RV4LAYFD274A datasheet, PDF - EEWORLD Datasheet

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RV4LAYFD274A: DescriptionPotentiometer, Carbon, 2W, 270000ohm, 500V, 10% +/-Tol,; CategoryPassive components The resistor; File Size148KB，3 Pages; ManufacturerPrecision Electronic Components Ltd; Websitehttp://www.precisionelectronics.com/index.html

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RV4LAYFD274A Overview

Potentiometer, Carbon, 2W, 270000ohm, 500V, 10% +/-Tol,

RV4LAYFD274A Parametric

Parameter Name	Attribute value
Objectid	823324814
Reach Compliance Code	unknown
structure	Precision
JESD-609 code	e4
Maximum operating temperature	125 °C
Minimum operating temperature	-65 °C
Package diameter	28.448 mm
Package length	13.614 mm
Package form	Panel Mount
Rated power dissipation(P)	2 W
Guideline	MIL-R-94
resistance	270000 Ω
Resistor type	POTENTIOMETER
series	RV4(LINEAR)
technology	CARBON
Terminal surface	Gold (Au)
Tolerance	10%
Operating Voltage	500 V

RV4LAYFD274A Preview

PRECISION

MIL Style RV4

Precision Series K -

2 Watt 1/4" shaft diameter

Precision series K/RV4 potentiometers are suitable for

both military and commercial applications. They can

easily be customized to meet special requirements.

FEATURES:

•

hot molded carbon element

gold-plated terminals

stainless-steel shaft and housing

quality meeting or exceeding MIL-R-94 - QPL listed

OPTIONS:

•

custom shafts and bushings

special tapers

fourth (center) terminal

high life

attached switch

ELECTRICAL SPECIFICATIONS:

Resistance range, linear taper:

Ω

to 5 Meg

Ω

Resistance range, logarithmic taper:

150

Ω

to 1 Meg

Ω

Resistance tolerance:

±10% or ±20%

Resistance taper:

linear, logarithmic, reverse logarithmic;

other tapers by special order

Power rating:

2 watts at 70°C derated to 0 watts at 120°C

Insulation resistance:

dry:

10K Meg

Ω

wet:

100K Meg

Ω

Dielectric strength:

900 V RMS at sea level

Operating voltage:

500 V, subject to power rating

MECHANICAL SPECIFICATIONS:

Mechanical rotation:

314°

Operating torque:

1 oz/in to 6 oz/in

Rotational life:

25,000 cycles

ENVIRONMENTAL SPECIFICATIONS:

Operating temperature:

−

65°C to +125°C

Resistance to soldering heat:

350°C for 5 seconds

Humidity range:

per MIL-R-94

Vibration range:

per MIL-R-94

Shock resistance:

per MIL-R-94

Load life:

1000 hours at 70°C

PRECISION

MIL Style RV4

DRAWING:

PRECISION

MIL Style RV4

ORDERING INFORMATION:

Ordering Information - Commercial Part Numbers

Series

= series K

Bushing

Blank

standard

= locking

= panel &

shaft steel

Switch

Blank

without

switch

= SPST

switch

Taper

= linear

Resistance Value

Total resistance value in

Ω:

first 2 digits significant,

third digit =

number of zeroes

Shaft

Tolerance Shaft Style

Length

= 10% of

= round

S 16

= 1/2"

nominal

= slotted

= = 5/8"

flatted

3/4"

2 =

20% of

= 7/8"

nominal

= 1"

= 1 1/4"

= 1 1/2"

= 2"

= 2 1/2"

= 3"

logarithmic

= reverse

logarithmic

Example: KSU1031R16

note:

not all part number combinations are valid

Ordering Information - Military Part Numbers

Shaft

Temperature & Moisture

Bushing

Switch

Shaft Style

Length

Characteristics

Style

RV4

= MIL style RV4

= standard

= without

= as per MIL-R-94

= slotted

= 1/2"

switch

= locking

= flatted

= 5/8"

= panel &

shaft steel

= SPST

switch

= 7/8"

= 1 1/4"

= 2"

= 2 1/2"

Resistance Value

Total resistance value

Ω:

first 2 digits

significant, third digit =

number of zeroes

Taper & Tolerance

= linear 10%

= linear 20%

= logarithmic 10%

= logarithmic 20%

= reverse logarithmic

10%

= reverse logarithmic

20%

Example: RV4NAYSB000A

note:

not all part number combinations are valid

Type K Cross Reference

Precision

KU S28

KLU S20

KU S16

KU S64

KU R64

KU S80

KA R64

KLU S28

Military

RV4NAYSD A

RV4LAYSA A

RV4NAYSB A

RV4NAYSJ A

N/A

RV4NAYSK A

N/A

RV4LAYSD A

Clarostat

380C3 / 53C3

280C2 / 53C2

N/A

380C1 / 53C1

N/A

53C1Z

N/A

Allen Bradley

JA1N056S UA

JA1L040S UC

JA1N032S UA

JA1N200S UA

JA1N200P UA

JA1N232S UA

JA1N200P AA

JA1L056S UA

Ohmite

CMU

CLU

N/A

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