Littelfuse, Inc. Delay On Break Timer KRPSD21B

Description
The KRPS Series is a factory programmed time delay relay available with 1 of 15 functions and measures only 2 inches square. The KRPS offers a wide range of fixed, onboard, or externally adjustable time delays. The output relay contacts offer a full 10A rating with complete isolation. Its microcontroller timing circuit provides excellent repeat accuracy and stability. Encapsulation protects against shock, vibration, and humidity. The KRPS Series is a cost effective approach for OEM applications that require small size, isolation, accuracy, and long life. Special time ranges and functions are available. Operation (Delay on Break)Input voltage must be applied before and during timing. Upon closure of the initiate switch, the output relay energizes. The time delay begins when the initiate switch is opened. The output remains energized during timing. At the end of the time delay, the output de-energizes. The output will energize if the initiate switch is closed when input voltage is applied.Reset: Re-closing the initiate switch during timing resets the time delay. Removing input voltage resets the time delay and output.
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Description
The KRPS Series is a factory programmed time delay relay available with 1 of 15 functions and measures only 2 inches square. The KRPS offers a wide range of fixed, onboard, or externally adjustable time delays. The output relay contacts offer a full 10A rating with complete isolation. Its microcontroller timing circuit provides excellent repeat accuracy and stability. Encapsulation protects against shock, vibration, and humidity. The KRPS Series is a cost effective approach for OEM applications that require small size, isolation, accuracy, and long life. Special time ranges and functions are available. Operation (Delay on Break)Input voltage must be applied before and during timing. Upon closure of the initiate switch, the output relay energizes. The time delay begins when the initiate switch is opened. The output remains energized during timing. At the end of the time delay, the output de-energizes. The output will energize if the initiate switch is closed when input voltage is applied.Reset: Re-closing the initiate switch during timing resets the time delay. Removing input voltage resets the time delay and output.
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Suppliers

Company
Product
Description
Supplier Links
Delay On Break Timer - KRPSD21B - Littelfuse, Inc.
Rosemont, IL, United States
Delay On Break Timer
KRPSD21B
Delay On Break Timer KRPSD21B
The KRPS Series is a factory programmed time delay relay available with 1 of 15 functions and measures only 2 inches square. The KRPS offers a wide range of fixed, onboard, or externally adjustable time delays. The output relay contacts offer a full 10A rating with complete isolation. Its microcontroller timing circuit provides excellent repeat accuracy and stability. Encapsulation protects against shock, vibration, and humidity. The KRPS Series is a cost effective approach for OEM applications that require small size, isolation, accuracy, and long life. Special time ranges and functions are available. Operation (Delay on Break)Input voltage must be applied before and during timing. Upon closure of the initiate switch, the output relay energizes. The time delay begins when the initiate switch is opened. The output remains energized during timing. At the end of the time delay, the output de-energizes. The output will energize if the initiate switch is closed when input voltage is applied.Reset: Re-closing the initiate switch during timing resets the time delay. Removing input voltage resets the time delay and output.

The KRPS Series is a factory programmed time delay relay available with 1 of 15 functions and measures only 2 inches square. The KRPS offers a wide range of fixed, onboard, or externally adjustable time delays. The output relay contacts offer a full 10A rating with complete isolation. Its microcontroller timing circuit provides excellent repeat accuracy and stability. Encapsulation protects against shock, vibration, and humidity. The KRPS Series is a cost effective approach for OEM applications that require small size, isolation, accuracy, and long life. Special time ranges and functions are available. Operation (Delay on Break)Input voltage must be applied before and during timing. Upon closure of the initiate switch, the output relay energizes. The time delay begins when the initiate switch is opened. The output remains energized during timing. At the end of the time delay, the output de-energizes. The output will energize if the initiate switch is closed when input voltage is applied.Reset: Re-closing the initiate switch during timing resets the time delay. Removing input voltage resets the time delay and output.

Supplier's Site Datasheet
Time Delay Relays - 5666-KRPSD21B-ND - DigiKey
Thief River Falls, MN, United States
Time Delay Relays
5666-KRPSD21B-ND
Time Delay Relays 5666-KRPSD21B-ND
Off-Delay Time Delay Relay SPDT (1 Form C) 0.1 Sec ~ 10 Sec Delay 10A @ 125VAC Chassis Mount

Off-Delay Time Delay Relay SPDT (1 Form C) 0.1 Sec ~ 10 Sec Delay 10A @ 125VAC Chassis Mount

Buy Now Datasheet
Time Delay Relays - KRPSD21B - Quarktwin Technology Ltd.
Shenzhen, Guangdong, China
Time Delay Relays
KRPSD21B
Time Delay Relays KRPSD21B
Off-Delay Time Delay Relay SPDT (1 Form C) 0.1 Sec ~ 10 Sec Delay 10A @ 125VAC Chassis Mount

Off-Delay Time Delay Relay SPDT (1 Form C) 0.1 Sec ~ 10 Sec Delay 10A @ 125VAC Chassis Mount

Buy Now Datasheet

Technical Specifications

  Littelfuse, Inc. DigiKey Quarktwin Technology Ltd.
Product Category Time Delay Relays Time Delay Relays Time Delay Relays
Product Number KRPSD21B 5666-KRPSD21B-ND KRPSD21B
Product Name Delay On Break Timer Time Delay Relays Time Delay Relays
Mounting Surface mount with 1 #10 (M5 x 0.8) screw Chassis Mount Chassis Mount
Operating Temperature -40 to 140 F (-40 to 60 C)
Minimum 0.1000 to 10 seconds 0.1000 seconds
Pole and Throw Specifications Single Pole, Double Throw (SPDT) Single Pole, Double Throw (SPDT) Single Pole, Double Throw (SPDT); SPDT (1 Form C)
Voltage Requirements 12 or 48 V dc
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