Dwyer 1800系(xi)列(lie) 差壓開(kai)關描述(shu)

Dwyer 1800系(xi)列(lie) 差壓開(kai)關描述(shu)
品牌：dwyer  
產品描述：
氣體差壓開(kai)關；可(ke)調範(fan)圍：從17.5～55Pa到(dao)2.25～21.25kPa；重(zhong)復(fu)精(jing)度：±2%FS
產品特(te)點：
1800系(xi)列(lie) 工(gong)業(ye)級微(wei)差壓開(kai)關尺寸小(xiao)、價(jia)格低，重(zhong)復(fu)精(jing)度為2%，廣(guang)泛用(yong)於(yu)各(ge)種(zhong)工(gong)業(ye)場(chang)合(he)。可(ke)墻(qiang)面或(huo)儀(yi)表(biao)盤面板(ban)上安(an)裝(zhuang)，並能(neng)很(hen)方(fang)便的調整設(she)定(ding)點(dian)。產品通過(guo)了(le)UL和CSA，FM的(de)認(ren)證。
警告：只能(neng)用(yong)於(yu)空(kong)氣及兼(jian)容氣體
Dwyer 1800系(xi)列(lie) 差壓開(kai)關描述(shu)
技(ji)術(shu)參數(shu) ：
介(jie)質(zhi)：空(kong)氣和不(bu)易(yi)燃(ran)，兼(jian)容氣體
材(cai)質(zhi)：請(qing)向廠(chang)家咨(zi)詢(xun)
溫度範圍：-30 至180°F（-34 至82.2°C）。1823-00，-20 至180°F（-28.9
至82.2°C）
壓力(li)範圍：持續(xu)壓力(li)10 psig（68.95 kPa），沖擊(ji)壓力(li)25 psig（172.4 kPa）
開關(guan)類型：單(dan)刀(dao)雙擲(zhi)（SPDT）
可(ke)重(zhong)復(fu)性：±2%
電(dian)氣指(zhi)標：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.
電(dian)氣連接(jie)：3 個旋緊(jin)接線端(duan)，壹(yi)般(ban)，常(chang)開(kai)和常(chang)閉(bi)
連接(jie)件：1/8? NPT。內螺紋(wen)
安(an)裝(zhuang)定位(wei)：膜(mo)片(pian)用(yong)於(yu)垂直(zhi)方(fang)向，其(qi)它(ta)定(ding)位請(qing)向廠(chang)家咨(zi)詢(xun)
設(she)定(ding)點(dian)調節(jie)：外(wai)殼(ke)內螺絲調節(jie)
重(zhong)量：1 lb，5 oz（595 g）
機構認(ren)證(zheng)：CE，UL，CSA，FM.
產品選型 ：
Dwyer 1800系(xi)列(lie) 差壓開(kai)關描述(shu)
選項及配件 ：
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