Technical Data
Digital Measurement - CM
SKF Multilog On
-Line System IMx-M
7 - 5
User Manual
Digital Measurement - CM
•
Frequency range: 0,1 Hz to 7,5 kHz (Eddy current probe low frequency limit 2 Hz)
•
Required pulse width: > 25 µs for electrical positive, > 67 µs for electrical negative
•
Accuracy frequency: 0,05% of measurement value (typically 0,01% up to 2,5 kHz)
•
Pulse counting
Signal Processing - CM
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Time waveform
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Vector analysis with circular alarms
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FFT 400 to 6 400 lines
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DPE (Digital Peak Enveloping)
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SKF Enveloping
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Integration/Derivation in frequency domain
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Window function: Hanning
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Customer formulated mathematical equations
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Dynamic alarm levels, active range determined on multiple parameters
•
Data storage on time, event or alarm condition
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Data buffering in flash memory when communication link is down
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Detection of sensor and cable fault
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Watchdog and self testing
Interface - CM
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Ethernet: 100 Mbit RJ45, TCP/IP, switch functionality
•
USB diagnostic service interface
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RS485/Modbus L3 for CM part is not available for use
Miscellaneous
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CE conformity according to;
EN 61000-6-4:2007, EN 61000-6-2:2005
EN/IEC61010
-
1:2010, EN/IEC61010
-1:2001
•
ETL certified according to;
UL61010-1 2
nd
Edition
CAN/CSA
-22.2 No 61010-1 2
nd
Edition