DWYER V7系列Flotect挡板式流量开关 

产品介绍

The Series V7 Flotect® Flow Switch is an inexpensive switch for use with compatible liquids to start or stop electronic operated equipment when flow or no-flow conditions occur. Magnetic operation is simple and dependable with no mechanical linkages or seals to wear or leak. Lower body is machined solid metal bar stock assuring no leak points, no matter how long the unit is in service. Design is standard weatherproof, meeting NEMA 4X, for application versatility. Robust vane design is rigid and field trimmable for set point adjustment.

技术参数

温度： -40 to 250°F (-40 to 121°C).

介质： Liquids compatible with wetted materials that are non-coating and noncrystallizing.

材质： Vane: 301 SS, Process Connection: brass or 316 SS, Magnet: ceramic, Other: 301, 302 SS.

管体材质：Die cast aluminum.

压力：250 psi (17.2 bar).

封装：Weatherproof, meets NEMA 4X (IP66).

开关类型： SPDT snap switch.

额定电气：10A @ 125, 250, 480 VAC; 1/8 hp @ 125 VAC, 1/4 hp @ 250 VAC.

电气连接： 3 screw type, common, normally open and normally closed.

导管连接：1/2" NPSM.

过程连接： 1" male NPT. Contact factory for optional tees.

管道尺寸：1 to 4 inch.

安装方向： Horizontal or vertical (actuation flow rates are based on horizontal pipe runs in the vertical position). Will not work in vertical pipe with down flow.

Set Point Adjustment: Vane is trimmable, see set point chart on Catalog page.

重量： 1 lb 2 oz (500 g).

认证： CE, UL353.

选型表

EXAMPLE
 V7
 W
 B
 S
 3
 0
 N
 ST
 Series V7-WBS-30N-ST Flotect® Vane Operated Flow Switch, weatherproof, brass lower body, SPDT, 1" male NPT, trimmable vane, with stainless steel tag.
 
SERIES
 V7
 
 
 Flotect® Vane Operated Flow Switch
 
CONSTRUCTION
 
 W
 
Weatherproof
 
LOWER BODY
 
 
 B
S
 
Brass
316SS
 
CIRCUIT TYPE
 
 
S
 
SPDT
 
CONNECTION SIZE
 
 
3
 
1"
 
VANE SIZE
 
 
0
 
Full Length Vane with Template
 
TEE & TEE MATERIAL
 
 
N
 
 No Tee
 
OPTIONS

 
ST
RV
 Stainless Tag Tag
Reinforced Vane