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Dwyer蝶閥WE20-ISR11-WE_WE20-IMD07-WE-A_WE20-AHD00-WE

Service: Compatible liquids, gases, and steam.

Body: 2-way, wafer or lug butterfly.

Line Sizes: 2 to 12?.

End Connections: Lug and wafer pattern designed for flanges that are ANSI Class 125 (B16.1) and ANSI Class 150 (B16.5) dimension.

Pressure Limits: 225 psi (15.5 bar).

Wetted Materials: Body Material: Ductile iron; Disc: 316 SS; Seat: EPDM or PTFE; O-ring: EPDM; Stem: 410 SS.

Temperature Limits: Disc: EPDM: -50 to 250°F (-46 to 121°C);

PTFE: 0 to 300°F (-18 to 149°C).

Bearings: Nylatron.

Operator: 2 to 6? 10-position locking hand lever; 8 to 12?: manual gear.

ACTUATORS

Pneumatic “DA” and “SR” Series

Type: DA series is double acting and SR series is spring return (rack and pinion).

Normal Supply Pressure: DA: 40 to 115 psi (2.7 to 7.9 bar); SR: 70 to 115 psi (4.8 to 7.9 bar).

Maximum Supply Pressure: 120 psi (8.6 bar).

Air Connections: DA03 thru DA11: 1/4? FNPT; SR03 thru SR11: 1/4? FNPT.

Housing Material: Anodized aluminum body and epoxy coated aluminum end caps.

Temperature Limits: -40 to 176°F (-40 to 80°C).

Accessory Mounting: NAMUR

standard.

Electric “TD” and “MD” Series

Dwyer蝶閥WE20-ISR11-WE_WE20-IMD07-WE-A_WE20-AHD00-WE

介質：兼容液體、氣體和蒸汽。

閥體：雙向、對夾式或凸耳式蝶閥。

線路尺寸：2至12”

端部連接：為尺寸為ANSI 125級（B16.1）和ANSI 150級（B16.5）的法蘭設計的凸耳和對夾式。

壓力限制：225磅/平方英寸（15.5巴）。

潤濕材料：閥體材料：球墨鑄鐵；閥瓣：316不銹鋼；閥座：三元乙丙橡膠或聚四氟乙烯；O形環：三元乙丙橡膠；閥桿：410不銹鋼。

溫度限制：圓盤：三元乙丙橡膠：-50至250°F（-46至121°C）；

聚四氟乙烯：0至300°F（-18至149°C）。

軸承：Nylatron。

操作員：2至6 10位鎖定手柄；8至12：手動檔。

執行機構

氣動“DA”和“SR”系列

類型：DA系列為雙作用，SR系列為彈簧復位（齒條和小齒輪）。

正常供應壓力：DA:40至115 psi（2.7至7.9巴）；SR:70至115 psi（4.8至7.9巴）。

最大供給壓力：120磅/平方英寸（8.6巴）。

空氣連接：DA03至DA11:1/4 FNPT；SR03至SR11:1/4 FNPT。

外殼材料：陽極氧化鋁本體和環氧涂層鋁端蓋。

溫度限制：-40至176°F（-40至80°C）。

附件安裝：NAMUR

標準。

電動“TD”和“MD”系列

電源要求：110伏、220伏或24伏。功耗：見使用說明書。

循環時間（每90°）：TD01和MD01:4 s；TD02和MD02:20 s；TD03和

MD03:30秒；TD04和MD04:30秒；TD05和MD05:30秒；TD06和

MD06:45秒；TD07和MD07:30秒。

外殼等級：NEMA 4X（IP67）。

外殼材料：粉末涂層鋁。

溫度限制：-22至140°F（-30至60°C）。

電氣連接：1/2內螺紋NPT。

調制輸入：4至20毫安。

標準功能：手動超控，

位置指示器和TD型號配有兩個限位開關。

電動“TH和MH系列

電源要求：110伏交流電、220伏交流電、24伏交流電或24伏直流電。

功耗：見使用說明書。

Dwyer蝶閥WE20-ISR11-WE_WE20-IMD07-WE-A_WE20-AHD00-WE

Service: Compatible liquids, gases, and steam.

Body: 2-way, wafer or lug butterfly.

Line Sizes: 2 to 12?.

End Connections: Lug and wafer pattern designed for flanges that are ANSI Class 125 (B16.1) and ANSI Class 150 (B16.5) dimension.

Pressure Limits: 225 psi (15.5 bar).

Wetted Materials: Body Material: Ductile iron; Disc: 316 SS; Seat: EPDM or PTFE; O-ring: EPDM; Stem: 410 SS.

Temperature Limits: Disc: EPDM: -50 to 250°F (-46 to 121°C);

PTFE: 0 to 300°F (-18 to 149°C).

Bearings: Nylatron.

Operator: 2 to 6? 10-position locking hand lever; 8 to 12?: manual gear.

ACTUATORS

Pneumatic “DA” and “SR” Series

Type: DA series is double acting and SR series is spring return (rack and pinion).

Normal Supply Pressure: DA: 40 to 115 psi (2.7 to 7.9 bar); SR: 70 to 115 psi (4.8 to 7.9 bar).

Maximum Supply Pressure: 120 psi (8.6 bar).

Air Connections: DA03 thru DA11: 1/4? FNPT; SR03 thru SR11: 1/4? FNPT.

Housing Material: Anodized aluminum body and epoxy coated aluminum end caps.

Temperature Limits: -40 to 176°F (-40 to 80°C).

Accessory Mounting: NAMUR

standard.

Electric “TD” and “MD” Series

Power Requirements: 110 VAC, 220 VAC or 24 VAC.

Power Consumption: See instruction manual.

Cycle Time (per 90°): TD01 and MD01: 4 s; TD02 and MD02: 20 s; TD03 and

MD03: 30 s; TD04 and MD04: 30 s;

TD05 and MD05: 30 s; TD06 and

MD06: 45 s; TD07 and MD07: 30 s.

Duty Rating: 85%.

Enclosure Rating: NEMA 4X (IP67).

Housing Material: Powder coated aluminum.

Temperature Limits: -22 to 140°F (-30 to 60°C).

Electrical Connection: 1/2? female NPT.

Modulating Input: 4 to 20 mA.

Standard Features: Manual override,

position indicator, and TD models come with two limit switches.

Electric “TH and MH Series

Power Requirements: 110 VAC, 220 VAC, 24 VAC or 24 VDC.

Power Consumption: See instruction manual.

Cycle Time (per 90°): See instruction manual.

Duty Rating: See instruction manual.

Enclosure Rating: NEMA 7, designed

to meet hazardous locations: Class I,

Group C & D; Class II, Group E, F & G; Division I & II.

Housing Material: Powder Coated

Aluminum

Temperature Limits: -22 to 140°F (-30 to 60°C).

Electrical Connection: 1/2? female NPT.

Modulating Input: 4 to 20 mA.

Standard Features: Position indicator and two limit switches.