Over-speed protection instrument
SIL 3 IEC 61508 | JAQUET FT3000 JAQUET Technology Group

Features

- High integrity redundant system concept
- Fast 10ms reaction time to overspeed
- Acceleration measurement with set point control
- 3 status & 4 limit relays per channel
- Internal relay voting e.g. 1oo3, 2oo3
- Isolated analogue outputs with scaleable ranges
- Voted /averaged and max speed values
- Clear front panel displays of unit status
- Control functions via binary inputs or PC
- 3 level password protection

Advantages

- IEC 61508 SIL 3 certified & API 670 compliant
- Up to 3 shafts monitored in one rack
- Trip Chain Control Card brings temperature and other trips into the IEC 61508 SIL 3 regime
- Multiple set points and status outputs
- On-line self testing via internal generators
- Channel cross checking
- Hot module exchange
- Direction sensing
- Configuration and status monitoring via PC
- Sensor, power & system watchdogs
- MTBF measured in 100's of years