Broadband seismometer CME-4311-WP10

The СМЕ-4311-WP10 model is low-noise broadband ocean-bottom seismometer for installations at depths of up to 10 meters.

The seismometer is supplied with a waterproof case made of strong plastic and a stainless steel bottom which allow underwater installations at depths of up to 10 meters without a waterproof sphere. 

The heavy stainless bottom ensures the certain orientation of the sensor on the ocean bottom. 

The seismometer is very rugged and can be used both offshore and onshore.

Characteristics Delivery and warranty

Frequency range 0.016 Hz (60 sec) - 50 Hz
Sensitivity 2000 V/(m/sec)
Self noise at 1 Hz 2.8 nm/sec (5.6 µV)
Sensitivity axes Vertical, North, East
Supply voltage 12 - 24 V Nominal (10.5 - 30 V permissible)
12 V Nominal (9 - 16 V permissible)
Power consumption 27 mA
8 mA - low power
Temperature range -40...+55°C
Maximum installation tilt ±15°
Dimensions 178 x 172 mm (diameter x height, including lifting ring)
Weight 4.5 kg
Case material Plastic and stainless steel, waterproof
Max. underwater depth 10 m
Cross-axes sensitivity -60 dB
Cold-start time 15 - 30 min