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PT6E-0281

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Optical Interferometric Gas Monitor

 

FI-915

 

Operating Manual

 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Summary of Contents for FI-915

Page 1: ...PT6E 0281 Optical Interferometric Gas Monitor FI 915 Operating Manual ...

Page 2: ...llowing indications are used to ensure safe and effective work DANGER This message indicates that improper handling may cause serious damage on life health or assets WARNING This message indicates that improper handling may cause serious damage on health or assets CAUTION This message indicates that improper handling may cause minor damage on health or assets NOTE This message indicates advice on ...

Page 3: ... Screen during Measurement and How to Perform Flow Adjustment 21 4 3 How to Perform Reference Calibration 22 4 4 How to End Measurement Power off 23 4 5 Change to Another Mode 24 4 6 Self diagnostic Monitoring Function 25 5 How to Operate in Check Mode 26 5 1 Check Mode Menu Items 27 5 2 Each Item and Details 28 6 How to Operate in Setup Mode 37 6 1 Items in Setup Mode 38 6 2 Each Item And Details...

Page 4: ... 4 11 Definition of Terms 73 ...

Page 5: ...S OUT of FI 915 measured gases may leak out from its inside and may cause dangerous conditions Be sure that excessive pressure is not applied to FI 915 while used Do not connect the gas sampling hose directly to a location with a pressure higher than the atmospheric pressure The internal piping system may be damaged Reference calibration in the atmosphere When the reference calibration is performe...

Page 6: ... within FI 915 or within a tube connected to FI 915 cannot be measured Do not use FI 915 near a device that significantly disturbs the waveform of power supply such as electric welder Also do not use a power supply of the same system as a device that significantly disturbs the waveform of power supply Carefully manage the temperature around FI 915 to prevent a measuring solvent from condensing liq...

Page 7: ...d from drying equipment such as photogravure printing machine The optical interferometric system has been adopted as a principle for concentration measurement to provide highly accurate stable measurements In addition it has a reference calibration function that automatically performs sensor output adjustment using a reference gas for FI 915 a zero gas such as fresh air as a reference for concentr...

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Page 9: ...sories Main unit operating manual MC ST filter GAS IN dust filter Cylindrical filter CF 8369 REF IN dust filter 2 3 2 Optional Accessories SD card 2 GB Fuse 2 3 3 Maintenance Parts Replacement interferometer Unit Replacement pump RP 60 Fuse 250 V 2 A Φ5 2 x 20 mm time lag type ...

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Page 11: ...2 Product Components 2 5 Block diagram 11 2 5 Block diagram Solenoid valve Flow sensor Pump Needle valve Activated Carbon filter Pulsation prevention buffer Absolute pressure sensor ...

Page 12: ...915 is exposed to water oil chemicals etc 2 Place with vibrations 3 Place where radio wave or noise is generated 4 Place where FI 915 may drop or receive strong shock 5 Place exceeding the operating temperature range Place where FI 915 is exposed to direct sunlight or radiant heat 6 Place where maintenance of FI 915 cannot be performed Place where handling of FI 915 involves dangers ...

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Page 14: ...ing FI 915 on a freestanding rack fixed type fix the rack with anchor bolts Leave a space of at least 600 mm between the front back side of FI 915 and wall to secure maintenance space When installing FI 915 in an enclosed storage board take a measure to prevent the temperature inside the storage board from rising over 50 C When installing FI 915 on a storage board panel leave sufficient length of ...

Page 15: ...240 VAC 1 A 30 VDC resistance load 6 16 7 This is not used 17 Alarm contact output 2 non voltage contact Contact capacity 1 A 240 VAC 1 A 30 VDC resistance load 1 A 240 VAC 1 A 30 VDC resistance load 8 18 9 Output signal 4 20 mA 19 Fault alarm contact output non voltage contact Contact capacity 1 A 240 VAC 1 A 30 VDC resistance load 10 20 When 4 and 14 are short circuited the REF gas is drawn The ...

Page 16: ...rminal For a bar terminal the following items are available Bar terminal Model AI series manufactured by Phoenix Contact Crimping tool Model CRIMPFOX UD 6 manufactured by Phoenix Contact 3 3 2 Precautions on Electrical Work The noise induced by an unstable power supply or cable may cause malfunctions false alarms or failures 1 Use a stable power supply for the system 1 FI 915 must be provided with...

Page 17: ... line Keep enough distance between the signal and power lines avoiding parallel layout if possible If they need to intersect with each other it should be done at a right angle Install an electrostatic shield Use a shielded signal line and ground the shield Also take measures to make the electrical isolation such as using an iron raceway for the power line installing a grounded metal partition plat...

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Page 19: ...t etc keep the state within the atmosphere pressure of 3 kPa and the state that pressure fluctuation is not rapidly changed 8 For safety to provide a flame arrestor for line install it into each line of the GAS IN and GAS OUT CAUTION FI 915 requires appropriate tubing works selection of materials and other works depending on types of sample gas and installation conditions For questions about tubin...

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Page 26: ...gas concentration output signal To enter check mode press and hold the MODE button for 3 seconds or more in measuring mode to display the mode change screen use the buttons to select CHECK MODE and then press the SET button to confirm This operation displays the check mode menu screen To return to measuring mode from the check mode menu screen press and hold the ESC button for 3 seconds or more Me...

Page 27: ...perature sensor output Displays the operation setting of the LCD display lamps for when an abnormal state is detected Displays the operation setting of the LCD display lamps for when a state out of specification is detected Displays the operation setting of the LCD display lamps for when a condition requiring maintenance is detected Displays the operation setting of the LCD display lamps for when ...

Page 28: ...ibes detailed information displayed for each item C 01 Check of State of Optical Sensor OPT SENSOR Displays program information of the optical sensor the self diagnostic result measured in the sensor unit etc one by one In the OPT SENSOR menu screen press the SET button to display the check screen Use the buttons to select the item to be checked Menu screen Check screen Items displayed in the chec...

Page 29: ...2 Displays the phase θA of the interference fringe Displays the phase θB of the interference fringe Displays the total phase θALL of the interference fringe Displays the total phase amount θALL of the interference fringe Displays the order calculation value θINT of the interference fringe Displays the order calculation value θINT of the interference fringe Displays the amount of change in the refr...

Page 30: ...ler check screen and their details are as follows Displays the program number Displays the sum value of the program Displays the revision number of the program Displays the specification number of the main controller Displays the manufacturing equipment number of the main controller Displays the voltage of the power supply system 3 3 V system Displays the voltage of the power supply system 5 0 V s...

Page 31: ...ontroller check screen and their details are as follows Displays the measurement value at which 4 mA is input in measuring mode Displays the measurement value at which 20 mA is input in measuring mode The 4 to 20 mA signal to be input to the digital reading adjustment meter when an abnormality is detected The 4 to 20 mA signal to be input to the digital reading adjustment meter when the function c...

Page 32: ... to display the check screen Use the buttons to select the item to be checked Menu screen Check screen Items displayed in the pressure sensor output check screen and their details are as follows Displays the output of the fine pressure difference sensor that detects the flow rate of the measured gas passing through the sensor unit This is not used on FI 915 Displays the output of the absolute pres...

Page 33: ...e LCD display and the sensor unit In the TEMP SENSOR menu screen press the SET button to display the check screen Use the buttons to select the item to be checked Menu screen Check screen Items displayed in the main controller check screen and their details are as follows Displays the temperature of the main controller Displays the temperature of the inside of the sensor unit ...

Page 34: ...on detects OUT OF SPECIFICATION Since this function is intended to be operated by our service engineer its description is omitted Menu screen Check screen C 08 Check of Output of Self diagnostic DIAG ACTION M Displays detailed operation settings of the LCD display and M REQ lamp green for each condition for when the self diagnostic monitoring function detects MAINTENANCE REQUIRED Since this functi...

Page 35: ...S is displayed While a condition where the trace display 1 is performed is detected press the SET button to display details of the condition detected When nothing is detected NO FLGS is displayed While a condition where the contact operation self latching 2 is performed is detected press the SET button to display details of the condition detected When no problem is occurring NO FLGS is displayed 1...

Page 36: ...e functions there is no need to use this menu usually In the menu screen press the SET button to display the caution screen stating that it will reset the latching state of the display screen and contact Press the button repeatedly to display all the texts of the caution screen and read them and then press the SET button to reset the self latching state of the display screen and the contact as wel...

Page 37: ...ntry screen appears Use the and SET buttons to enter the characters of the password one by one The factory set password is 00000 For how to change the password see S 22 Change of Password CHANGE PASSWORD Measuring mode For 3 seconds or more Mode change screen Password entry screen Select SETUP MODE using the buttons When the password is entered correctly the caution screen appears stating that mea...

Page 38: ... alarm function Sets up the contact output operation Tests the contact output operation Performs the reference calibration Adjusts the offset of the reading Adjusts the sensitivity of the reading Sets up the zero suppression value of the reading Checks miscellaneous measurement values Sets up product operations for when an abnormal condition is detected Sets up product operations for when a condit...

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Page 41: ...l appear and a test signal of 4 mA or 20 mA Use the buttons to select which test signals to output and then press the SET button The PWM value will start blinking indicating that each signal level can be adjusted Use the buttons to change the PWM value and adjust the signal level and then press the SET button to confirm Menu screen Use the buttons to change the value and then press the SET button ...

Page 42: ...o display all the texts of the caution screen and read them and then press the SET button The test signal screen will appear and a test signal After that press the SET button The input value will start blinking Use the buttons to change the test signal by 0 1 mA within the range from 0 5 to 22 0 mA Use the buttons to change the signal Press the ESC button to end the output test return to the menu ...

Page 43: ...l start blinking Use the buttons to select the alarm function and then press the SET button to confirm Menu screen Select the alarm type h hh or Off with the buttons and then press the SET button to confirm Change the first alarm setpoint ALM1 with the buttons and then press the SET button to confirm Change the first alarm setpoint ALM1 with the buttons and then press the SET button to confirm Cha...

Page 44: ...e buttons to change the dummy signal of the gas concentration measurement result When the dummy signal of the gas concentration measurement result changes to a value that fulfills the alarm condition ALM1 ALM2 the contact output Alarm contact output 1 Alarm contact output 2 is activated Menu screen Concentration alarm function test screen Change the dummy signal of the gas concentration measuremen...

Page 45: ...zed of the contact used in FI 915 Since this function is intended to be operated by our service engineer its description is omitted S 08 Contact Operation Check CONTACT TEST Outputs a test signal of a usual unusual state to test the operation of the contact used in FI 915 Since this function is intended to be operated by our service engineer its description is omitted ...

Page 46: ...cution standby screen Press the SET button again to perform the reference calibration S 10 Offset Adjustment OFFSET SETUP Performs the offset adjustment of the measurement result Since this operation is intended to be performed by our service engineer the description of how to operate it is omitted CAUTION Perform the reference calibration in a condition where the reference gas can be drawn from R...

Page 47: ...e this operation is intended to be performed by our service engineer the description of how to operate it is omitted S 12 Suppression Adjustment SUPPRESS Sets up the upper limit and lower limit for display of the measurement result Since this operation is intended to be performed by our service engineer the description of how to operate it is omitted ...

Page 48: ...CIFICATION Since this function is intended to be operated by our service engineer its description is omitted S 16 Self diagnostic Operation at MAINTENANCE REQUIRED DIAG ACTION M Sets up detailed operations of the LCD display and LED lamp for each condition for when the self diagnostic monitoring function detects MAINTENANCE REQUIRED Since this function is intended to be operated by our service eng...

Page 49: ...n for each of the items and then press the Set button to confirm Menu screen Slave ID 1 to 247 TRANSMIT RTU mode ASCII mode BAUD RATE 4800bps 9600bps 19200bps 38400bps 57600bps 115200bps DATA BIT 7bit 8bit STOP BIT 1bit 2bit NONE CAUTION The RS 485 MODBUS communication function is an optional function For detailed information such as communication specifications and address maps please contact our...

Page 50: ...em And Details 50 PARITY BIT NONE IGNORE EVEN ODD SEND WAIT 1 8 to 127 characters fixed value SEND WAIT 2 8 to 127 characters random value Displays all message receipt counters Displays the CRC error counter Displays the exception error counter ...

Page 51: ...s the NAK reply counter Displays the BUSY reply counter Displays overrun counters Select OK and press the Set button to clear all counter values Initializes the address map CAUTION If the address map is initialized FI 915 might not communicate properly Since this function is intended to be operated by our service engineer do not initialize the address map ...

Page 52: ...mation such as measured gas range alarm point and contact operation can be imported from the SD card and rewritten Exports product settings Product setting information such as measured gas range alarm point and contact operation can be exported to the SD card Exports log data Log data of operational status and self diagnostic result recorded in the product can be exported to the SD card The operat...

Page 53: ...IG EXPORT Select the CONFIG EXPORT operation item and then press the SET button The caution screen will appear stating that the settings of FI 915 will be exported to the SD card Press the button repeatedly to display all the texts of the caution screen and read them and then press the SET button to export to the SD card After the export is complete the operation item screen reappears S 20 03 Expo...

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Page 55: ... every 24 hours 2D every 2 days 7D every 7 days 28D every 28 days Sets up the reference gas drawing time and measured gas drawing time for performing the reference calibration S 22 Change of Password CHANGE PASSWORD Changes the password for entering setup mode In the CHANGE PASSWORD menu screen press the SET button to display the password check screen which displays the current password After that...

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Page 63: ...9 Troubleshooting 9 1 FAILURE 63 An abnormal temperature has been detected on the main controller When no abnormality is recognized in the installation environment the main controller may malfunction ...

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Page 74: ... 74 Manual Log Rev Revision Issue date 0 First issue 2018 7 19 1 2 5 Block diagram updated 2018 10 3 ...

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