GENUINE VIBRATION MONITORING SOLUTIONS Seismic Monitoring Solutions for safety related applications in : • Nuclear Power Plants • Nuclear Fuel Storage Plants • Nuclear Fuel Enrichment Plants DATASHEET : MRSK2002The MRSK2002 is the first instrument in the market to meet the certified safety standards for Nuclear applications.

MRSK2002 Seismic switch and strong motion recorder The MRSK2002 is the first instrument in the market to meet the certified safety standards for Nuclear applications. It combines the functionality of a seimic switch for “Class 1” trip systems with the functionality of a strong motion recorder in a monitoring network. Major features • Rugged design • Superb quality, extremely reliable • 1 GB event memory (500 hours) • Suitable for trip systems in NPPs • Designed to be used in monitoring networks *SIL 3 with triple redundancy Data Acquisition Principle Resolution Sampling-rate Number of channels...

Power Supply Battery Battery Charger Supply Voltage Power consumption Autonomy (with internal battery) I/O and Connectors Type Sensor Safety RS 232 (Internal) User Serial Interface Power Safety Alarm Relay Error Alarm Relay Internal lead-acid gel cell 8.5 Ah Integrated DC 10-36 V Approx. 200 mA @ 12 V Approx. 35 hours Metallic self-latching push-pull connectors with positioning key (LEMO) Bipolar input 0±2V (MS2002+) Communication PC Fiber optic with NCC Network Control Center or PC, Metallic connector - internal line filter 2 low voltage relays (Seismic Switch) - rating 2 A @ 30 V DC, NC or...

Technical Specifications MS2002+ Performance principle Full Scale Range Hysteresis Sensitivity Non linearity Frequency Response Temperature Coefficient Resolution Noise Dynamic Range (RMS) MEMS capacitive accelerometer with electronical signal conditioning ±2g none 1mV/mg < 0.8% of FS 0 - 100 Hz typ. < 0.1 mg/°C < 0.1 mg typ. 18 µV / √Hz, max. 24 µV / √Hz > 84 dB (DC to 50 Hz) Mechanical specifications MS2002+ Shock Survival Vibrations Cross Axis Sensitivity Operating Temperature Power Supply Power Consumption Physical Characteristics Housing Aluminum, 80 x 75 x 57 mm (W x L x H) Connector Metallic...