1800系列 工业级微差压开关尺寸小、价格低，重复精度为2%，广泛用于各种工业场合。可墙面或仪表盘面板上安装，并能很方便的调整设定点。产品通过了UL和CSA，FM的认证。
警告：只能用于空气及兼容气体

技术参数 ：

介质：空气和不易燃，兼容气体
材质：请向厂家咨询
温度范围：-30 至180°F（-34 至82.2°C）。1823-00，-20 至180°F（-28.9
至82.2°C）
压力范围：持续压力10 psig（68.95 kPa），冲击压力25 psig（172.4 kPa）
开关类型：单刀双掷（SPDT）
可重复性：±2%
电气指标：15 A @ 120-480 VAC，60 Hz. Resistive 1/8 HP @125 VAC，1/4
HP @ 250 VAC，60 Hz. De-rate to 10 A for operation at high cycle rates.
电气连接：3 个旋紧接线端，一般，常开和常闭
连接件：1/8? NPT。内螺纹
安装定位：膜片用于垂直方向，其它定位请向厂家咨询
设定点调节：外壳内螺丝调节
重量：1 lb，5 oz（595 g）
机构认证：CE，UL，CSA，FM.

产品选型 ：

选项及配件 ：

OPTIONS:
Weatherproof Housing - 16-ga. steel enclosure with gasketed cover (NEMA 4, IP66) for wet or oily conditions. Withstands 200 hour salt spray test. Wt. 5-1/2 lbs. (2.5 kg). Switch must be factory installed. Change 1823 base number to 1824 and add -WP suffix. Example: 1824-1-WP.
Explosion-proof Housing - Cast iron base with aluminum cover. Rated Class I, Group D; Class II, Div. 1 & 2, Groups E,F,G; Class III and NEMA 7 C,D, NEMA 9 E,F,G. Wt. 7-1/2 lbs. (3.4 kg). Switch must be factory installed. Change base number to 1824 and add -EXPL suffix. Example: 1824-1-EXPL.
MIL Environmental Construction - Unlisted Model 1820 can be furnished with a special sealed snap switch for protection against high humidity, fungus and/or military applications. Similar to Model 1823 except dead bａnd is slightly greater and some lower set points may not be possible. To order, add suffix -MIL. Example: 1820-2-MIL.
ACCESSORIES:
A-389 - Mounting bracket, 16 ga steel, zinc plated and Dichromate dipped for corrosion resistance.
A-489 - 4" 303 SS straight static pressure tip with flange.
A-491 - 6" straight SS static pressure tip with mounting flange.
A-493 - 8" straight SS static pressure tip with mounting flange.
A-302F-B - 303 SS Static pressure tip with mounting flange, for 3/16" rubber or plastic tubing. 6" insertion depth, includes mounting screws
A-302F-A - 303SS static pressure tip with mounting flange, 4" hook style. For 3/16" ID rubber or plastic tubing, includes mounting screws.
A-302F-C - 303 SS Static pressure tip with mounting flange, for 3/16" rubber or plastic tubing. 8" insertion depth, includes mounting screws