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TECSYSTEM FO 935, Instruction Manual

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TECSYSTEM FO 935 Instruction Manual Download Page 1

 

 

 

 

 

 

 
 

            

 

 

 

1MN0224 REV.0 

 
 
 
 
 
 
 

 

operates with ISO9001 certified quality system 

 

 
 

 

http://www.tecsystem.it

 

 

                                                      R. 1.1 12/01/22 

 
 

 

 

   

 

  

         

“Translations of the original instructions”

 

 

ENGLISH 

  

 

TECSYSTEM S.r.l.

 

20094 Corsico (MI) 

Tel.:+39-024581861 

Fax:+39-0248600783 

      FO 935 

   INSTRUCTION MANUAL 

Summary of Contents for FO 935

Page 1: ...s with ISO9001 certified quality system http www tecsystem it R 1 1 12 01 22 Translations of the original instructions ENGLISH TECSYSTEM S r l 20094 Corsico MI Tel 39 024581861 Fax 39 0248600783 FO 93...

Page 2: ...NCENTRATOR OPERATION 13 6 FO 935 ASSEMBLY 14 7 ELECTRICAL CONNECTIONS 15 FO 935 BASIC BACK FO 935 D BACK POWER SUPPLY 16 ALARMS AND VENTILATION 17 FAULT AND RESET MESSAGE SEQUENCE SENSOR DIAGNOSTICS C...

Page 3: ...THE MODBUS INSIDE MODULE OPERATING NOTES DATA TRANSMISSION ON MODBUS NETWORK RS485 ELECTRICAL CONNECTIONS DATA FRAME DATA PACKET FUNCTION CODE 23 CODE 3 10 CODE 16 10 NOTES FOR REMOTE PROGRAMMING ERR...

Page 4: ...90 and never touch with wet or damp hands If any liquid penetrates the control unit disconnect it immediately and contact technical assistance CLEANING Disconnect the power cable before cleaning the...

Page 5: ...ews tightening torque 0 25Nm 1 Terminal 3 pitch poles 3 81 RS485 Code 2PL0366 Screws tightening torque 0 25Nm Only for version D CFO 521 Concentrator CFO 521 Concentrator Start guide and QR code 2 Ter...

Page 6: ...n removable terminal boards OUTPUTS 2 alarm relays ALARM AND TRIP SPDT 1 relay for faulty probes or operating anomaly FAULT SPST 2 ventilation management relays SPST FAN1 and FAN2 Output relays with 1...

Page 7: ...3 digits to display temperatures messages and channels 3 LEDs to display the state of the alarms of the selected channel ALARM TRIP FAULT 4 LEDS selection of display mode SCAN AUTO MAN T MAX 2 LEDs t...

Page 8: ...5 C to 60 C Permitted humidity 90 without condensate Degree of protection IP00 PC UL 94 HB container Electronic part protective treatment Optional DIMENSIONS 145x106 7x55mm Concentrator fixing bracket...

Page 9: ...S green LED ONLY FO 935 D 5 FAULT signalling red LED 16 3 digit channel display 6 FAN 1 yellow LED 17 T max mode selection red LED 7 FAN 2 yellow LED 18 Man mode selection yellow LED 8 Display mode se...

Page 10: ...meters listed in the programming paragraph on pages 19 20 return the control unit to TECSYSTEM for repairs 3 TEC err this message appears when a loss of communication is detected between the thermomet...

Page 11: ...ture of the concentrator ranges from 25 C to 60 C therefore ensure there is adequate space between the concentrator and the transformer Maximum humidity 90 non condensing The CFO 521 support bracket c...

Page 12: ...ply the protection bracket using the M4 screws supplied FO FIBRE OPTIC TEMPERATURE SENSOR DIMENSIONS INSTALLATION READING POINT ST CONNECTOR CONNECTION OF THE CONC CFO 521 TO THE FO 935 CONTROL UNIT F...

Page 13: ...rrect interpretation of the measured values it is advisable to combine the CH2 probe with the central phase V The CFO 521 concentrator has a Pt100 input RTD class A 2 3 wire probe for the possible con...

Page 14: ...Control unit 2 Panel hole dimensions 0 8 mm tolerance 3 Identification label 1 Control unit 3 Fixing screws 2 Fixing blocks 4 Cross head screwdriver 1X100mm FO 935 ASSEMBLY 1 2 3 4 1MN0008 REV 0 Dril...

Page 15: ...2 3 1 2 3 4 1 Power supply 85 260Vdc ac 50 60Hz 3 FO IN bus input for connection to the CFO 521 2 Relay ALARM TRIP FAULT FAN1 FAN2 4 RS485 Modbus Inside RTU output 1 Power supply 85 260Vdc ac 50 60Hz...

Page 16: ...y high intensity overvoltages These problems occur if the main switch is closed and the transformer does not have the load no load test The above is much more evident when the 220 Vac voltage is taken...

Page 17: ...e 18 NOTE always disconnect the unit before performing any electrical connections eeprom fault concentrator communication bus fault min temperature full scale exceeded max temperature full scale excee...

Page 18: ...FAN1 and FAN2 and if programmed correctly can control the fans switching ON and OFF to cool the transformer The FAN1 and FAN2 contacts can manage cooling the transformer and the room where it is insta...

Page 19: ...e display shows CH4 Enabling CH4 9 Select YES or NO with YES the CH4 is enabled with NO the CH4 is disabled 10 The ALARM threshold for CH4 appears and the Alarm LED flashes If CH4 NO jump to step 16 D...

Page 20: ...played Blinking TRIP LED 29 Select YES or NO Default NO 30 FLS FAULT is displayed Blinking FAULT LED 31 Select YES or NO Default YES For version FO 935 BASIC skip to step 38 32 ADR datum is displayed...

Page 21: ...ALARM TRIP and FAULT relays programming steps from 26 to 31 page 20 Selecting the YES NO setting introduces the Fail Safe and No Fail Safe functions ALARM AND TRIP By setting NO NO Fail safe the norma...

Page 22: ...is inactive when in the following modes display programming and test relays RS485 ELECTRICAL CONNECTIONS As far as the signal cable to be used in order to ensure the correct network operation is conc...

Page 23: ...t affecting the received message Also in the remote programming phase via ModBus it must be considered that the Alarm thresholds must be lower than the Trip thresholds and that the Fan on thresholds m...

Page 24: ...to ModBus reading the register 7 NO ERROR CH_1 Trip Alarm CH_4 Trip Alarm FAN_1 ON OFF FAN_2 ON OFF Value HFN max see table SYSTEM Setting and Status CONTROL UNIT GENERAL NOTES The various models of t...

Page 25: ...ASCII R 5 Qty channels 2 ASCII R 6 Options see notes Options see notes R 7 00 Incorrect datum received R see tab 8 00 Info various causes R see tab 9 00 Controls W see tab SYSTEM Setting and Status Ad...

Page 26: ...sign 2 compl Ch1 temper alarm set point 1 C 190 C AL RW 28 2 compl sign 2 compl Ch1 temper trip set point 1 C 190 C TRP RW 29 2 compl sign 2 compl Ch2 temper 35 C 195 C R 30 2 compl sign 2 compl Ch2...

Page 27: ...per 35 C 195 C R 38 2 compl sign 2 compl Ch4 max temperat 0 C 195 C R 39 2 compl sign 2 compl Ch4 temper alarm set point 1 C 190 C AL RW 40 2 compl sign 2 compl Ch4 temper trip set point 1 C 190 C TRP...

Page 28: ...Ch4 Setting See Notes CHx RW 61 00 00 R 62 00 00 R 63 00 00 R 64 00 00 R CHANNELS 1 4 Status Address LO 10 Data HI Data LO Notes 1 Notes 2 W write W write W read write 65 Ch1 story Ch1 status See Not...

Page 29: ...TUS CHn STORY BIT 7 BIT 6 BIT 5 BIT 4 BIT 3 BIT 2 BIT 1 BIT 0 TRIP ALARM FLT FOC FCC RELAY STATUS coil energising status BIT 7 BIT 6 BIT 5 BIT 4 BIT 3 BIT 2 BIT 1 BIT 0 FAULT Relay 1 ON TRIP Relay 1 O...

Page 30: ...normal domestic waste Returning of used electrical appliances contact TECSYSTEM or the TECSYSTEM agent to receive information on correct disposal of the appliances TECSYSTEM is aware of the impact it...

Page 31: ...31 FO 935 TECHNICAL INFORMATION ufficiotecnico tecsystem it COMMERCIAL INFORMATION info tecsystem it USEFUL CONTACTS...

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