Alarm Control

661

The 600 Series Alarm Control, SKU 661, offers precise process monitoring for critical industrial applications. Engineered for reliability, this unit features two adjustable trip points and fail-safe operation, ensuring system integrity and continuous oversight. Its automatic reset function minimizes manual intervention, streamlining operational efficiency. With an operating voltage of 24VDC ±5% and a standard 4-20mA input signal, it integrates seamlessly into existing industrial control systems. The robust ABS plastic enclosure and a wide operating temperature range from -13° to +122° F contribute to its durability in diverse environments. A 5-year unconditional warranty underscores its long-term performance commitment. Top-mounted LEDs provide clear trip status indication, enhancing operational awareness and facilitating quick diagnostics. This component is designed for consistent, dependable performance in demanding industrial settings, providing essential control and safety.

Alarm Control

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661

Specifications

Operating Voltage24VDC ±5%
Supply Current30mA maximum
Input Signal4-20mA
Input Resistance50 ohms
Input Loop Error (High)23-25mA
Input Loop Error (Low)2-3mA
Trip Adjustment (High)4-20mA
Trip Adjustment (Low)4-20mA
Hysteresis2.5% at midrange
Contact Rating10 amps at 240VAC resistive
Operating Temperature-13° to +122° F
Expected Relay Life (Mechanical)10 million operations
Expected Relay Life (Electrical)100,000 at rated load
Humidity Tolerance0-97% w/o condensation
Enclosure MaterialABS plastic
Mounting11-pin socket (*order separately)
Required Socket51X016
Trip Points2 Adjustable
OperationFail-safe Operation
Reset TypeAutomatic Reset
Warranty5-Year Unconditional Warranty
IndicatorsTop-mounted LEDs for trip status indication
Dimension Tolerance± 0.06

FAQs

What are the primary input and operating voltage requirements for the 661 Alarm Control?
The 661 Alarm Control requires an operating voltage of 24VDC ±5% and accepts an input signal of 4-20mA.
What is the contact rating and operating temperature range of the 661 Alarm Control?
The unit has a contact rating of 10 amps at 240VAC resistive and operates within a temperature range of -13° to +122° F.
How is the 661 Alarm Control mounted, and what is its warranty period?
The 661 Alarm Control mounts via an 11-pin socket (order separately, required socket 51X016) and comes with a 5-year unconditional warranty.