TYPE 4391

PIEZOELECTRIC CHARGE ACCELEROMETER

Piezoelectric Charge Accelerometer featuring top connector, designed for industrial measurements in harsh environments.

TYPE 4391

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Type 4391 is a piezoelectric, DeltaShear^®, Unigain^® accelerometer with top connector. Type 4391 features a TNC receptacle for output connection.

The accelerometer can be mounted on the object by means of a 10-32 UNF threaded steel stud.

USE SCENARIOS

Shock and vibration measurement and analysis
Vibration monitoring
Modal and structural analysis
Vibration test control
Production and quality control

Filter

Sensitivity tolerance keyboard_arrow_down
Resonance frequency keyboard_arrow_down

Code	Sensitivity tolerance	Higher frequency	Resonance frequency
-4391---	2 %	10 kHz	40 kHz
-4391--PTO-	2 %	10000 Hz	12 kHz
-4391-V--	15 %	10 kHz	40 kHz

Piezoelectric Charge Accelerometer Types 4391 and 4391-V

Data Sheets

English

TYPE 4391
Type/technology	Piezoelectric charge
Direction/Axes	Uniaxial
Measurement range	20000 m/s²
Measurement range	2000 g
Application	Industrial
Weight	16 g
Weight	0.56 oz
Sensitivity tolerance	15 %, 2 %
Sensitivity	9.8 pC/g
Lower frequency	0.1 Hz
Higher frequency	10 kHz, 10000 Hz
Minimum Temperature	-60 °C
Maximum Temperature	180 °C
Minimum Temperature	-76 °F
Maximum Temperature	356 °F
Mounting	Stud mounting
Resonance frequency	40 kHz, 12 kHz
Output signal (connectivity)	Analogue
Electrical connector location	Top
TEDS	No

List of accessories available for all variants of this family

Product Code	Description
-4294---	Calibrator Accel, Hand-Held, by Battery
AO-0231-D-050-	Cable 10-32 UNF(M) to TNC(M), 5m, sln
AO-0193-D-030-	Cable TNC(M) to (M), 3m, sln
AO-0268-D-010-	Cable TNC(M) to (M), 1m, spiralised
AO-0038-D-300-	Cable 10-32 UNF(M) to (M), 30m, sln
AO-1382-D-030-	Cable 10-32 UNF(M) to (M), 3m, ln
UA-0642---	Mounting Magnet, 10-32 UNF, D24mm
UA-0553---	Mechanical Filter for Accel (Set of 5)
UA-0866---	Stud Set, 25x 10-32 UNF, D14mmm, ME, NI
YQ-2960---	Screw 10-32 UNF x 1/2" Hex Socket
QA-0013---	Hex Key 3/32" for Socket Screws DIN 911
QA-0029---	Thread Tap, 10-32 UNF, HHS ISO 529