Guralp-systems CMG-40T Manuel d'utilisateur télécharger pdf (Page 35)

Operator's guide

Appendix B Specifications

Outputs and

response

Sensitivity

2 × 160 V/m/s or 2 × 400

V/m/s

Sensitivity (optional high gain

outputs)

2 × 1600 V/m/s or

2 × 4000 V/m/s

Dynamic range > 145 dB

Flat velocity response

0.033 Hz, 0.05 Hz or

0.1 Hz – 50 Hz

Flat acceleration response

DC – 0.33 Hz, 0.05 Hz or

0.1 Hz

High-frequency roll-off See calibration sheet

Output impedance 47 Ω

Differential output ± 10 V

Physical Lowest spurious resonance 450 Hz

Operating temperature range –10 to +60 °C

Base diameter 168 mm

Sensor height

210 mm (including

handle)

Sensor weight 5.0 kg

Power Voltage requirements

10 – 36 V using internal

12 V DC/DC converter

Current at 12 V DC 48 mA

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