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JAQUET AG, Thannerstrasse 15, CH-4009 Basel
Tel. +41 61 306 88 22   Fax +41 61 306 88 18

FT 3000 Speed measurement system

3-channel speed control and overspeed protection

System documentation FT 3000 :

•

  Operating instructions  FT 3000

•

  Operating instructions sensor

•

  Rack 19 ¨  description

•

  Bloc function description

•

 System 

configuration

•

 Connection 

diagram

•

  IEC 61508 certificate

Summary of Contents for FT 3000

Page 1: ...FT 3000 Speed measurement system 3 channel speed control and overspeed protection System documentation FT 3000 Operating instructions FT 3000 Operating instructions sensor Rack 19 description Bloc fu...

Page 2: ...LE OF OPERATION 16 7 1 MEASURING SYSTEM 16 7 2 MEASURING PRINCIPLE 16 7 2 1 Standardising the measured value 16 7 2 2 Speed monitor 16 7 2 3 Frequency measurement Period measurement principle 16 7 2 4...

Page 3: ...9 Display of current measured data 30 9 3 SETTING PARAMETERS 31 9 3 1 System settings 31 9 3 2 Sensor monitor 32 9 3 3 Analog outputs 32 9 3 4 Limit values 32 9 3 5 Test values 33 9 3 6 Parameter enab...

Page 4: ...2 11 2 2 Analog outputs 42 11 3 FTV 3090 RELAY CARD 42 11 3 1 Supply 42 11 3 2 Relay outputs 42 11 4 FTK 3072 COMMS MODULE 42 11 4 1 Rack bus 42 11 4 2 RS 232 interface 43 12 MAINTENANCE 44 12 1 PERIO...

Page 5: ...3 PSU 1 PSU 2 2 of 3 Module commissio ning Customer specific control logic 1 3 2 3 Secure monitoring even if modules are exchanged during operation 1 Measurement Protection Safety Availability 3 Meas...

Page 6: ......

Page 7: ...y card Auxiliary module FTV 3090 Art Nr 377Z 03985 Comms module FTK 3072 Art Nr 377Z 03986 PSU 116 230Vac FTZ 3061 Art Nr 377Z 04065 PSU 24 48Vac FTZ 3062 Art Nr 377Z 04073 PSU 14 70Vdc FTZ 3064 Art N...

Page 8: ...gh low red dependent on configuration Limit 1 2 3 4 passed high low green dependent on configuration For factor setting only Sensor frequency yellow Test point Reference signal input Test point Refren...

Page 9: ...917 Rev 4 00 page 9 of 47 5 3 FTK 3072 5 4 FTW 3013 PSU 2 monitor Green if 18V V 33V Self check system fault red PSU 1 monitor Green if 18V V 33V No system fault green Active comms to PC yellow Active...

Page 10: ...fault Green 6 Signal monitoring channels If red the corresponding channel is activ e 6 signal monitoring channels If green the corresponding channel is not active Combinated signal monitoring output...

Page 11: ...s generate a trip Only 3 channel systems can fulfil the IEC 61508 2 3 requirements System configuration for the optinal additional Trip Chain Control Card Only a 3 channel Trip Chain Control System ca...

Page 12: ...25mA short circuit proof max 40mA Input card E 02 potential free insulation 500V 50Hz 1 Min from electronics and earth ie from front panel and card frames This input card is a special version and is o...

Page 13: ...eaction time of comporaters Where the limit is assigned to one of the three speed monitors on the motherboard the minimum measuring time is 1 period of the corresponding set point frequency The reacti...

Page 14: ...ply 4 potential free binary inputs B3 B6 with common floating reference voltage 5 V level with pull up resistor V low active 0 1V Isink max 1mA V high 3 5 33V or open Isolation 500V 50Hz 1 Min from el...

Page 15: ...hours Storage temp 25 85 C rH 75 yearly average max 90 over 30 days condensation to be avoided Electromagnetic immunity Conforms to current european standards Card frames and modules Mounting to DIN...

Page 16: ...tact AC Umax 250V Imax 5A Pmax 1250 VA DC Umax 30 V Imax 5A Pmax 150 VA Initial breakdown voltage 1000Vrms 1min from neighbouring output electronics and earth ie from front panel and card frames React...

Page 17: ...d n in the formulae above any other frequency proportional physical unit may be used If the limit values and measuring ranges are to be entered in percent of nominal the above calculations are still r...

Page 18: ...of B C Average of C A Difference A B Difference B C Difference C A Ratio A B Acceleration 1 Accel 1 Accel1 speed2 speed1 time2 time1 RPM s Acceleration 2 Accel 2 Accel2 Accel1 speed1 RPM s Accel2 uni...

Page 19: ...he FTW 3013 can be allocated one measured value via software The start and end values for each range can be independently defined Rising and falling characteristics are permissible Each analog output...

Page 20: ...377E 63917 Rev 4 00 page 20 of 47 F T 3 0 0 0 a c c e le ra tio n m e a s u re m e n t e rro r 0 0 1 0 1 1 1 0 1 0 0 0 1 1 1 0 1 0 0 n o m in a l s p e e d R P M a c c e le ra tio n R P M s measureme...

Page 21: ...eset 0 when not PSOK is an AND function of PS1OK and PS2OK and is available for relay control The constituents of the AND function can be masked by software configuration When not otherwise specified...

Page 22: ...uitable speed sensors can be positioned around a pole wheel such that their output signals are electrically phase shifted by 90 or 120 degrees The sequence of signals then changes with pole wheel dire...

Page 23: ...dMonitorInputBSelect SpeedMonitorInputASelect Selected monitor inactive inactive None no test inactive active Speed monitor 1 active inactive Speed monitor 2 active active Speed monitor 3 When UnderOv...

Page 24: ...the 6 binary inputs can be allocated to one of the following functions without None Reset messages via active hold function ResetLatch Reset max value memory ResetMaxMem Lamp test LampTest Set directi...

Page 25: ...in the trip chain and simplify system wiring The card has an on board self diagnostic unit which drives the ALARM output The power supply and the logical correlation between the 6 inputs and the relay...

Page 26: ...rack connection diagram Dwg nr 3 110 536 NB There are capacitors charged to the supply voltage on the PSU s 8 2 IEC 61508 2 3 Specific Installation rules The Ft3000 rack system must be installed in a...

Page 27: ...rpm T min Message acknowledgement Without with acknowledgement Process name 8 characters Lower set point 1 4 Limit X low 9 9999 E 12 1 0000 9 9999 E 12 Upper set point 1 4 Limit X high 9 9999 E 12 1...

Page 28: ...off off Limit control 1 3 None speed monitor comparator Speed monitor limit control 1 3 None F1 F2 F3 F4 Comparator limit control 1 4 None AbsolutA AbsolutB AbsolutC FunctionABC MaxMem Limit mode 1 4...

Page 29: ...interface is required for communications between a PC and the various modules 9 2 1 PC system requirements 386DX 486DX or higher equipped with Microsoft Windows 3 11 or higher with serial interface CO...

Page 30: ...nterval of measured data and additional messages on the PC can be set in the range 0 25 10seconds This cannot however be guaranteed due to the way Windows handles multi tasking 9 2 5 Protection of con...

Page 31: ...onitor Analog outputs Limit values Test values Parameter enable and Password 9 3 1 System settings 9 3 1 1 Parameter input The parameters for Sensor monitor Analog outputs Limit values and Test values...

Page 32: ...channels must be specified 9 3 3 Analog outputs The following parameters can be independently set for each of the 3 analog outputs 9 3 3 1 Measuring range start value The value entered tells the FTW 3...

Page 33: ...eParameter Calibration H7 Commands FT3000 commands ReseMaxMem LampTest etc The individual hierarchy levels can be enabled or disabled for the OEM and End User To change the parameter enable for the En...

Page 34: ...larger than the period of the last measurement Should the input frequency suddenly and totally fail measured values below the lower set points register speed below lower limit If the sensor s current...

Page 35: ...s Failure rate 4 5 fit Precision resistors Temp Drift 50ppm Deg K Long term drift 500ppm year Failure rate 0 7 fit Trimmers Temp Drift 100ppm Deg K Long term drift 500ppm year Failure rate 100 fit 9 5...

Page 36: ...mited to 25mA max Variable resistor 50 KOhm 15mA 0 5W The 1 KOhm resistor is connected in series with the 50 KOhm to form a supply load limited to 12mA max 9 6 1 Factors influencing accuracy Reference...

Page 37: ...g with eventual additional components Electrical connections are via card connectors in accordance with DIN 41612 Auxiliary cards such as the FTW 3013 converter and FTV 3090 relay card are plugged ont...

Page 38: ...Operating Instructions FT 3000 JAQUET AG 377E 63917 Rev 4 00 page 38 of 47...

Page 39: ...2 redundant PSU s PS1 and PS2 that are separately fused The 2 voltages are monitored after the fuses by the mpu using A D converters The green front panel LED s PS1OK and PS2OK are on when the PSU s a...

Page 40: ...static or dynamic monitoring or a combination of both The front panle LED MO is on when no sensor fault has been detected Otherwise the red LED lights Any relay on the FTFU 3024 or the FTV3090 relay...

Page 41: ...d registers 2 test frequencies can thereby be programmed and reliably selected A frequency change can only occur after one half period of the previous frequency thereby avoiding any sudden change to t...

Page 42: ...output is controlled by a 12 Bit digital value from the local bus derived from the PWM pulse width modulation output from the ASIC The PWM frequency is dependent upon the output value and is 312Hz mi...

Page 43: ...connector on the FTK 3072 Transfer rate 2400 Baud Parity None The connection diagram shows the names with respect to Data bits 8 the equipment interface RXD on the FT3000 must be Stop bits 2 connected...

Page 44: ...ng the IEC 61508 2 3 requirements then obligatory The periodicity of this test must be 3 months Between each channel test a no test delay of 10 minutes must be implemented The execution of the test re...

Page 45: ...remove the new module check the rack wiring and terminal connections After a repair a periodic test must be performed for each channel see chapter Periodic test Description of the diacgnostic who s c...

Page 46: ...ch channel see chapter Periodic test 12 2 3 IEC 61508 2 3 specifications The mean time to repair is fixed to 8 hours The end user is responsible for reaching this repair time and has to realise the ne...

Page 47: ...people who have at one s disposal all the 4 core system descriptions The bloc fonction description of the system The face description of the system The terminal description of the system The operatin...

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