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进口射频导纳物位开关DumpstarDumpstar的详细资料

进口射频导纳物位开关Dumpstar

Overview

You can depend on Drexelbrook point level controls to help cut costs by increasing your operating efficiency by controlling water dump more precisely. Installation is easy and does not require the vessels to be empty. The electronic unit is integral with a retractable sensing element for simple insertion into existing block valves.

• Retractable sensor will fit through a standard block valve with a minimum opening of a 7/8 inch.

• Cote Shield ™ electronics ensure repeatable level indication regardless of temperature or density changes

• No-moving-parts design reduces repair and downtime

?进口射频导纳物位开关Dumpstar

Specs
Power Requirements
120+25V 50/60Hz， 1 W

Level output
DPDT relay

Contact Rating
120 Vac; 5 A non-inductive，3 A inductive or dry contact， 1 A non-inductive

Time Delay
0-90 seconds， standard

Ambient Operating Temperature
-40 o  to 140 o F

Process Operating Temperature
0-300o F

Ambient Temperature Effect

(operating point)
< 0.1-inch/100o F

Sensitivity
.01-inch standard

RFI Protection
Less than .01-inch shift in operating point for unit in explosionproof housing from 5 W field @ 27， 150 or 450 Mhz at a distance of 5 feet from exposed cable or power line

Fail-safe
All controls，low-level fail-safe (LLFS)

Standard housings meet the following classifications：
NEMA 1 General-purpose
NEMA  3 Weather-resistant
NEMA 4 Water-tight
NEMA 12 Dust-tightNEMA 13 Dust-tight
Explosionproof for Class I， Groups A，B， C， D， and Class II， Groups E， F，and G

Approvals
Choice of FM or CSA

Optional DrexelcoteTM 
Corrosion-resistant Housing Available

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