DYRAN 3055B DATA SHEET

SPECIFICATIONS

MODEL SERIES 3055B LIVM ACCELEROMETERS
SPECIFICATION VALUE UNITS
PHYSICAL

WEIGHT 10 Grams
SIZE, HEX x HEIGHT .50 x 0.62 Inches
MOUNTING PROVISION 10-32 X .150 DEEP TAPPED HOLE
CONNECTOR, RADIALLY MOUNTED 10-32 Coaxial
MATERIAL, BASE, CAP & CONNECTOR TITANIUM
SEISMIC ELEMENT TYPE CERAMIC, PLANAR SHEAR

PERFORMANCE
MODELS
3055B1 3055B2 3055B3 3055B4 3055B6

SENSITIVITY, ± 5% [1] 10 100 500 50 200 mV/g
RANGE F.S. FOR ± 5 VOLTS OUTPUT ± 500 ±50 ±10 ±100 ±25 g's
FREQUENCY RANGE, ± 5% (all models) 1 to 10,000 Hz
RESONANT FREQUENCY, NOM. (all models) 35 kHz
EQUIVALENT ELECTRICAL NOISE (1Hz-10 kHz) .001 .0002 .0002 .0003 .0002 grms
LINEARITY [2] (all models) ±2 % F.S.
TRANSVERSE SENSITIVITY, MAX. (all models) 5 %

ENVIRONMENTAL
3055B1 3055B2 3055B3 3055B4 3055B6

MAXIMUM VIBRATION/SHOCK

600/3000 400/2000 200/1000 500/2000 300/2000 ± gpk

TEMPERATURE RANGE -60 to +250 -60 to +250 -60 to +225 -60 to +250 -60 to +225 °F
SEAL, HERMETIC Glass-to-metal/welded
COEFFICIENT OF THERMAL SENSITIVITY .06 %/°F

ELECTRICAL

SUPPLY CURRENT [3] 2 to 20 mA
COMPLIANCE VOLTAGE RANGE 18 to +30 Volts
OUTPUT IMPEDANCE, TYP. 100 Ω
BIAS VOLTAGE +11 to +13 VDC
DISCHARGE TIME CONSTANT 0.5 to 1.0 Sec
OUTPUT SIGNAL POLARITY FOR ACCELERATION TOWARD TOP Positive
ELECTRICAL ISOLATION, CASE GROUND TO MOUNTING SURFACE 10 min MΩ

Accessories supplied: (1) Model 6200 mounting stud.

[1] Measured at 100 Hz, 1 grms 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.

Rev H ECN 7578 06-02-11

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