DYTRAN 3143D1 DATA SHEET

SPECIFICATIONS

MODEL 3143D1 TRIAXIAL LIVM ACCELEROMETER

SPECIFICATION VALUE UNITS
PHYSICAL

WEIGHT 14 gram
SIZE, L X W X H .82 x .82 x .34 inch
MOUNTING PROVISION, THRU HOLE 6-32 MOUNTING SCREW
CONNECTOR, RADIALLY MOUNTED 4-PIN
MATERIAL, HOUSING & CONNECTOR TITANIUM
ELEMENT TYPE SHEAR MODE

PERFORMANCE

SENSITIVITY, ± 5% [1] 100 mV/g
RANGE F.S. FOR ± 5 VOLTS OUTPUT ± 50 g
FREQUENCY RANGE, ± 5% 0.5 to 3000 Hz
RESONANT FREQUENCY, NOM. 25 kHz
EQUIVALENT ELECTRICAL NOISE FLOOR .0007 grms
LINEARITY [2] ± 1% % F.S.
TRANSVERSE SENSITIVITY, MAX. 5 %
STRAIN SENSITIVITY .012 g’s/µε @ 250µ ε

ENVIRONMENTAL

MAXIMUM VIBRATION 600 g pk
MAXIMUM SHOCK 1500 g pk
TEMPERATURE RANGE, OPERATING -60 to +185 °F
TEMPERATURE RANGE, SURVIVAL -100 TO +225 °F
SEAL, (WELDED, GLASS-TO-METAL CONNECTOR) HERMETIC
COEFFICIENT OF THERMAL SENSITIVITY .03 %/°F

ELECTRICAL

SUPPLY CURRENT RANGE [3] 2 to 20 mA
COMPLIANCE VOLTAGE RANGE +18 to +30 VDC
OUTPUT IMPEDANCE, TYP. 100 Ohms
BIAS VOLTAGE, +12 VOLTS NOM. +11 to +13 VDC
DISCHARGE TIME CONSTANT, NOM. 1 Sec
OUTPUT SIGNAL POLARITY positive
FOR ACCELERATION TOWARD TOP
ELECTRICAL ISOLATION, 10 min Mohm
CASE GROUND TO MOUNTING SURFACE
RECOMMENDED CABLES 6811A (4-PIN CONNECTOR TO 3-BNC’s FOR

USE WITH MULTI CHANNEL POWER UNITS
AS MODEL 4114B1)

Accessories supplied: (1) Model 6247A2 mounting screw.

[1] Measured at 100 Hz, 1 G RMS per ISA RP 37.2.
[2] Measured using zero-based best straight line method, % of F.S. or any lesser range.
[3] Do not apply power to this device without current limiting, 20 mA MAX. To do so will destroy the integral IC
amplifier.

2