!Note

P37E.pdf

Feb.1,2012

• Please read rating and

!CAUTION (for storage, operating, rating, soldering, mounting and handling) in this catalog to prevent smoking and/or burning, etc.

• This catalog has only typical specifications because there is no space for detailed specifications. Therefore, please review our product specifications or consult the approval sheet for product specifications before ordering.

2

y

-1R5

e

B

w

N

r

-31R2

t

DM

u i

L

o

10

q

7

qProduct ID

wMaterial

eProduct

uWith Feedback Electrode

oIndividual Specification Code

Piezoelectric Diaphragms

7

Ceramic Material

C

e

B

N

S

Brass

Nickel Alloy

SUS

B

Piezoelectric Diaphragms

Two digits express the shape of ceramics.

With Feedback Electrode

Without Feedback Electrode

With lead (available for RoHS)

No lead (omitted)

Product

10

Individual Specification Code

Product ID

Code

Metal Plate Material

Code

Code

iProduct Specification

L

e

Code

With Feedback Electrode

Product Specification

Code

(Part Number)

rMetal Plate Diameter

-31R2

Metal Plate Diameter

Code

A hyphen (-) plus four-digit alphanumerics

express metal plate outer dimensions. A

decimal point is expressed by the capital letter

"R."

tForm of Piezoelectric Style

DM

Form of Piezoelectric Style

Code

yResonant Frequency Type

-1R5

Resonant Frequency (kHz)

Code

A hyphen (-) and three-digit alphanumerics

express resonant frequency. A decimal point is

expressed by the capital letter "R."

These digits express a lead length, lead

number, and the presence/absence of a

connector.

If there is no decimal point, the decimal point code is omitted.

For an Ag electrode, this digit remains blank; the corresponding code is

omitted.

If there is no decimal point, the decimal point code is omitted.

If the product has no individual specification, the corresponding code is

omitted.