isolation 1000V
HART INTERFACE：Support Standard HART Protocol，Configuring HART handheld device，Online display of measured values,and modify the instrument parameters.
2.2.6 Electrical Isolation
Analog input and analog output isolation voltage is not less than 500V
Analog input and alarm power supply insulation voltage is not less than 500V
Analog input and AC power supply insulation voltage is not less than 500V
Analog output and AC power supply insulation voltage is not less than 500V
Analog input and the earth insulation voltage is not less than 500V
Pulse output and AC power supply insulation voltage is not less than 500V
Pulse output and the earth insulation voltage is not less than 500V
Alarm output and AC power insulation voltage is not less than 500V
Alarm output and the earth insulation voltage is not less than 500V
三、Connection With The Operation Of Converter
3.1 Keyboard Definition And Display
Definition LCD Keyboard
Picture 四：Transmitter is intrinsically safe wiring diagram and security slot
Description: press the "enter key" instrument into the feature selection screen: "parameter", and then press the SHIFT key to "enter keys" below, and press the "enter key" enter password "000000", enter the password and then press the SHIFT key to move the cursor to "enter key" below, and press the "enter key" enter the select Action menu to set the parameters, if you want to return to running, move the cursor to "escape key" below, press the "escape key" can be.
3.2 Converter Wiring Diagram
3.2.1 Circular shell, Integral type meter terminal block
3.2.2 The terminals are marked as follows：
|
IOUT |
Flow of current output |
|
IVIN |
Two-wire voltage input 24V |
|
POUT |
Two-way flow rate frequency (pulse) output |
|
COMM |
Frequency,pulse,current public line(Ground line) |
|
ALML |
Lower limit alarm output |
|
ALMIH |
Upper limit alarm output |
|
RES |
Connect pull-up resistance |
|
FUSE |
Input power fuse |
|
TXD |
Communication input |
|
RXD |
Communication input |
|
L |
220V power input |
|
N |
220V power input |
3.2.3 Square split the definition of four key series of keyboard and display
Description: measurement, press the "composite key + confirm" converters feature selection screen appears "parameter", press the confirm key instruments you for a password, according to a classification according to the factory-supplied passwords corresponding to modify, and then press "composite key + confirm", you enter the parameter settings that are needed, if you want to return to running, press confirm seconds。
业务联系
公司负责人：陈昱企 电话：0517-86959988/86998608/13357962777，如需购买仪器仪表;流量仪表;电磁流量计;涡街流量计;涡轮流量计;磁电流量计;节流孔板;椭圆齿轮流量计;压力表;热电阻/偶;压力变送器;磁翻板液位计，请联系我们江苏雷泰自动化仪表工程有限公司
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