Model: TRU-208/A

Pressure Transmitter

Special Features:

Microprocessor controlled; dual pressure sensor; engine/engine pylon mounted

Properties:

Overall Length

10.100 inches

Overall Width

6.800 inches

Current Type

Mounting Device Quantity

Frequency Rating

400.0 hertz input

Overall Diameter

5.000 inches

Actuation Method

Pressure sensing element

End Application

Engine pressure ratio indicating systems (egu-9/a, egk-7/a24j-13 indicators) on all series c-141, b-52 and c-135 acft

Voltage Rating

115.0 volts input

Electrical Connection Quantity

Mounting Method

Base

Measurement Range

+1.0/+2.5 pressure ratio

Phase

Single input

Functional Description

Digital engine pressure ratio transducer replacing all epr transducers in group; senses the compressor inlet total pressure (pt2), senses turbine outlet pressure (pt7), computes the ratio by dividing pt7 by pt2 and provides this synchro output signal to an indicator

Reference Data And Literature

T.O. 5p4-2-38-3

Supplementary Features

Transducer, pressure ratio, engine, digital

NSN

6620-01-187-3320

Part Number

TRU-208/A

Description

Transmitter,pressure

CAGE

80058

An instrument that senses, measures and converts pressure of a gas or fluid into electrical signals to be displayed in pounds per square inch (psi) or the equivalent. The item contains an input pressure port, electrical output connection and may include an output pressure port. See also transducer, motional pickup for items with a linear motional input and electrical output to be displayed in other than psi or the equivalent.

Part TRU-208/A NSN 6620-01-187-3320

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

03375

FIIG:

T179-E

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

14.5 X 14.5 X 16.5

Paclk Weight:

12.0000lbs

Item Weight:

4.0000lbs

Item Dim:

008500670060

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

F000003XA6

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

120800

UFC:

61410

LTL:

RATING VARIABLE

LCL:

77.5

WCC:

593

TCC:

SHC:

ACC:

Trailers/Vehicles

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Schedule B and Export

Schedule B: 9026900000
SITC: 87439
End Use: Measuring, testing, control instruments
NAICS: 334513
USDA: 1

Freight Class: Parts and accessories for instruments and apparatus for measuring or checking the flow, level, pressure or other variables of liquids or gases