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A_19-42_ _ |
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Application |
| This general purpose switch package provides a complete solution for high level spill prevention with an adjustable level switch point and 10A compact relay controller for pump or valve actuation. The optional flash alarm brings immediate attention to high level conditions. The product is typically selected for atmospheric bulk storage, day tank and waste sump applications. Specify the appropriate sensor technology and assembly dimensions. |
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Specifications |
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Length:
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8" to 10' (20 cm to 3m) |
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Switch point:
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1 (field adjustable) |
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Orientation:
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± 30° vertical |
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Supply voltage:
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120/240 VAC @ 50-60 Hz. |
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Contact type:
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(1) SPDT relay |
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Contact rating:
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250 VAC @ 10A |
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Contact delay:
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0-60 seconds |
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LED indication:
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Power, relay and sensor status |
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Strobe type:
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421_: Xenon tube
422_: N/A |
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Strobe flash:
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421_: 1 per second
422_: N/A |
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Process temp.:
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F: -40° to 194°
C: -40° to 90° |
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Electronics temp.:
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F: -40° to 140°
C: -40° to 60° |
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Pressure:
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Atmospheric |
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Wetted material:
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PP (20% glass fill) |
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Process mount:
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2" NPT (2" G) |
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Enclosure rating:
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NEMA 4X (IP65) |
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Installed height:
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421_: 7.4" (18.8 cm)
422_: 5.7" (14.4 cm) |
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Encl. material:
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421_: PP, UL94VO and polycarbonate
422_: PP, UL94VO |
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Conduit entrance:
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Single, 1/2" NPT |
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Classification:
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General purpose |
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CE compliance:
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EN 50082-2 immunity
EN 55011 emission
EN 61010-1 safety |
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Technology |
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VIBRATION |
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General purpose |
Yes |
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Foam |
Yes |
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Bubbles |
Yes |
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Conductive |
Yes |
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Non-conductive |
Yes |
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Clean |
Yes |
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Dirty |
Yes |
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Turbulent |
Yes |
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Non-coating |
Yes |
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Light coating |
Yes |
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Medium coating |
Yes |
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Relay |
Yes |
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Intrinsically safe |
No |
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Heavy coating |
No |
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ULTRASONIC |
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General purpose |
Yes |
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Foam |
Yes |
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Conductive |
Yes |
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Non-conductive |
Yes |
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Clean |
Yes |
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Dirty |
Yes |
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Turbulent |
Yes |
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Non-coating |
Yes |
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Light coating |
Yes |
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Relay |
Yes |
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Intrinsically safe |
No |
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Bubbles |
No |
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Medium coating |
No |
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Heavy coating |
No |
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BUOYANCY |
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General purpose |
Yes |
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Foam |
Yes |
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Bubbles |
Yes |
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Conductive |
Yes |
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Non-conductive |
Yes |
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Clean |
Yes |
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Turbulent |
Yes |
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Non-coating |
Yes |
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Relay |
Yes |
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Intrinsically safe |
No |
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Dirty |
No |
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Light coating |
No |
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Medium coating |
No |
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Heavy coating |
No |
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