工业型数显压力变送器PT500-2088S
型号:PT500-2088S
采用进口感压芯片;选进的贴片工艺;
高精度、稳定、数字标定调节、放大集成电路;
四位显示表头,1位小数位;表头采样速率:10次/S
4-20mA信号输出;
工业级2088铸铝合金防爆壳体;

常用关键字:
数显压力变送器 数显压力传感器
数字压力变送器 数字压力传感器
带显示压力传感器 带显示压力变送器
产品优势:


芯       片:
采用进口感压芯片;选进的贴片工艺;
高阻抗、高精度、高稳定性;
膜片结构:厚膜型压阻式、溥膜型硅芯片、法兰型大膜片;
100万次使用寿命以上;

信号处理及输出:
24位ADC采样处理芯片;
DSP数字信号调理算法;
多点性线温度校准;
电压电流过载保护;
四位显示压力表头,显示范围:-1999-9999,采样速率:10次/S;
标准工业信号输出:4-20mA(二线制);
采用先进的32bit微处理器和24bit ADC

结       构:
厚膜结构:深度氩弧焊接,连接弹性材料与过程接头,强度高,抗冲击,耐疲劳;
溥膜结构:激光焊接,连接弹性材料与过程接头,硅油介质传递压力,响应快,耐疲劳,小量程;
工业级2088铸铝合金防爆壳体,强度可靠坚固;
整体结构小巧,过程连接方式多样化(M20X1.5,G1/2 ,ZG1/2,1/2NPT(螺纹小径≥17mm)DN50等);
过程连接材料:304或316;

应      用:
熔体/流体/粘稠性介质压力测量与控制;
工业/电力/石油/自动化等领域的设备压力测量


Chip:
Adopt imported pressure sensitive chip; select the chip technology;
High impedance, high precision and high stability;
Diaphragm structure: thick film piezoresistive, thin film silicon chip, flange type large diaphragm;
More than 1 million service life;

Signal processing and output:
24 bit ADC sampling processing chip;
DSP digital signal conditioning algorithm;
Multipoint line temperature calibration;
Voltage and current overload protection;
Four digit pressure indicator, display range: - 1999-9999, sampling rate: 10 times / S;
Standard industrial signal output: 4-20mA (two-wire system);
Advanced 32bit microprocessor and 24bit ADC

Structure:
Thick film structure: deep argon arc welding, connecting elastic material and process joint, high strength, impact resistance, fatigue resistance;
Thin film structure: laser welding, connecting elastic materials and process joints, silicon oil medium transfer pressure, fast response, fatigue resistance, small 

range;
Industrial grade 2088 cast aluminum alloy explosion-proof shell, reliable and solid strength;
The overall structure is small and the process connection mode is diversified (m20x1.5, G1 / 2, ZG1 / 2, 1 / 2NPT (thread diameter ≥ 17mm) DN50, etc.);
Process connection material: 304 or 316;

Application:
Melt / fluid / viscous medium pressure measurement and control;
Equipment pressure measurement in industry / power / oil / automation and other fields



应用领域:
  • 油压系统

  • 石油化工

  • 石油管道

  • 供气管道

规格参数
一、技术参数
测量介质:液体、气体(与产品过程连接材料兼容)
压力形式:表压、绝压
量    程:0~0.6、1、2、5、10、15、20、25、30、40、50、60、100(MPa);
  0~10、20、30、50、100、150、200、300、400、500、600(KPa);
  -100KPa~10KPa~40MPa; 
  ±10KPa~±100KPa;
综合精度:±0.25%FS;±0.5%FS;±1%FS
非 线 性:≤0.25%FS
重 复 性:≤0.1%FS
输出信号:4~20mA二线制; 
  四位显示,显示范围:-1999 - 9999
  压力表头采样速率:10次/S
供电电压:24VDC(9~30VDC) 
寿    命:≥100万次
绝缘阻抗:≥1000 MΩ/100VDC
负载阻抗:电流输出: ≤800Ω; 
介质温度:-20~80℃
环境温度:-20~70℃
补偿温度:0~70℃
响应时间:≤5mS
过载压力:150%FS
破坏压力:3倍量程(量程小于40MPa);2倍量程(量程大于41MPa)
电气连接:防水紧线螺母直接出线,可配套防爆电气连接
防护等级:IP65/IP68
连接电缆:四芯屏蔽电缆,标准长度:3米
连接材料:304/316L
过程连接:M20X1.5,G1/2,ZG1/2,1/2NPT,DN50……可用户制订规格

二、规格型号

三、结构尺寸

四、电气连接

五、安装方式
订购注意事项
PT500-2088S产品订购注意事项
1、产品量程选择:
   为了使产品精度、寿命、稳定性等功能达到最佳效果,产品的量程选择参照以下公式计算:
   量程 = 系统最大压力 X (1.2-1.5)倍;
   产品的实际测量压力范围,应该在量程范围的15%-80%;

2、产品供电及输出:
   供电范围的选择按产品的个输出规格确定:
   输出信号:4-20mA;

3、用户要了解产品的测量介质特性:
   介质规格、介质温度、介质纯度(是否含有杂质或颗粒等);

4、用户要了解产品的安装环境及安装方式:
   室内或室外安装;
   环境温度;
   要求的密封等级;
   设备的振动范围;
   安装方式:螺纹、法兰、特殊结构;
   安装空间是否满足产品外形尺寸;


1. Product range selection:
In order to achieve the best effect of product accuracy, life, stability and other functions, the range selection of the product is calculated by referring to the following formula:
Range = x (1.2-1.5) times of the maximum system pressure;
The actual measuring pressure range of the product should be 15% - 80% of the range;

2. Product power supply and output:
The selection of power supply range is determined according to the output specifications of the product:
Output: 4-20mA

3. The user should understand the measurement medium characteristics of the product:
Medium specification, medium temperature, medium purity (whether containing impurities or particles, etc.);

4. Users should understand the installation environment and installation method of the product:
Indoor or outdoor installation;
Ambient temperature;
Required sealing level;
Vibration range of equipment;
Installation method: thread, flange, special structure;
Whether the installation space meets the overall dimension of the product;
使用注意事项
产品供电范围,24VDC(9-30VDC);
严禁使用硬物(如:螺丝刀、手指、铁钉等)去使得压力膜片受压力测量输出;
电源和信号线按订购产品规格要求,正确接线;
产品安装时,受力部位为“过程连接六方扳手位”,扳手规格与六方相对应;
严禁被测系统的介质温度、压力量程、激励电压超过变送器的额定使用范围;
注意保护变送器引出电缆,现场使用跨度过大时,建议使用金属管保护或架空;
压力变送器属精密计量仪器,切勿强加冲击、摔打,以免损坏芯体
产品安装于通风、干燥、无强腐蚀环境,露天安装加防护装置,避免阳光直接照射;
产品仪表严禁进水/漏水/泡水情况,露天安装加防护装置,避免阳光直接照射;

Product power supply range, 24VDC(9-30VDC);
It is strictly prohibited to use hard objects (such as screwdriver, finger, iron nail, etc.) to make the pressure diaphragm output under pressure measurement;
The power and signal wires shall be correctly wired according to the specifications of the ordered products;
During product installation, the stressed part is "process connection hexagon wrench position", and the wrench specification corresponds to hexagon;
It is strictly prohibited that the medium temperature, pressure range and excitation voltage of the tested system exceed the rated use range of the transmitter;
Pay attention to protect the outgoing cable of the transmitter. When the span is too large on site, it is recommended to use metal pipe for protection or overhead;
The pressure transmitter is a precision measuring instrument. Do not impose impact or smash to avoid damaging the core
The product is installed in a ventilated, dry and non corrosive environment, and installed in the open with protective devices to avoid direct sunlight;
It is strictly prohibited to enter / leak / soak water in the product instrument, and protective devices shall be installed in the open to avoid direct sunlight;
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