Keysight Technologies Inc. · Electronic Components
5211B
Counter, Electronic, Digital Reado
Part Number5211B
ManufacturerKeysight Technologies Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN6625-00-461-5935 (NSN)
Federal Item NameCOUNTER,ELECTRONIC,DIGITAL READO
Federal Supply Class6625 — Test Instruments
PhaseSINGLE
Frequency Range+0.002 TO 300.000 KILOHERTZ MULTIPLE PERIOD AND +0.100 TO 300.000 KILOHERTZ MULTIPLE PERIOD
Gate Time10.0 SECONDS NOMINAL AND 1.0 SECONDS NOMINAL AND 0.1 SECONDS NOMINAL
Measurement TypeFREQUENCY AND RATIO
Sensitivity RatingF1 INPUT 0.1V RMS F2 INPUT 0.1V RMS INTO 1000 OHMS
Accessory Component NameRACK ADAPTER KIT W/BOARD EXTENDER DETACHABLE POWER CABLE CORD W/MALE BNC CONNECTORS
Overall Length16.750 INCHES NOMINAL
Accessory Identifying NumberH+5212A44A PART NO. AND H+10503A PART NO.
Accuracy RatingPORM 1 COUNT,PORM TIME BASE PORM 1 COUNT OF F1,PORM TRIGGER ERROR OF F2
Ratio DisplayF1/F2
Electrical Connection Quantity1
Vendor Part Numbers7637539P1
RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is 5211B available?
We can source 5211B even if it isn't in our active stock list. As an independent distributor we reach inventory outside the franchise channel — including hard-to-find and obsolete parts. Send us a quote request.
Is 5211B by Keysight Technologies Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 5211B has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like 5211B?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for 5211B?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.