供应DWYER 徳威尔182320 PRESSURE SW开关

美国Dwyer1950防爆差压开关德威尔Dwyer1950系列防爆压力开关Dwyer 1950-10-2F防爆压差开关德威尔防爆压力开关
产品介绍
产品和美国DWYER 1900系列一样有防爆，防雨外壳。产品通过了CE,UL,CSA,FM认证。FM认证可用于ClassI,Div1,Groups C和D，ClassⅡGroups E和F和G，ClassⅢ危险气体（NEMA7&9）,防雨（NEMA3）。防雨装置包括排水插销和O形环密封。电气连接可容易地移动到前面板。为了方便，设**调节螺丝位于壳体外部。12种型号提供的设**从0.03到20英寸水柱（7.5Pa到5kPa）和从0.5到50psi（0.035到3.5bar）。产品轻巧紧凑，且外壳可分离，它的重量和体积只有其它开关的一半。 
产品规格
应用介质：空气和不可燃及兼容气体 
接液材质：咨询工厂
温度范围：-40到*0℃（-40到140℉）。1950P-8，15，25和50为-17.8到*0℃（0到140℉）。1950-02为-34.4到54.4℃（-30到130℉）
压力范围：连续压力：1950＇s-45in.w.c.（0.11bar）；1950P＇s-35psi（2.41bar）;1950P-50为70psi（4.83bar） 
波动压力为：1950＇s-10psi（0.*9bar）, 1950P＇s-50psi（3.45bar）, 1950P-50为90psi（*.21bar）
密封等级：IP*4，NEMA3，7和9
开关类型：单刀双掷（SPDT）
电气功率：1**@120，250，480VAC,*0Hz。1/8HP@125VAC,1/4HP@250VAC，*0Hz
电气连接：3个螺丝型，普通，常开和常闭型
过程连接： 1/8″内螺纹NPT
安装方向：隔膜垂直放置，其它位置安装咨询工厂
设**调节：外壳**部螺丝调节
重量: 1.5kg（3.25lb）;1950-02型，2kg（4.4lb） 
通过认证：CE,UL,CSA,FM. 
美国DWYER 1950系列防爆差压开关
更多型号：
DWYER 100 MANOMETER
DWYER 10001700 LENSE
DWYER 1003EB3J SWITCH
DWYER 1.00855E+13 PRESSURE IND
DWYER 100NF11 PNEUMATIC POSITIONER
DWYER 100NF21 PNEUMATIC POSITIONER
DWYER 100NF31 PNEUMATIC POSITIONER
DWYER 100NF41 PNEUMATIC POSITIONER
DWYER 10201700 GAUGE
DWYER 102WT4815C*0 LEVEL CONTROL
DWYER 102WT7810C*0 LEVEL CONTROL
DWYER 1201110904 MINIGRAPH RECORDER
DWYER 1201120904 MINIGRAPH RECORDER
DWYER 1201200904 MINIGRAPH RECORDER
DWYER 1202050904 MINIGRAPH RECORDER
DWYER 1202120904 MINIGRAPH RECORDER
DWYER 1203010904 MINIGRAPH RECORDER
DWYER 1203050904 MINIGRAPH RECORDER
DWYER 121 FLOW METER
DWYER 12-193472-01 MAGNEHELIC PRESSURE GAGE OXYGEN
DWYER 12-194030-01 PRESSURE GAUGE
DWYER 1223-1000 MANOMETER -500 TO+500 M1000M/W
DWYER 122312DA MANOMETER
DWYER 1230-1*D MANOMETER
DWYER 123153 PRESSURE SW 24VDC
DWYER 12315* SWITCH
DWYER 12353*WM MANOMETER
DWYER 12AD0 PROXIMITY POSITION INDICA
DWYER 12AL0 PROXIMITY POSITION INDICA
DWYER 13000 INDICATOR / TRANSMITTER
DWYER 13020 INDICATOR / TRANSMITTER
DWYER 13024 INDICATOR / TRANSMITTER
DWYER 13030 INDICATOR / TRANSMITTER
DWYER 131*031001 PHOTOHELIC
DWYER 131*093000 PHOTOHELIC
DWYER 131*275*02 PHOTOHELIC
DWYER 131*355101 PHOTOHELIC
DWYER 131*544300 PHOTOHELIC
DWYER 13-1**1*5-00 GAUGE PHOTOHELIC
DWYER 13-1**1**-00 GAUGE PHOTOHELIC
DWYER 1319179501 CONTROL
DWYER 1319370901 PHOTOHELIC
DWYER 132008*101 RELAY
DWYER 13220 INDICATOR / TRANSMITTER
DWYER 1322JA14100 QUICK SCAN RECORDER
DWYER 13230 INDICATOR / TRANSMITTER
DWYER 1323JA14100 QUICK SCAN RECORDER
DWYER 1333JA14100 QUICK SCAN RECORDER
DWYER 1334JA14100 QUICK SCAN RECORDER
DWYER 1402JA11100 QUICK SCAN RECORDER
DWYER 1403JA11100 QUICK SCAN RECORDER
DWYER 140JB210 TEMP CONTROL
DWYER 1413JA11100 QUICK SCAN RECORDER
DWYER 1414JA11100 QUICK SCAN RECORDER
DWYER 14AD0 ROTARY POSITION INDICATING SWITCH
DWYER 150D0 PROXIMITY POSITION INDICA
DWYER 150L0 PROXIMITY POSITION INDICA
DWYER 150NL11 PNEUMATIC POSITIONER
DWYER 150NL12 PNEUMATIC POSITIONER
DWYER 15111 CONTROL
DWYER 15S*20 PNEUMATIC VALVE ACTUATOR
DWYER 15S*21 PNEUMATIC VALVE ACTUATOR
DWYER 15S*22 PNEUMATIC VALVE ACTUATOR
DWYER 15S*23 PNEUMATIC VALVE ACTUATOR
DWYER 15S*30 PNEUMATIC VALVE ACTUATOR
DWYER 15S*31 PNEUMATIC VALVE ACTUATOR
DWYER 15S*33 PNEUMATIC VALVE ACTUATOR
DWYER 1*010 TEMP CONTROL
DWYER 1*050 TEMP CONTROL
DWYER 1*09-29-00 GAUGE PHOTOHELIC
DWYER 1*100-9102 TEMP CONTROLLER
DWYER 1*110 TEMP CONTROLLER 4-20MA IN SOLID STATE RELAY OUT
DWYER 1*110-9102 TEMP CONTROL
DWYER 1*133 TEMP CONTROL
DWYER 1*150 TEMP CONTROL
DWYER 1*19419201 CONTROL
DWYER 1*202* PRESSURE SW
DWYER 1*2*-1 PRESSURE SWITCH .15-1.5
DWYER 1*2*-10 PRESSURE SWITCH 2.0-11.0 SPDT 2.3DIF
DWYER 1*27-1 PRESSURE SWITCH .15-1.5 INCHES W.C.
DWYER 1*27-1ND PRESSURE SWITCH DIFFERENTIAL
DWYER 1*27-1-WP PRESSURE SWITCH WITH WP ENCLOSURE
DWYER 1*27-5 PRESSURE SWITCH .5-*INCH WATER
DWYER 1*30 PRESSURE SW
DWYER 1*38-0 PRESSURE SWITCH DIFFERENTIAL
DWYER 1*38-1 PRESSURE SWITCH DIFFERENTIAL
DWYER 1*38-10 PRESSURE SWITCH DIFFERENTIAL
DWYER 1*38-2 PRESSURE SWITCH 1.0-3.0 INCHES W.C.
DWYER 1*38-5 PRESSURE SWITCH 2.0-*.0 INCHES W.C.
DWYER 1*39-5 PRESSURE SWITCH DIFFERENTIAL
DWYER 1*40-1 SWITCH FLOATING CONTACT NULL 0.2-1.0IN WC
DWYER 1720*7 PRESSURE SWITCH/GAUGE PHOTOHELIC 0-15 INCH WATER
DWYER 17513* GASKET
DWYER 1823-0 PRESSURE SWITCH 0.15–0.5INCH LOW DIFFERENTIAL
DWYER 182300 PRESSURE SW
DWYER 18231 PRESSURE SW
DWYER 1823-10 PRESSURE SWITCH LOW DIFFERENTIAL 2.0-10
DWYER 18231W*20 PRESSURE SW
DWYER 1823-2 PRESSURE SWITCH LOW DIFFERENTIAL 0.5-2.0INCHES WC
DWYER 182320 PRESSURE SW
DWYER 1823-40 PRESSURE SWITCH 5-44 INCH WATER COLUMN
DWYER 1823-40-2-5 PRESURE SWITCH 1** 10PSIG MAX 25PSIG SURGE
DWYER 1823-5 PRESSURE SWITCH LOW DIFFERENTIAL 1.5-5.0
DWYER 1824-20-2-S PRESSURE SWITCH IN WEATHERPROOF HOUSING MAX 10PSI
DWYER 19005MR PRESSURE SW
DWYER 1910-0 PRESSURE SWITCH LOW DIFFERENTIAL 0.15-0.55IN WC
DWYER 1910-00 PRESSURE SWITCH .07-.15INCH WATER COLUMN
DWYER Jan-10 PRESSURE SWITCH LOW DIFFERENTIAL 0.40-1.*IN WC
DWYER Oct-10 PRESSURE SWITCH MAX TEMP 180F 82C 10PSI
DWYER 19237300 PHOTOHELIC
DWYER 19237310 PHOTOHELIC
DWYER 194022-00 MAGNEHELIC MED PRES OXYGEN CLN HOR MTG. 0-21IN H2O
DWYER 195000 SWITCH
DWYER 1950-0-2F PRESSURE SWITCH .15-50IN WC .1-.15/EXPLOSION PROOF
DWYER Jan-50 PRESSURE SWITCH EXPLOSION PROOF 0.4 TO 1.* IN/WC
DWYER 195010 CONTROL
DWYER 1950-10-2F PRESSURE SWITCH RANGE 3-11INCH WC FOR HAZ LOCATION
DWYER 1950-1-2F PRESSURE SWITCH 0.4-1.*INCH WC
DWYER 1950-20-2F DIFFERENTIAL PRESSURE SWITCH RANGE 4-20 IN WC
DWYER 19502F SWITCH
DWYER 1950-5-2F PRESSURE SWITCH RANGE .15-.50IN WC DIFFERENTIAL
DWYER 1950G-5-B-110 PRESSURE SWITCH
DWYER 1950G-5-B-120 PRESSURE SWITCH DIFFERENTIAL EXPLSN-PROOF 1.4-5.5
DWYER 199*-20 PRESSURE SWITCH 4-20INCHES WATER COLUMN
DWYER 2000-0 GAUGE MAGNEHELIC RANGE 0-0.5INCHES W.C. DIFFERENTI
DWYER 2000-00 GUAGE MAGNEHELIC DIFFERENTIAL 0-50INCH OF WATER