通用型压力变送器
2012-02-07 15:43  点击:1166
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通用型压力变送器
PE系列
原理,结构                                                                              
基于陶瓷电容技术,当加在陶瓷电容上的压力增大时,电容值增相应增大,电容值 正比于压力值。                                                                              
特点                                                                                   
过载能力强,稳定性好,每年优于0.1%的满量程,抗干扰能力强,极高的精度及重复性,可达0.1、0.2、0.5级 ,陶瓷测量界面抗腐蚀性好。齐平膜型可用于粘性介质。可在现场调节零点、满量程。带有LED显示。                                                                                  
应用                                                                                   
"气液两用型,可用于液压及气动系统。适用于以下行业:
钢铁行业/ 机械设备/ 空气压缩工业/ 制冷及空调/ 起重及传输系统"
技术参数                                                                                   
●量程                         详见下表                                                       
●精度等级:                            0.1%, 0.2%,0.5% 可选                                              
●线性度:                           ±0.2%或±0.5%                                                   
●迟滞:                        ≤±0.01% 满量程                                                       
●重复性:                           ≤±0.1%量程                                                       
●稳定性:                         优于每年0.01%                                                    
●环境温度:                        -30…85℃                                                      
●介质温度:                        -30…80℃                                                      
●存储温度:                            -30…85℃                                                      
●温度影响:                           <±0.02%FS/K                                              
●温度影响:                           <±0.02%FS/K                                              
●响应时间:                            <5ms(10%到90%量程)                                              
●工作电压:                            10…36V DC                                            
●负载电阻:                        ≤1KΩ                                            
●电流消耗:                        信号电流(二线式),8mA(三线式)                                               
●防护等级:                        IP65                                                
●外壳材料:                        模压铸铝                                                
量程代码
标准量程代码表1(相对压力)
标准量程
代码
 
标准量程
代码
-20…20m bar
N0.02
 
0…1 bar
P1
-40…40m bar
N0.04
 
0…2 bar
P2
-70…70m bar
N0.07
 
0…3.5 bar
P3.5
-100…100m bar
N0.1
 
0…5 bar
P5
-200…200m bar
N0.2
 
0…7 bar
P7
-350…350m bar
N0.35
 
0…10 bar
P10
-1…0 bar
N0
 
0…20 bar
P20
-1…1 bar
N1
 
0…35 bar
P35
-1…3 bar
N3
 
0…70 bar
P70
-1…24 bar
N24
 
0…100 bar
P100
0…10 mbar
P1
 
0…150 bar
P150
0…40 mbar
P2
 
0…175 bar
P175
0…100 mbar
P3.5
 
0…200 bar
P200
0…200 mbar
P5
 
0…275 bar
P275
0…350 mbar
P7
 
0…300 bar
P300
0…750 m bar
P10
 
0…600 bar
P600
标准量程代码表2(压力)      
标准量程
代码
 
标准量程
代码
 
0…1 bar
A1
 
0…70 bar
A70
 
0…2 bar
A2
 
0…100 bar
A100
0…3.5 bar
A3.5
 
0…150 bar
A150
0…5 bar
A5
 
0…175 bar
A175
0…7 bar
A7
 
0…200 bar
A200
0…10 bar
A10
 
0…275 bar
A275
0…20 bar
A20
 
0…300 bar
A300
0…35 bar
A35
 
 
 
 
注1:1bar=1.02kg/cm2=0.1Mpa                                                                             
注2:若所需量程不在标准列表中, 请在订货时注明,可按客户要求标定。 例如 需量程0…25 bar产品,可将量程代码写为P25          
订货提示                                                                                   
选型完毕后,请再次核对以下信息,以防选型错误!                                                    
1.型号各项是否与您所需一致                                                                                
2.量程是否正确                                                                                
3.输出信号的种类和数量是否正确                                                                                
4.是否有可选项、附件漏选