差压变送器选型
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10
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精度 输出
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B
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基本误差±0.075% 4-20mA带HART通讯
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20
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量程
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A
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0-100Pa~1kPa(0-10~100 mmH2O)/(0-1~10mbar)精度请在询价时确认
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B
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0-200Pa~6kPa(0-20~600 mmH2O)/(0-2~60mbar)
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C
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0-400Pa~40kPa(0-40~4000 mmH2O)/(0-20~400mbar)
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D
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0-2.5kPa~250kPa(0-0.25~25 mH2O)/(0-25~2500mbar)
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F
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0-30kPa~3MPa(0-3~300 mH2O)/(0-0.3~30bar)
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30
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静压芯片
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0
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无
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1
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40MPa静压芯片(A量程选用)
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40
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膜片材质 填充液
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A
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不锈钢 316L
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硅油
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B
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不锈钢 316L
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氟油
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C
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哈氏合金C
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硅油
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D
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哈氏合金C
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氟油
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E
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不锈钢316L 镀金
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硅油
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F
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不锈钢316L 镀金
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氟油
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G
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不锈钢316L 涂FEP
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硅油
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T
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钽
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硅油
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50
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额定工作压力
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0
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额定工作压力0.2MPa(仅适用A量程)
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7
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额定工作压力7MPa (仅适用A量程)
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1
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16MPa
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2
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25MPa
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3
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40MPa
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60
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过程连接
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N
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1/4英寸NPT及7/16英寸UNF螺纹孔 无泄放阀
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B
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1/4英寸NPT及7/16英寸UNF螺纹孔 泄放阀装于法兰后部端面
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U
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1/4英寸NPT及7/16英寸UNF螺纹孔 泄放阀装于法兰侧面上部
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D
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1/4英寸NPT及7/16英寸UNF螺纹孔 泄放阀装于法兰侧面下部
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70
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接液密封材质
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N
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丁腈橡胶(NBR)
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F
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氟橡胶(FKM)
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P
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聚四氟乙烯(PTFE)
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80
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特殊功能
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N
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无
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F
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平方根输出
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P
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防雷击功能
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O
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禁油处理(氧气测量限氟油填充液、氟橡胶密封圈、<6MPa、<60℃)
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90
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安装支架
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N
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无
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1
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不锈钢
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2
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碳钢镀锌
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100
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过程连接附件
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N
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无
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1
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1/2 英寸NPT内螺纹不锈钢椭圆形法兰
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2
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M20x1.5 外螺纹不锈钢丁字形接头
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110
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液晶显示
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N
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无
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2
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LED背光液晶显示(-20℃)
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3
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OLED显示(-40℃)
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120
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防爆选项
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N
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基本型
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A
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本安型,NEPSI
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D
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隔爆型,NEPSI (不含隔爆电缆接头)
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130
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位号标牌
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N
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无
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1
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位号标于铭牌内
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2
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悬挂式不锈钢标牌
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140
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使用说明
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C
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中文
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E
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英文
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150
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附加选项
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S
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不锈钢表壳
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V
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低电压版
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注:1.所有非标选项以X做选型,并在X后加括号详细参数以备注为准
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