 | High integrity redundant system concept
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| Fast 10ms reaction time to overspeed
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| Acceleration measurement with set point control
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| 3 status & 4 limit relays per channel
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| Internal relay voting e.g. 1oo3, 2oo3
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| Isolated analogue outputs with scaleable ranges
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| Voted /averaged and max speed values
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| Clear front panel displays of unit status
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| Control functions via binary inputs or PC
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| 3 level password protection |
| IEC 61508 SIL 3 certified & API 670 compliant
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| Up to 3 shafts monitored in one rack
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| Trip Chain Control Card brings temperature and other trips into the IEC 61508 SIL 3 regime
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| Multiple set points and status outputs
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| On-line self testing via internal generators
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| Channel cross checking
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| Hot module exchange
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| Direction sensing
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| Configuration and status monitoring via PC
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| Sensor, power & system watchdogs
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| MTBF measured in 100s of years |
