主要技术参数
执行标准： JB/T9274-1999 仪表公称直径 65mm；90mm；120mm； 等级 1.5%；（1.6%;2.5% 可选） 测量范围 2.5kPa -100 kPa(型号选择见量程代码表) 防护等级 IP54 正常工作环境温度-25℃～55℃ 连接螺纹 65、外径G1/4 M14x1.5; 90、120外径G1/4 M14x1.5 其它见选型表 仪表外壳 YE 普通型ST13 喷黑塑（电镀可选） YEF 不锈钢防腐型SVS316 本色（抛光可选） 仪表接头 YE 普通型铜合金钝化(电镀可选) YEF 防腐型SUS316 本色（22mm 四方不锈钢） 65 外径YE 普通型轴向斜嵌式快装接头可选 测压元件 YE 普通型铜合金双片膜盒,锡焊接 YEF 不锈钢防腐型SUS316 双片膜盒等离子焊，激光焊接 仪表机芯 YE 普通型铜合金; YEF 防腐型不锈钢； 65 外径仪表机芯安装微动调零装置（不调零可选） 仪表玻璃 120外径仪表平板玻璃 ；65、90外径旋紧式光边有机玻璃罩； 65 旋紧式花边有机玻璃罩可选
Technical Specifications Execntive Standard: JB/T 9274-1999 Instruments Diameter: 65mm;90mm;120mm Accuracy Class:1.5%;(1.6%,2.5% optional) Range:7 2.5kpa-100kpa (see range table) Protection Class: IP54 Ambient temperature -25℃～55℃ Connection thread: 65mm others see the table Instrument case: YE standard ST13 black enameled(plated optiona;)YEF stainless steel corrosion proof SUS304 nature color(polished optional) Instrument socket: YE standard copperalloy plated YEF corrosion proof SUS304 nature color(22mm square stainless steel) Measurement Elements: YE standard copperalloy double diaphragm tin welding.YEF stainless steel corrosion proof SUS316double diaphragm plasma welding and lasing welding. Movement: YE standard copper alloy, YEF orrosion proof stainless steel, all with micro adjustment devise (without zero adjustment option) Window: 120mm instrument plain glass; 65mm,90mm screw in organic glass; 65mm screw in organic glass is optional
产品展示 Features | 可选仪表类型 Optional type | 型号 Type | φ 65mm外径 (2.5”) | 普通膜盒径向安装 Standard capsule bottom mounting | YE-065.AO.204 | 普通膜盒径向前环安装 Standard capsule bottom mounting with front ring | YE-065.AT.204 | 普通膜盒轴向安装 Standard capsule back mounting | YE-065.ZO.204 | 普通膜盒轴向前环安装 Standard capsule back mounting with front ring | YE-065.ZT.204 | 普通膜盒轴向卡子安装 Standard capsule back mounting with clamp | YE-065.ZK.204 | 不锈钢膜盒径向安装 Stainless steel capsule bottom mounting | YEF-065.AO.504 | 不锈钢膜盒径向前环安装 Stainless steel capsule bottom mounting with front ring | YEF-065.AT.504 | 不锈钢膜盒轴向安装 Stainless steel capsule back mounting | YEF-065.ZO.504 | 不锈钢膜盒轴向前环安装 Stainless steel capsule back mounting with front ring | YEF-065.ZT.504 | 不锈钢膜盒轴向卡子安装 Stainless steel capsule back mounting with clamp | YEF-065.ZK.504 | φ 90mm (3.5”)
| 外径普通膜盒径向安装 Standard capsule bottom mounting | YE-090.AO.204 | φ 120mm (4.5”)
| 外径普通膜盒径向安装 Standard capsule bottom mounting | YE-120.AO.200 |
普通微压表YE-65 不锈钢微压表YEF-65 锡焊微压表YE-90 离子焊微压表YE-120 微压表/膜盒微压表YE-65/90/120 | 
