Instrument Meter Specialties

2108 B West Magnolia Blvd
Burbank, CA 91506
Phone: 800-926-3837 FAX: 818-841-2379

AS1 Series

Applications

Electronic Proof Of Flow

— Current operated switch eliminates need for multiple pipe or duct penetrations.

— More reliable than electromechanical pressure or flow switches.

Conveyors

— Detects jams and overloads.

— Interlocks multiple conveyor sections.

Lighting Circuits

— Easier to install and more accurate than photocells.

Electric Heaters

— Faster response than temperature sensors.

Features

Universal Output

— N.O. or N.C. solid state switch for applications up to 240VAC/DC.

— Compatible with most automation systems.

Self-powered

— Cuts installation and operating costs.

Easily Adjustable Setpoint

— Speeds startup.

Solid or Split-core Case

— Versions tailored for each installation.

Built-in Mounting Feet

— Simple, two-screw panel mount or attach optional DIN-rail brackets.

UL, CUL and CE Approval

— Accepted worldwide.

Specifications

Dimensions

Power Supply None — Self-powered

Output  Magnetically Isolated Solid-State Switch

Output Rating

N.O. Version: 0.15A @ 240VAC or VDC

N.C. Version: 0.2A @ 135VAC or VDC

Not polarity sensitive

Off State Leakage < 10A

Response Time 120 ms

Setpoint Range

Fixed Core: 1–150A

Split-core: 1.75–150A

Hysteresis 5% of Setpoint

Overload

MODEL           6 SEC     1 SEC

–GO (NOU)       500A     1,000A

–GO (NCU)       400A     1,000A

All Other             400A     1,000A

Isolation Voltage UL Listed to 1,270VAC, tested to 5,000VAC

Frequency Range 6–100Hz

Sensing Aperture

–FF Case : 0.55" (14mm) dia.

–FT Case : 0.74" (19mm) dia.

–SP Case: 0.85" (21.6mm) sq.

Case UL 94V-O Flammability Rated

Environmental –58 to 149°F (–50 to 65°C),

0–95% RH, non-condensing

Listings UL 508 Industrial Control Equipment (USA & Canada), CE

Ordering Information

Example: AS1-NOU-SP

Adjustable AC current operated switch, split-core, with indicating

LED

 

AS1 Ordering Diagram

 

Dimensions