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Bender ISOMETER iso685-D, Manual

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Table of contents

Table of contents

iso685-D-B_D00177_05_M_XXEN/07.2017

5

10.1     (5.3.2.3)  SN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   42
10.1     (5.3.2.4)  Std. GW . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   42
10.1     (5.3.2.5)  DNS server . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   42
10.1     (5.3.2.6)  Domain. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   42

10.1     (5.3.3)  BCOM. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   42

10.1     (5.3.3.1)  System name  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   42
10.1     (5.3.3.2)  Subsystem . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   42
10.1     (5.3.3.3)  Device address. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   42
10.1     (5.3.3.4)  Timeout  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   42
10.1     (5.3.3.5)  TTL for subscription . . . . . . . . . . . . . . . . . . . . . . . . . . . .   42

10.1     (5.3.4)  Modbus TCP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   42

10.1     (5.3.4.1)  Port 502  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   43

10.1     (5.3.5)  BS bus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   43

10.1     (5.3.5.1)  Address. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   43

10.1     (5.4)  Display. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   43

10.1     (5.4.1)  Brightness . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   43

10.1     (5.5)  Password  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   43

10.1     (5.5.1)  Password . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   43
10.1     (5.5.2)  Status. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   43

10.1     (5.6)  Commissioning  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   43
10.1     (5.7)  Data backup  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   43
10.1     (5.8)  Service. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   43

10.1     (6.0)  Info . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

11.   Device communication ............................................................... 44

11.1   Ethernet interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
11.2   BCOM. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
11.3   Modbus TCP  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
11.4   Web server. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
11.5   BS bus  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48

12.   Special functions for coupled IT systems ................................. 49

12.1   Particularities when monitoring coupled IT systems . . . . . . . . . . . . . . . 49
12.2   System isolation via digital input with two coupled systems . . . . . . . 49
12.3   System isolation via ISOnet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50

13.   Device profiles  .............................................................................. 52

14.   Diagrams  ........................................................................................53

14.1   Response time profile power circuits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .53
14.2   Response time profile control circuits  . . . . . . . . . . . . . . . . . . . . . . . . . . . . .53
14.3   Response time profile generator  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .54
14.4   Response time profile high capacitance . . . . . . . . . . . . . . . . . . . . . . . . . . .54
14.5   Response time profile inverter > 10 Hz  . . . . . . . . . . . . . . . . . . . . . . . . . . . .55
14.6   Response time profile inverter < 10 Hz  . . . . . . . . . . . . . . . . . . . . . . . . . . . .55
14.7   Response time DC alarm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .56
14.8   Relative uncertainty  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .56

15.   Alarm messages  ............................................................................57

16.   Factory settings .............................................................................59

17.   Technical data ...............................................................................60

17.1   Tabular data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .60
17.2   Option "W" . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .63
17.3   Standards and certifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .63
17.4   Ordering details . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .63

18.   Glossary  ..........................................................................................64

Index   ...................................................................................................... 65

Summary of Contents for ISOMETER iso685-D

Page 1: ...iso685 D B_D00177_05_M_XXEN 07 2017 ISOMETER iso685 D B iso685W D B iso685 S B iso685W S B Insulation Monitoring Device for IT AC systems with galvanically connected rectifiers and inverters and for IT DC systems ...

Page 2: ...o KG All rights reserved Reproduction only with permission of the publisher Subject to change Customer service Service Hotline 0700 BenderHelp Telephone and Fax Carl Benz Straße 8 35305 Gruenberg Germany Tel 49 6401 807 760 Fax 49 6401 807 629 E Mail info bender service com PLEASE READ THIS MANUAL AND ANY ACCOMPANYING DOCUMENTS CAREFULLY AND KEEP THEM IN A SECURE PLACE FOR FUTURE REFERENCE ...

Page 3: ...4 4 Display elements and device buttons 15 5 Mounting 16 5 1 General instructions 16 5 2 Screw mounting 16 5 3 DIN rail mounting 17 6 Connection 17 6 1 Connection requirements 17 6 2 Connection to a 3 N AC system 19 6 3 Connection to an AC system 19 6 4 Connection to a DC system 20 6 5 Connection to the X1 interface 20 6 6 Connection to the supply voltage 21 6 7 Connection to the Ethernet interfac...

Page 4: ...6 10 1 1 10 1 Relay 1 36 10 1 1 10 1 1 TEST 36 10 1 1 10 1 2 Relay mode 36 10 1 1 10 1 3 Function 1 36 10 1 1 10 1 4 Function 2 37 10 1 1 10 1 5 Function 3 37 10 1 1 10 2 Relay 2 37 10 1 1 10 3 Digital 1 37 10 1 1 10 3 1 TEST 38 10 1 1 10 3 2 Mode 38 10 1 1 10 3 3 Function 1 38 10 1 1 10 3 4 Function 2 38 10 1 1 10 3 5 Function 3 38 10 1 1 10 4 Digital 2 38 10 1 1 10 5 Buzzer 38 10 1 1 10 5 1 TEST...

Page 5: ...1 Ethernet interface 44 11 2 BCOM 44 11 3 Modbus TCP 44 11 4 Web server 44 11 5 BS bus 48 12 Special functions for coupled IT systems 49 12 1 Particularities when monitoring coupled IT systems 49 12 2 System isolation via digital input with two coupled systems 49 12 3 System isolation via ISOnet 50 13 Device profiles 52 14 Diagrams 53 14 1 Response time profile power circuits 53 14 2 Response time...

Page 6: ...er in making optimum use of the product DANGER WARNING CAUTION 1 2 Technical support For commissioning and troubleshooting Bender offers you 1 2 1 First level support Technical support by phone or e mail for all Bender products Questions concerning specific customer applications Commissioning Troubleshooting Telephone 49 6401 807 760 Fax 49 6401 807 259 In Germany only 0700BenderHelp Tel and Fax E...

Page 7: ...trical industry set out by the ZVEI Zentralverband Elektrotechnik und Elektronikindustrie e V German Electrical and Electronic Manufacturer s Association also applies Sale and delivery conditions can be obtained from Bender in printed or electronic format 1 5 Storage The devices must only be stored in areas where they are protected from dust damp and spray and dripping water and in which the speci...

Page 8: ...y information Make sure that the basic settings meet the requirements of the IT system Children and unauthorised persons must not have access to or contact with the ISOMETER Make sure that the operating voltage is correct Prior to insulation and voltage tests the ISOMETER must be disconnected from the IT system for the duration of the test In order to check the correct connectionofthedevice afunct...

Page 9: ...switching frequencies of frequency inverters 2 20 kHz 2 4 Intended use The ISOMETER monitors the insulation resistance of unearthed AC DC main circuits IT systems with mains voltages of AC 0 690 V or DC 0 1000 V DCcomponentsexisting in AC DCsystems do notinfluence theoperating characteristics Due to the separate supply voltage de energised systems can also be monitored The maximum permissible syst...

Page 10: ...y difference between these variants and the ISOMETER s iso685 D and iso685W D B is that they do not feature a display The ISOMETER s iso685 S B and iso685W S B must be used in combination with a front panel because the devices are operated via the front panel The operation of the front panel is equal to the operation of the ISOMETER s with integrated display which is described in this manual Herea...

Page 11: ...ne ISOMETER is actively measuring at a time while the other devices are com pletely isolated from the system and waiting in standby mode for measuring permission 3 4 Interfaces Communication protocol Modbus TCP BCOM for Bender device communication via Ethernet BS bus for communication of Bender devices RS 485 Integrated web server for reading out measured values and for parameter setting 3 5 Self ...

Page 12: ...iso685 D B_D00177_05_M_XXEN 07 2017 12 4 Device overview 4 1 Dimensions 108 mm 110 mm m m 3 9 ...

Page 13: ...th an FP200 iso685 S B This device variant features neither a display nor operating controls It can only be used in combination with the FP200 and it is operated via this front panel Option W The ISOMETER s with and without integrated display are available with option W for extreme climatic and mechanical conditions ISOMETER iso685W D B and iso685W S B ISOMETER iso685 D B ISOMETER iso685 S B with ...

Page 14: ...n to the IT system to be monitored KE E Connection to PE Top ON Display RESET DATA LEDs SERVICE ALARM 1 ALARM 2 MENU ESC TEST INFO OK X3 iso685 D B REMOTE X4 X3 Optional expansion module for Bender devices e g BB Bus X4 REMOTE interface to connect to the FP200 iso685 S B Back Front ETH X1 Digital interface ETH Ethernet interface R Selectable resistance R 11 12 14 Connector for alarm relay 1 21 22 ...

Page 15: ...M 2 lights when the insulation resistance of the IT system falls below the set response value Ran2 1 7 8 9 10 11 2 3 4 5 6 Device buttons You can adjust the device settings in the respective menu using the menu buttons Depending on the menu entry one of the options displayed below is assigned to the buttons 6 MENU Opens the device menu ESC Cancels the current process or navigates one step back in ...

Page 16: ...lectrical installation Destruction of the device Before installing and connecting the device make sure that the in stallation has been de energised Observe the rules for working on elec trical installations DANGER 5 2 Screw mounting 19 Fix the three mounting clips delivered with the device two of them packed separa tely manually or using a tool as illustrated below 20 Drill the mounting holes for ...

Page 17: ...ical installation Destruction of the device Before installing and connecting the device make sure that the in stallationhas been de energised Observe the rules for working on elec trical installations Risk of electric shock Nominal voltages up to 1000 V may be present on the terminals L1 to L3 which can be lethal Make sure the terminal covers are properly mounted and clicked in before putting the ...

Page 18: ...e ISOMETER iso685 D B is suitable for use in coupled systems For the necessary parameter setting refer to Special functions for coupled IT sys tems from page 49 Risk of property damage due to unprofessional installation The connecting lines L1 L2 L3 to the system to be monitored must be carried out as spur lines Inadmissible load current can result in damage to property and personal injury Do not ...

Page 19: ... to reduce the risk of a short circuit to a minimum Ensure short circuit proof and earth fault proof wiring WARNING L1 L2 L3 N PE US Un 6 3 Connection to an AC system Position the terminal cover and click it into place Risk of injury fire and damage to property due to a short circuit According to DIN VDE 0100 430 devices used to protect against a short circuit when terminals L1 L2 und L3 are coupl...

Page 20: ...ed to protect against a short circuit when terminals L1 L2 und L3 are coupled to the IT system to be monitored can be omitted if the wiring is carried out in such a manner as to reduce the risk of a short circuit to a minimum Ensure short circuit proof and earth fault proof wiring WARNING L L PE US Un 6 5 Connection to the X1 interface Position the terminal cover and click it into place I1 I2 I3 A...

Page 21: ...ng longer than 1 m the use of a shielded cable is prescribed Danger of damage to property due to faulty connections The device can be damaged if the unit is simultaneously connected to the supply voltage via the X1 interface and A1 and A2 terminals Do not connect the device simultaneously via X1 and A1 and A2 to different supply voltages CAUTION US 6 7 Connection to the Ethernet interface Position...

Page 22: ... 11 12 14 Position the terminal cover and click it into place 11 12 14 Relay 1 Common contact Normally open n o Normally closed n c 6 9 Connection to the relay 2 interface 21 22 24 Position the terminal cover and click it into place 21 22 24 Relay 2 Common contact Normally closed n c Normally open n o ...

Page 23: ...nt and outputs the measured insulation resistance values of the IT sys tem being monitored then commissioning is completed For customer specific configured devices the commissioning wizard might be deactivated and cannot be run In this case the device is preset However the commissioning wizard can be started as described at Recommissioning on page 25 Observe device status The device is in an alarm...

Page 24: ...5 6 Please set the current date and time 2 10 7 2 3 Set system type By setting the system type the insulation monitoring device can be optimally adapted to the system to be monitored The system type is essential information for the insulation monitoring device in order to determine the insulation resistance correctly 7 2 4 Set profile In order to adapt the insulation monitoring device optimally to...

Page 25: ...e value for R an1 for Alarm1 8 10 Alarm 2 5 6 10 10 kΩ Min Max 10MΩ 1kΩ lle Commissioning 5 6 Please set response value for R an2 for Alarm2 9 10 7 3 Recommissioning If the device has already been put into operation before the self test will be started short ly after the supply voltage has been connected Start the commissioning wizard using the menu path Menu Device settings Commissioning This men...

Page 26: ...eriod between the test pulses IT System OK 230 kΩ R an 40kΩ 10kΩ OK 230 kΩ 8 2 Fault display active An active fault is displayed by The upper part of the display will become orange and displays the fault message Depending on the type of fault the LEDs ALARM 1 ALARM 2 or SERVICE are activated In the example below the insulation resistance is still 7 kΩ Since the values Ran1 40 kΩ and Ran2 10 kΩ are...

Page 27: ...e means that there has been a fault in the past but the device is no longer in fault condition 230 kΩ IT System 3x 1 4 230 kΩ If several fault messages occur navigate through the faults using the and button In addition to the type of fault and the associated alarm value when the fault has occurred and how long it has been active will be shown Insulation fault 28 03 14 17 02 28 03 14 17 18 2 4 7 kΩ...

Page 28: ...current messages All messages are saved in the history memory Cancel RESET 8 5 Data isoGraph The isoGraph represents the chronological sequence of the insulation resistance over time This graphical representation can be displayed over the following time periods hour day week month and year The measured values for individual representations are stored in a separate memory Up to 100 measured values ...

Page 29: ...ulation History 4 1 Insulation fault 11kΩ 28 03 14 17 02 28 03 14 17 18 8 8 Next message Leave view Fault description Alarm value Feault occured Fault disappeared Previous message Number of selected errors Total number of error messages 8 7 Initial measurement During the initial measurement the device records all measured values All measured values that may have been recorded before will be discar...

Page 30: ...ON blinks and the bar indicating the progress of measurement is pulsing if the ISOMETER measures actively in the ISOnet mode The ISOMETER performs an automatic test During this test the ISOMETER checks the connections to the IT system and earth Afterwards the ISOMETER performs an initial measurement and records all measured values see page 29 Hereafter the ISOMETER measures for one measuring cycle...

Page 31: ... Function 1 4 Function 2 5 Function 3 3 Digital 1 1 Test 2 Relay mode 3 Function 1 4 Function 2 5 Function 3 4 Digital 2 1 Test 2 Relay mode 3 Function 1 4 Function 2 5 Function 3 5 Summer 1 Test 2 Function 1 3 Function 2 4 Function 3 6 Analog 1 Mode 2 Midscale 3 TEST 4 Function 2 Data meas values 3 Control 4 History 5 Device settings 1 Language 2 Clock 1 Time 2 Format 3 Summer time 4 Date 5 Forma...

Page 32: ...left or the right to set different values using the and buttons The value po sitioned between the symbols is the val ue that is set Text input Go step by step through the numbers and letters indicated on the display by using the button forwards and the button backwards Navigate to the right using the button to enter the next character To delete a character that has been en tered use the and button...

Page 33: ...1 an insulation resistance of 1 kΩ 10 MΩ can be set irrespective of ALARM 2 10 1 1 1 2 Alarm 2 For ALARM 2 an insulation resistance of 1 kΩ 10 MΩ can be set irrespective of ALARM 1 t R Ran1 Ran2 Alarm 1 active Alarm 2 active Alarm 2 inactive Alarm 1 inactive hysteresis hysteresis 10 1 1 1 3 Fault memory Automatic reset of inactive faults at the outputs relay 1 relay 2 digital output 1 digital outp...

Page 34: ... Suitable for systems with extremely low frequency control in the range 1 460 Hz DC DC system refer to Connection to a DC system on page 20 AC Single phase AC system refer to Connection to an AC system on page 19 3AC 3AC system refer to Connection to a 3 N AC system on page 19 10 1 1 5 1 ISOnet Activate or deactivate the ISOnet function 10 1 1 5 2 Number of devices Configure the number of devices ...

Page 35: ...esponse time t on t off after a switch on sig nal I2 I3 A B M Q2 Q1 Device inactive Reset Test I1 Ix X1 X1 t 0 1 t on Reaction Impulse on Reaction t on Impulse off 10 1 1 9 1 2 t on The response time t on after a switch on signal can be set between 100 milliseconds and 300 seconds refer to 10 1 1 9 1 1 Mode 10 1 1 9 1 3 t off The response time t off after a switch off signal can be set between 100...

Page 36: ...1 10 Outputs The ISOMETER provides a total of six outputs The following parameters can be set for the outputs 10 1 1 10 1 Relay 1 The following parameters can be set for each relay 10 1 1 10 1 1 TEST The functional test of the relay can be activated or deactivated This only applies to the manual test and not to the cyclic device self test 10 1 1 10 1 2 Relay mode The relay mode can be adapted to t...

Page 37: ...ges in case of an earth fault in the direction of DC when 25 of the value are exceeded This does not concern symmetrical faults This function will only be carried out when the value falls below the response value Ran1 or Ran2 and when the nominal system voltage is Un 50 V Symmetrical alarm The status of the output changes in the event of a resistance ratio between DC and DC of 25 to 75 DC alarm Sy...

Page 38: ...nd A2 200 mA in total to X1 Also refer to the formula for calculating ILmaxX1 in the Technical Data un der Digital Outputs Q1 Q2 on page 61 X1 iso685 Qx X1 iso685 Qx oder X1 iso685 Qx X1 iso685 Qx internal external 10 1 1 10 3 3 Function 1 Refer to 10 1 1 10 1 3 Function 1 10 1 1 10 3 4 Function 2 Refer to 10 1 1 10 1 3 Function 1 10 1 1 10 3 5 Function 3 Refer to 10 1 1 10 1 3 Function 1 10 1 1 1...

Page 39: ...resistance using the analogue output 10 1 1 10 6 3 TEST The functional test of the analogue output can be activated or deactivated In this way the analogue output is adjusted once for the entire range This only applies to the manual test and not to the cyclic device self test 28 kΩ 120 kΩ The switching signal is analogue to the mid scale of 28 kΩ or 120 kΩ on a measuring instrument Lower value Ana...

Page 40: ... leakage capacitance IT system data Displays the system phase to phase voltages and the mains fre quency r m s values IT system data Displays the system phase to earth voltages DC alarm Symmetrical alarm DC alarm 0 25 50 75 100 0 V 2 V 0 mA 4 mA 0 µA 10 V 20 mA 400 µA 10 1 3 0 Control In the control menu you can start a manual test reset reset alarm messages and start an initial measurement 10 1 4...

Page 41: ... Central European summer time begins on each last Sunday in March at 02 00 CEST by setting the clock forward by one hour from 2 00 to 03 00 Central European summer time always ends on the last Sun day in October at 03 00 CEST by setting the clock back one hour from 3 00 to 2 00 WhensettoDSTorCEST changingbetweensummertimeandnormaltime is only done on the date of the official time change 10 1 5 2 4...

Page 42: ...automatic IP address assignment off Deactivate automatic IP address assignment 10 1 5 3 2 6 Domain Enter the domain Contact your network administrator in case you have questions about the configuration of the domain 10 1 5 3 3 BCOM Set the parameters for communication with other devices via BCOM For further information refer to BCOM on page 44 10 1 5 3 3 1 System name Set the system name of the ne...

Page 43: ...ord 10 1 5 5 2 Status Decide if the password query should be used on Modbus TCP can be used for communication with other devices off Modbus TCP cannot be used for communication with other devices on Password query active off Password query inactive 10 1 5 6 Commissioning In the commissioning menu you can open the ISOMETER s commissioning wizard again 10 1 5 7 Data backup In the data backup menu de...

Page 44: ...c but it cannot communicate with other devices A maximum of 5 TCP IP connections can be used simultaneously In order to be able to parameterise the device externally via Modbus the menu item Allow must have been set in the Write access menu see Write access on page 42 11 4 Web server The ISOMETER has an integrated web server which displays ISOMETER data comforta bly on every PC via a web browser T...

Page 45: ...low see Write access on page 42 Use the web server preferably with the following web browsers Google Chrome Mozilla Firefox or Internet Explorer Web server device menu first level Legend for web server device menu first level 1 START Indication of general device information 2 DEVICE Indication of an overview of alarm values and measured values Indication of the settings Settings can be changed her...

Page 46: ...Device communication iso685 D B_D00177_05_M_XXEN 07 2017 46 Web server user interface 5 6 10 9 7 8 ...

Page 47: ...ion of Modbus information for the individual parameters To be able to see this information the selection box at PARAMETER ADDRESSES 4 for the question Display additional Modbus information for each parameter must be activated 8 System OK alarms Indication of the system status System OK green button and Alarms red button If there are pending alarms click on the red button or go to menu point ALARMS...

Page 48: ...missible RS 485 specifications cables The RS 485 specification restricts the cable length to 1200 m and requires a daisy chain connection The number of devices on the BS bus is only limited by the BS bus master Use twisted pair shielded cables for bus cabling For example cable type J Y St Y n x 2 x 0 8 is suitable The shield must have a single ended connection to earth The BS bus must be terminate...

Page 49: ... digital input with two coupled systems Via the X1 connector the ISOMETER can be isolated from the IT system and the measur ing functions can be deactivated Therefore the function of the digital input in use has to be set to Device inactive If the digital input used for this function is selected the connectors L1 L2 L3 are de activated via internal system isolating switches the measuring function ...

Page 50: ... the next device in the interconnection In comparison to a solution with coupling switches and function input theresponsetimewillbeextendedbecausethemeasurementintheITsys tem is not carried out continuously The addresses of the ISOMETER s in the ISOnet interconnection can be se lected at will The addresses do not have to be subsequent but they have to differ from each other If in addition to the I...

Page 51: ... When an ISOMETER has finished one measuring cycle the authorisation for insulation measurement is forwarded to the ISOMETER with the next higher address While one ISOMETER is measuring all other ISOMETER s are sepa rated from the system via internal system isolation switches Bylimiting to one subsystem it is possible to have several ISOnet interconnections running in one system If a single device...

Page 52: ...toring Furthermore this profile can be used to support fast fault location in an IT sys tem The generator profile is suitable for AC systems containing DC components High capacitance AC 0 690 V DC 0 1000 V 15 460 Hz 0 1000 µF 50 V For systems with high leakage capacitances e g ship applications the impact of leakage capacitances on the measuring result can be significantly reduced by selecting thi...

Page 53: ...e response value Ran and system leakage capacitance Ce according to IEC 61557 8 Un AC 690 V fn 50 Hz 1 10 100 10000 1000 100 10 1 Response time sec Response value Ran kΩ Ce 150 µF Ce 50 µF Ce 20 µF Ce 5 µF Ce 1 µF Response time as a function of the response value Ran and system leakage capacitance Ce according to IEC 61557 8 Un AC 230 V fn 50 Hz 1 10 100 10000 1000 100 10 1 Response time sec Respo...

Page 54: ...m leakage capacitance Ce according to IEC 61557 8 Un AC 690 V fn 50 Hz 0 1 1 10 10000 1000 100 10 1 Response time sec Response value Ran kΩ Ce 1000 µF Ce 500 µF Ce 150 µF Ce 50 µF Ce 20 µF Ce 5 µF Ce 1 µF Response time as a function of the response value Ran and system leakage capacitance Ce according to IEC 61557 8 Un AC 690 V fn 50 Hz 10 100 1000 10000 1000 100 10 1 Response time sec Response va...

Page 55: ...Ran and system leakage capacitance Ce according to IEC 61557 8 Un AC 690 V fn 50 Hz 1 10 100 10000 1000 100 10 1 Response time sec Response value Ran kΩ 50 65 140 190 210 220 1 10 100 10 100 500 1000 5000 10000 Response time sec Response value Ran KΩ Response time as a function of the response value Ran and system leakage capacitance Ce according to IEC 61557 8 Un AC 690 V fn 50 Hz Ce 20 μF Ce 5 μ...

Page 56: ...F 100KΩ depending on system profile and system leakage capacitance Power circuit Control circuit High capacitance Inverter 10Hz Inverter 10Hz Generator Ce 0 1 1 10 100 1000 10000 100000 Relative uncertainty as a function of the response value Ran and system leakage capacitance Ce according to IEC 61557 8 Un AC 690 V fn 50 Hz 0 90 80 70 60 50 40 30 20 10 100 Response value Ran kΩ Operating uncertai...

Page 57: ... 2 flash in common mode Service mode active The device is in maintenance condition Contact Bender Service SERVICE lights up The profile does not suit the application Wrong profile selected for this application Check measured system capacitance or mains frequency in the Info menu Select another profile taking into consideration the characteristics Device profiles on page 52 Profile on page 34 No DH...

Page 58: ...ck device function Switch OFF and switch ON the power supply System isolation via ISOnet on page 50 DC offset voltage There is a DC offset voltage in the system Check insulation fault and eliminate fault of DC components DC alarm on page 33 Undervoltage Operating outside the specified supply voltage range Check supply voltage Overvoltage Operating outside the specified supply voltage range Check s...

Page 59: ...ode Operating mode Active low Function RESET Digital input 3 Mode Operating mode Active high Function Deactivate device Digital outputs Digital output 1 Function 1 off Function 2 off Function 3 off Digital output 2 Function 1 off Function 2 off Function 3 off Switching elements Relay 1 Test on Operating mode N C operation Function 1 Ins alarm 1 Function 2 Connection fault Function 3 off Relay 2 Te...

Page 60: ... 12 W 21 VA Power consumption typically 400 Hz 12 W 45VA Supply via X1 Supply voltage Us DC 24V Tolerance ofUs DC 20 25 IT system being monitored Nominal system voltage range Un AC 0 690 V DC 0 1000 V AC DC 0 600 V for UL applications Tolerance ofUn AC DC 15 Frequency range of Un DC 1 460 Hz Max AC voltage U in the frequency range fn 0 1 4Hz U max 50 V Hz 1 fn Response values Response value Ran1 a...

Page 61: ...e 0 10 V 1 kΩ 2 10 V 1 kΩ Tolerance 20 Interfaces Field bus Interface protocol web server Modbus TCP BCOM Data rate 10 100 Mbit s autodetect Max amount Modbus requests 100 s Cable length 100 m Connection RJ45 IP address DHCP manual 192 168 0 5 Network mask 255 255 255 0 BCOM address system 1 0 Function communicationinterface ISOnet Number ISOnet devices 20 Sensor bus Interface protocol RS 485 BS D...

Page 62: ...with ferrule without plastic sleeve 0 25 1 5mm flexible with TWIN ferrule with plastic sleeve 0 25 0 75mm Other Operating mode continuous operation Mounting 0 display oriented cooling slots must be ventilated vertically 6 Degree of protection internal components IP40 Degree of protection terminals IP20 DIN rail mounting acc to IEC 60715 Screw fixing 3 x M4 with mounting clip Enclosure material pol...

Page 63: ...50 400 Hz DC 24 240 V B91067020W Combination iso685 S B FP200 AC 24 240 V 50 400 Hz DC 24 240 V B91067220 Combination iso685W S B FP200W AC 24 240 V 50 400 Hz DC 24 240 V B91067220W Accessories included in the scope of delivery If the transparent front cover 144x72 IP65 is used the cutout in the control cabinet must be increased in height from 66 mm to 68 mm 0 7 0 mm Suitable system components Opt...

Page 64: ... connection that only one ISOMETER is actively measuring Modbus TCP Modbus is an international widely spread protocol for data transfer System BCOM The system is the entire installation that is visible for the customer and defined by the customer The BCOM communication takes place within this system Naturally different systems can exist independently in one network Subsystem BCOM The subsystem str...

Page 65: ...ystems 49 Coupling monitoring 34 D Data isoGraph 28 Date 24 41 Setting the date 40 Device buttons 15 DHCP 42 64 Diagrams 53 Display 15 26 Fault display active 26 Fault display inactive 27 Fault memory 28 History memory 29 Limit values for R an 26 Signal quality of the measurement 26 Standard display 26 E Ethernet interface 21 F Features 10 Function description ISOnet 50 Functional description iso6...

Page 66: ...l circuits 53 Profile generator 54 Profile high capacitance 54 Profile inverter 10 Hz 55 Profile power circuits 53 Relative uncertainty 56 Response value 10 60 S Safety instructions 8 Self test 11 25 Service menu 43 Set language 40 Setting the time 40 41 Settings 52 Alarm 33 Basic settings 40 Coupling devices 24 Coupling monitoring 34 Date and time 24 Inputs 35 Language 24 40 Manual test 40 Measur...

Page 67: ...67 iso685 D B_D00177_05_M_XXDE 07 2017 Notes ...

Page 68: ...nz Straße 8 35305 Gruenberg Germany Tel 49 6401 807 760 Fax 49 6401 807 629 Email info bender service com Web http www bender de BENDER Group Bender GmbH Co KG P O Box 1161 35301 Gruenberg Germany Londorfer Straße 65 35305 Gruenberg Germany Tel 49 6401 807 0 Fax 49 6401 807 259 Email info bender de Web www bender de ...

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