ISOMETER® iso685-D - Bender Benelux BV
Contents
1. e History memory with real time clock buffer for three days for storing 1023 alarm messages with date and time e Current and voltage output 0 4 20 mA 0 400 uA 0 10 V 2 10 V galvan ically separated which is analogous to the measured insulation value of the system e Freely programmable digital inputs and outputs Remote setting of certain parameters via Internet Option COMTRAXX Gateway e Worldwide remote diagnosis via Internet made available by Bender Service only e RS 485 BMS Bender Measuring Device Interface for communication with other Bender devices E BENDER 2 2 Product description The ISOMETER iso685 D is an insulation monitoring devices for IT systems in ac cordance with IEC 61557 8 It is universally applicable in AC 3 N AC AC DC and DC systems AC systems may include extensive DC supplied loads such as rectifiers inverters variable speed drives 2 3 Description of function The insulation monitoring device iso685 D continuously monitors the entire insulation resistance of an IT system during operation and triggers an alarm when the value falls below a preset response value To obtain a measurement the device has to be connected between the IT system unearthed system and the protective earth conductor PE A measuring current in the WA range is superimposed onto the system which is recorded and evaluated by a micro controlled measuring cir cuit The measuring time is depende2. 19 iso685 D_DO0022 02 M XXEN 10 2014 7 Normal operation 7 1 Standard display In normal operation the ISOMETER iso685 D displays the message OK and below it the most recent measured insulation resistance at The signal quality of the measurement suits the selected profile The signal quality of the measurement does not suit the selected profile Select a suitable profile u Update period between the test pulses On the bottom line of the display the set limit values for R an are displayed In the example below R 40 KO and R3 9 10 KQ SERVICE ALARM 1 ALARM 2 20 E BENDER 7 2 Fault display active An active fault is displayed by amp amp The upper part of the display will become or ange and displays the fault message Depending on the type of fault the LEDs ALARM 1 ALARM 2 or SERVICE are acti vated In the example below the insulation resistance is still 7 kO Since the values Ran1 40 KO and R n2 10 KO are both still outside the set response values ALARM 1 and ALARM 2 are triggered If there are several fault messages you can navigate through the faults using the V and A button A RESET MEST SERVICE ALARM 1 ALARM 2 If the value falls below R in a DC system or a DC shift is recognised in an AC sys tem detailed information regarding the DC shift will be displayed as illustrated above iso685 D_D00022_02_M_XXEN 10 2014 7 Normal operation
3. 50 V e T E seen ee AEE E E lt 403 pA Wee gt 124KQ Peimissipleiexttaneous LC VOMA Uran lt 1200 V Permissible system leakage capacitance Ca profile dependent 0 1000 uF Measuring ranges MS lt Cu ee ee ee nee 10 460 Hz Ueleg EENEG eeh 1 0 1 Hz dE Die la Tu AC 25 690 V Measuring range of U without external coupling device enen AC25 690V SE DC25 1000 V Mere 5 5 V DR CL U 1000 uF lee STUNT CO ere 10 10 uF Bue E ee ee DC 30 460 Hz Min insulation resistance measurement ol depends on profile and coupling mode typ gt 10 KQ Display Bee de 127 x 127 pixel 40 x 40 mm Hegle 0 1 KQ 20 MQ LEDs KEE Ee Ee green Eege yellow O yellow ee yellow Digital inputs UI vu 3 BEFAING MOIE Ad IS een active high active low FIN ON een ee none test reset start measurement deactivate device Ge GE Low DC 3 5V High DC 11 32 V iso685 D_D00022_02_M_XXEN 10 2014 14 Technical data Digital outputs WEE 2 EENEG active passive EH none pre alarm main alarm connection fault Alarm DC Alarm DC SE symmetrical insulation fault device error common alarm measurement complete device inactive eh E passive DC 0 32 V active DC 0 19 2 32V HEEN EE max 200 mA Max CURENT external per Channel an max 1A Analogue output Ui 1 ODE I a ee linear midscale point 28 k 120 kQ PUI UO Sect cae gee AATE AN IANA eee ae gee ea eis ees insulation value DC shift EUER VO SE e
4. 73 Fault display inactive An inactive fault is displayed by L17 If several faults have occurred the number of faults will also be indicated This message means that there has been a fault in the past but the device is no longer in fault condition A RESET SERVICE ALARM 1 ALARM 2 21 E BENDER If several fault messages occur you can navigate through the faults using the Vand X button In addition to the type of fault and the associated alarm value you can see when the fault has occurred and how long it has been active SERVICE ALARM 1 ALARM 2 iso685 D_D00022_02_M_XXEN 10 2014 7 Normal operation 7 4 Clear fault memory In order to acknowledge the fault message and to return to the iso685 D ISOMETER s standard display all faults must be acknowledged by means of the RESET button This means that fault messages can only be reset when the cause of the fault has been eliminated Press the RESET button then gt and OK to clear the fault memory The ISOMETER iso685 D then returns to the standard display SERVICE ALARM 1 ALARM 2 22 E BENDER iso685 D_D00022_02_M_XXEN 10 2014 23 E BENDER iso685 D_D00022_02_M_XXEN 10 2014 8 Menu 1 0 Alarm settings The limit values for the insulation resistances of Alarm 1 and Alarm 2 can be spec ified in the alarm settings menu and can be adapted to the iso685 D ISOMETER user profile A device password is required for entering the setti
5. 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 mem ory Up to 100 measured values are available to represent each graph and the res olution of each graph is determined by these values Change parameter Keesen value EIS Leave view lt Lo Modify scale DE Change parameter Leen value V Change scale SERVICE ALARM 1 we i d ALARM 2 Current time scale 31 E BENDER 9 2 History memory Up to 1023 alarm messages and device errors are stored in the history memory with date and time stamp When the history memory is deleted the minimum in sulation resistance Rmin will then be reset refer to MENU Data measured values Data insulation Next message Fault description Alarm value SERVICE L Er ak NS ALARM 1 Fault disappeared Previous message ALARM 2 i Number of selected error Total number of errror messages iso685 D_D00022_02_M_XXEN 10 2014 10 Settings 10 1 Profile overview Nominal system voltage For response times see Diagrams on page 42 32 System frequency 15 460 Hz 15 460 Hz 15 460 Hz 15 460 Hz 10 460 Hz 1 460 Hz System leakage capacitance 0 150 UF 0 150 UF 0 5 UF
6. 28 A B The Ethernet interface connection is only available for Bender Service Position the terminal cover and click it into place 16 E BENDER 5 8 Connection to the relay 1 interface 11 12 14 fi XI BBA B Relay 1 Changeover 11 Normally open 12 Normally closed 14 Position the terminal cover and click it into place iso685 D_D00022_02_M_XXEN 10 2014 5 9 Connection to the relay 2 interface 21 22 24 D 1 2 BP A Relay 2 Changeover 21 Normally open 22 Normally closed 24 Position the terminal cover and click it into place 17 6 Commissioning FE BENDER 6 1 Device buttons You can adjust the settings at the device using the menu buttons in the respective menu Depending on the menu entry one of the options displayed below are assigned to the buttons The individual functions are Device menu start Up Cancel Increase value Previous Messages Perform Reset self test Back Forward Select parameter Select parameter Show Show data value information Down OK Decrease value Confirm 6 2 General intitial commissioning process 1 Check that the ISOMETER iso685 D has been properly connected to the system to be monitored 2 Connect the supply voltage to the ISOMETER iso685 D Adjust the device using the commissioning wizard Then the ISOMETER performs a self test in four steps the alarm relays are not checked during this test After completion
7. 31 Initial measurement 9 Limit values for R an 20 Signal quality of the measurement 20 Standard display 20 E Ethernet interface 16 37 iso685 D_D00022_02_M_XXEN 10 2014 Index F Factory setting 47 Features 8 H Hazards when handling the device 7 History memory 31 I Inputs 25 33 Inspection 7 Installation DIN rail mounting 11 Screw mounting 11 Intended use 6 Interface 30 Address 30 BMS 30 DHCP 30 Ethernet 30 RS 485 36 X1 14 L Language 18 29 LEDs ALARM 19 ALARM 2 9 Service 9 Liability 7 52 E BENDER M MASTER 37 Measured values 28 Menu 23 Minimum current rectifier 12 Minimum distance 12 N Nominal system voltage 32 47 Nominal voltage 6 8 12 Normal operation 20 O Operating mode 27 33 Operation Buttons 17 Commissioning 12 17 Outputs 25 Analog output 35 Description of function 34 Digital output 34 View current settings 30 P Password 30 Product description 8 Profile overview 32 Protective earth conductor PE 12 R Response time iso685 D_D00022_02_M_XXEN 10 2014 Index Profile control circuits 42 Profile generator 43 Profile high capacitance 43 Profile inverter 44 Profile inverter gt 10 Hz 44 Profile power circuits 42 Relative uncertainty 45 Response value 8 47 RS 485 interface 36 S Safety instructions 6 Self test 9 19 Sensor bus 36 Service menu 30 Settings 32 Alarm 24 Basic settings 29 Coupling devices 18 24 38 Coupling monitoring 25 Da
8. B 914013 With Without Converter converter Position the terminal cover and click it into place Danger of electric shock VAN The coupling device is operated with high voltage which can be life threatening in case of direct contact Make sure that only elec DANGER trically skilled persons work on or with the device Read the operat ing manual of the coupling device carefully iso685 D_D00022_02_M_XXEN 10 2014 39 11 Coupling devices E BENDER 11 3 Connection using the AGH520S Type AGH520S kb 3 N AC 3AC Nominal voltage AC 0 7200 V Relative uncertainty 15 min 5 kQ Art No B 913 033 o 2 e Achtung Hochspannung Danger High Voltage Position the terminal cover and click it into place LAA a AGH520S Ankoppelger t Coupling device Lei 5 Danger of electric shock VAN The coupling device is operated with high voltage which can be life threatening in case of direct contact Make sure that only elec DANGER trically skilled persons work on or with the device Read the operat ing manual of the coupling device carefully 40 iso685 D_D00022_02_M_XXEN 10 2014 11 Coupling devices 11 4 Connection using the AGH676S 4 a vw 1 Position the terminal cover and click it into place Danger of electric shock VAN The coupling device is operated with high voltage which can be life threatening in case of direct contact Make sure that only elec trica
9. IEC 61557 8 U AC 690 V f 50 Hz 100 Wi OU A Ou EEE RE ED ED RE RE RE U E TTT a 10 Q N ce 1 T T T 1 1 10 100 1000 10000 Response value Ran KQ 44 C lt 20 uF ame C lt 5 uF ae C lt 1 pF em lt 20yuF eae C lt 5 uF e C lt 1pF E BENDER iso685 D_D00022_02_M_XXEN 10 2014 12 Diagrams 12 7 Relative uncertainty 45 Operating uncertainty Response time as a function of the response value Ran and system leakage capacitance C according to IEC 61557 8 U AC 690 V f 50 Hz Op 100 90 80 Ce lt 1000 pF 70 60 50 40 30 20 10 0 0 1 10 100 1000 10000 100000 Response value Ran KQ E BENDER iso685 D_D00022_02_M_XXEN 10 2014 13 Alarm messages Check L1 L2 L3 for correct connection E KE please check connection Profile does not suit the application Resistance at the analogue output too low R 1 kQ Resistance at the analogue output too high R lt 600 Q Load at Dig Out too high lt 200 MA 0 55 C 46 No low resistance connection between the line conductors No low resistance connection between the terminals E and KE to earth PE The device is in maintenance condition Wrong profile selected for this application Connection problem at the Ethernet interface Time and date have not yet been set The load resistance connected
10. parameters of the connected coupling device If no coupling device is available press OK Alarm messages in the history memory and the insulation resistance value over time can only be assigned correctly to the isoGraph when the date and time are set correctly 18 iso685 D_DO0022 02 M XXEN 10 2014 6 Commissioning CE BENDER 6 3 5 Set profile 6 3 7 Set response value R gt for Alarm 2 In order to adapt the insulation monitoring device optimally to the system to be You can set the response value for the alarm here monitored you can select a profile here that suits your system For an overview of A value of 50 Q V is recommended for the main alarm the profiles refer to Profile overview on page 32 The profile Power circuits is suitable for most IT systems 6 4 Recommissioning If the device has already been put into operation before the self test will be start 6 3 6 Set response value Ran for Alarm 1 ed shortly after the supply voltage has been connected You can start the commis You can set the prewarning response value here sioning wizard using the menu path A value of 100 Q V is recommended for prewarning Menu Device settings Commissioning This menu can be used to modify settings made previously The device changes from the alarm state to normal state after completing the initial commissioning and initial measurement by adhering to the response values set Gi Take the status of the device into account
11. shall apply At the latest these shall be available to the operator when the contract is concluded iso685 D_D00022_02_M_XXEN 10 2014 1 Safety instructions 1 3 Warranty and liability Warranty and liability claims in the event of injury to persons or damage to prop erty are excluded if they can be attributed to one or more of the following causes e Use of the ISOMETER other than for its intended purpose e Incorrect assembly or installation commissioning operation and maintenance of the ISOMETER e Non observance of instructions in this operating manual regarding transport commissioning operation and maintenance of the ISOMETER e Unauthorised changes to the ISOMETER made by parties other than the manufacturer e Non observance of technical data Repairs carried out incorrectly and the use of replacement parts or accessories not approved by the manufacturer e Disasters and force majeure Assembly and installation with device combinations not recommended by the manufacturer This operating manual especially the safety instructions must be observed above all by personnel who work on the ISOMETER In addition the rules and regula tions that apply for accident prevention at the place of use must be observed 1 3 1 Personnel Only appropriately qualified personnel may work with the ISOMETER Personnel who are familiar with the assembly commissioning and operation of the product and have undergone appropria
12. t E ee 29 5 2 2 Format time A elt e nei kannt 29 5 2 3 Daylight Saving een 29 2A EE 29 5 2 5 Format Adler 29 5 3 IMENICE EE 30 SI EM EE 30 53 1 1 EE ae EE EE 30 ECFA E ee er E ae nr ae 30 IL DER au een 30 KE e AP ca eh a oe eee E 30 3 0 2 0 WEE 30 SI DA SI EE 30 9 4 Display anne ea ae en EEE 30 iso685 D_D00022_02_M_XXEN 10 2014 Tableofcontents CE BENDER 54 1 EENEG Ee 30 10 8 5 Commissioning of an RS 485 network with BMS Ee WEE 30 DOO EE 37 Woel PASI e BEE 30 10 9 Description of the Ethernet interface functions 37 332 Gelee eebe 30 ge EE 11 Coupling devices cccccccscscssssscsssscsssssssssessssssssesess 38 EE 20 11 1 Connection using the AGHT SOA 38 11 2 Connection using theAGH204S 4 39 9 Display 31 11 3 Connection using the AGHS20S 00 40 9 1 Data jsotraph eee cc cc cece eee eeenes 31 11 4 Connection using the AGHezes A nn 41 92 HIStory MEMOIY reegen 31 12 RTE snecta enn aeeai 42 a Ee de e E 32 21 Responsetimepro le DOWER ren 42 10 1 Profile overview ssusususususususeseseseses 32 12 2 Response time profile control circuits A 10 2 Insulation alarm settings ccc cece eee ees 33 12 3 Response time profile generator seceeeeees 43 10 3 Digital input mode 33 12 4 Response time profile high capacitance 43 10 4 Typical circuit diagram of the digital inputs 33 12 5 Response time profile inverter gt 10 Hz 44 10 5 Digita
13. to the voltage output is too low The load connected to the current output is too high The sum of the external loads to X1 is too high resp operation is out side the temperature limit 0 55 C Check the wiring of the terminals L1 L2 and L3 to the IT system Press the test button Check mains voltage Check the fuses Check the wiring of the terminals E and KE to earth PE Press the test button Check measured system capacitance resp system frequency in the Info menu Select another profile taking the characteristics into consideration Check cable connection at the Ethernet interface Check the DHCP server s availability Check the DHCP s interface configuration in the device see menu 5 3 2 1 Set local time and date in case of voltage failure a buffer for three days Check the connections at the analogue output for short circuit see chapter 9 4 Check the connected load resistor Ceck operating mode voltage output Check the connections at the analogue output for interruption Check connected load indicating instrument Check operating mode current output Check load at X1 X1 Q1 and X1 Q2 Check ambient temperature Press the TEST button Switch the supply voltage on and off Contact Bender Service E BENDER Reference LED indicators ALARM 1 ALARM 2 Chapter 5 flash alternately ALARM 1 ALARM 2 Chapter 5 flash in common mode Chapter 10 1 Chapter 8 menu 1 2 5 2 iso685 D_D0
14. uncertainty Different measurement profiles iso685 D_D00022_02_M_XXEN 10 2014 2 Function which can be selected from a setup menu allow optimum adaptation of the meas urement technique to the specific application If the preset response value falls below the value of Alarm1 and or Alarm2 the as sociated alarm relays switch the ALARM 1 or ALARM 2 LED lights and the measured value is shown on the LC display in the case of insulation faults in DC systems a trend graph for the faulty conductor L L is displayed If the fault memory is activated the fault message will be stored Pressing the RESET button resets the insulation fault message provided that the insulation resistance is at least 25 above the preset response value As additional information the quality of the measuring signal and the time required to update the measured value are shown on the display Poor signal quality 1 2 bars may be an indication that the wrong measurement profile has been selected 2 4 Self test After switching on the supply voltage the ISOMETER automatically and continu ously checks all internal measuring functions the components of the process con trol such as the data and parameter memory as well as the connections to the IT system and earth When a device error is detected the SERVICE LED lights In the case of a connection fault the ALARM 1 or ALARM 2 LED flashes In both cases the respective message will be indicated on the display a
15. 0 1000 uF 0 20 UF 0 20 UF E BENDER Description Main circuits without dynamic frequency changes The universal profile is suitable for all systems primarily with constant system frequen cies and extraneous DC voltages When using inverters and dynamic frequency con trol select inverters gt 10 Hz or inverters lt 10 Hz This profile is used to reduce the measurement voltage to 10 V in control systems with lower nominal voltages in order to reduce the impact on sensitive switching ele ments This profile allows the realisation of a very fast measuring time e g as required for gen erator monitoring Furthermore this profile can be used to support fast fault localisa tion in an IT system For systems with high leakage capacitances e g ship applications the impact of leak age capacitances on the measuring result can be significantly reduced by selecting this profile This profile is used for systems with dynamic frequency control by inverters in the range 10 460 Hz in order to optimise the measurement with respect to the measur ing time and quality For systems involving extremely low frequency control in the range 1 460 Hz and very low and continuously changing extraneous DC voltages due to dynamic load con ditions in an IT system continuous insulation monitoring can be optimised using this profile iso685 D_D00022_02_M_XXEN 10 2014 10 Settings 10 2 Insulation alarm settings Activation or deactiva
16. 0022_02_M_XXEN 10 2014 14 Technical data 14 1 Data Factory setting The serial interface RS 485 is considered a high symmetrical wire pair Insulation coordination ENER ge I nu 1000 V Rated impulse voltage IEC 60664 1 o sesssssssssssssssssssssssssssssvsssssesssesssssssssssssssessssessesssssssssessseseeeessssssssssssseesseseesssssasen 8 kV EE iert I Polution degree U E 3 PO ON E E E 2 Protective separation reinforced insulation between A1 A2 11 12 14 21 22 24 L1 4 L2 L3 E E KE X1 X2 MOM UI EE 4 3 kV Supply voltage Supply via A1 A2 SUP DIY VONJE TINIE Deere AC DC 100 240 V ION en ee AC 15 10 EN DC 15 15 BENENNEN DC 47 460 Hz Power consumption typically 50 HZ 460 HZ 5 7 W 20 VA 7 9 W 45 5 VA Supply via X1 ere E DC 24V Klee ee een DC 20 25 IT system being monitored HESE EEN ee ACO 690 V SE DCD 1000 V EE AC DC 15 FICIENCY ANGE OU een DC 1 460 Hz Response values WEE RE 1kQ 10 MQ 40 kQ RESPONSE Ve WET 5 Al De een 1K0 10 MQ 10 kQ Relative uncertainty acc to IEC 61557 8 nn dependent on the profile 15 at least 1 kQ RE 25 at least 1 KQ 47 E BENDER Time response Response time t at Ap 0 5 X Ra Raq 10 KO and Ca 1 PF acc to IEC6I5SY B nennen SE profile dependent typ 4s see diagrams Ell E 0 1205 05 Measuring circuit Measuring volage Diego profile dependent 10 V
17. 1 Fix the three mounting clips delivered with the device two of them packed 1 Fix the three mounting clips delivered with the device two of them packed separately manually or using a tool as illustrated below separately manually or using a tool as illustrated below 2 Drill the mounting holes for the M4 thread according to the dimensioned 2 Fix the ISOMETER iso685 D onto the DIN rail until it snaps into place drilling template 3 Fix the ISOMETER iso685 D using three M4 screws an wa awa z E wi N 11 iso685 D_D00022_02_M_XXEN 10 2014 5 Connection 5 1 Connection conditions Consider the minimum distance to adjacent devices lateral O mm top 20 mm bottom 20 mm Danger of electric shock Nominal voltages up to 1000 V may be present on terminals L1 to L3 which can be lethal if direct contact is made Make sure the terminal covers are properly mounted and clicked in before you use the device Danger of electric shock High voltage is applied to the terminals which can be lethal if direct contact is made If the device is connected via terminals L1 L2 L3 to an IT system that is live for operational reasons terminals KE and E must not be disconnected from the protective earth con ductor PE Warning of insulation monitoring devices that do not work correctly Connect terminals KE and E individually to the protective earth conductor PE Risk of injury from sharp edged terminals Risk
18. 2 Manual ISOMETER iso685 D Insulation Monitoring Device for IT AC systems with galvanically connected rectifiers and inverters and for IT DC systems E BENDER The Power in Electrical Saiten iso685 D_D00022_02_M_XXEN 10 2014 PLEASE READ THIS MANUAL AND ANY ACCOMPANYING DOCUMENTS CAREFULLY AND KEEP THEM IN A SECURE PLACE FOR FUTURE REFERENCE E BENDER The Power in Electrical Safety Bender GmbH amp Co KG P O Box 1161 35301 Gruenberg Germany Londorfer Stra e 65 35305 Gruenberg Germany Tel 49 6401 807 0 Fax 49 6401 807 259 Email info bender de Web www bender de Customer service Service hotline 0700 BenderHelp Telephone and Fax Carl Benz Stra e 8 35305 Gruenberg Germany Tel 49 6401 807 760 Fax 49 6401 807 629 Email info bender service com Bender GmbH amp Co KG All rights reserved Reproduction only with permission of the publisher Subject to change Table of contents 1 Safety instructions sauna 6 1 1 Explanation of symbol and notes 6 1 2 Intended use 6 1 3 Warranty and ab 7 ENN Ee EE 7 1 3 2 About the operating manual 7 1 3 3 Hazards when handling the ISOMETER is0685 D cc cece cee eee eens 7 1 3 4 Inspection transport and storage 7 192 INOS EE 7 2 FUNCUOM aan near 8 2 1 FSU eege 8 2 2 Product description 8 2 3 Description of function 8 2A SENTOS near Deren 9 3 DEVICE OVEIV
19. 22_02_M_XXEN 10 2014 Table of contents 7 Normal operation a 20 7 1 Standard display 20 7 2 Fault display active cc cc cece cece eee ees 20 73 Fault display inactive ccc cece eee ees 21 74 Clear fault memory cece cece eee tee eee nes 22 Os MENU ME 23 1 Alarm E due CN 24 1 1 Insulation EE EE 24 krl ALARM EE 24 Lr ALARM EE 24 kro Fault MEMON EE 24 nee e EE 24 Lo Sytem VDE ee EE 24 LA COPING EE 24 1 3 DEYV ee 25 KOTO EE 25 1 7 Coupling MONItOLING cece ccc ccc eee vorada 25 LE DEE eege 25 Le T DIGI Al lassen are 25 oe cle ee E Pe eee eee ee ee 25 EN erh e EEN 25 1 8 1 3 TOM EE 25 1 8 1 4 FUNCOM EE 25 62 Dial ea re 25 EC SN DIGI al ass 25 Ra EE 25 TO RAV EE 26 LOGE MES EE 26 1 9 1 2 Relay mode 26 KALS FUNCOM EE 26 1 12 FUREL ON 2 na ee ne 26 1 91 FUN ON 3 sense E 26 192 E 26 E BENDER I Re Alla een ee eat 26 1293 1 TEST RER 27 1 9 3 2 Te TEE 27 EE PUNCHON EE EE 27 RISA FURCHON EE 27 OA DIGI erea a N A OES 27 WO E EE E 27 Er Ee Nr KC RE 27 1 932 UIC ION EE EE 27 193 FURCHON Zia ogy ge sere eee eine ec eae auc aaa saan nes 27 195 4 Function 3 27 196 ee eege EE ee ER 1 9 6 1 Mode EE 27 1 9 6 2 Midscale EE 27 190 S E EE 28 1 9 6 4 e e e EE 28 2 Data measured values 0 ccc cece cc eee eee e ee ees 28 Ee ue EE 28 A EISE Ae Ee 28 5 Device settings ccc cece cece eet teen ee eeenes 29 GREG ue Ee EE 29 Bo COCK ee ee 29 SI LEINE
20. 4mA OV 2V 1000 1 MO Calculation of the insulation resistance using the analogue output Lower value Upper value Re A A x Rskm _ Rex Analogue output A Analogue output A A A 0 mA 20 mA 4 mA 20 mA O uA 400 uA Rskm 28 kQ or 120 kO midscale gy 10V A3 Measured analogue output 2 10V Re Insulation in kQ iso685 D_D00022_02_M_XXEN 10 2014 10 Settings 10 7 3 Function Select the appropriate setting for function 3 The following parameters can be set Depending on the measured insulation value an ana logue current or voltage signal is provided at the output Depending on the measured DC shift an analogue current or voltage signal is provided at the output This setting can only be used when L i rnea is selected in the menu Midscale DC Alarm Symmetrical alarm l DC Alarm 0 25 50 75 100 0 2 V 10V 0 4 mA 20 mA 0 uA 400 uA 10 8 Description of the sensor bus functions 10 8 1 RS 485 interface with BMS protocol The RS 485 interface is electrically isolated from the device electronics and the current output serves as the physical transmission medium for the BMS protocol If several ISOMETER iso685 D or other bus capable devices are interconnected in a network via the BMS bus the BMS bus must be terminated at both ends with a 120 resistor An RS 485 network that is not terminated is likely to become unstable and may re sult in malfunctions Only the first and last device in one line ma
21. ER 5 5 Connection to the X1 interface D HP HA R 11 Input 1 12 Input 2 13 Input 3 A RS 485 A B RS 485 B L Ground M Analogue output Q2 Output 2 Q1 GEN 1 Electrical overload protection TA Auto shut off in the event of a short circuit and transients resettable Position the terminal cover and click it into place iso685 D_D00022_02_M_XXEN 10 2014 5 Connection e ESO 5 6 Connection to the power supply voltage 5 6 2 Connection to X1 5 6 1 Connection to A1 A2 Danger of damage to property due to faulty connections The device can be damaged if the unit is simultaneously connected Danger of damage to property due to faulty connections to the supply voltage via the X1 interface and A1 and A2 termi The device can be damaged if the unit is simultaneously connected nals Do not connect the device simultaneously via X1 and Al to the supply voltage via the X1 interface and A1 and A2 termi and A2 to different supply voltages nals Do not connect the device simultaneously via X1 and A1 and A2 to different supply voltages Danger of damage to property due to incorrect nominal voltage When the device is powered via the X1 interface the nominal voltage must be 24 V otherwise the unit may be damaged Only connect a nominal voltage of 24 V to the X1 interface Al 1 2 8 AB 15 iso685 D_D00022 02 M XXEN 10 2014 5 Connection 5 7 Connection to the Ethernet interface 1
22. F Ce lt 20 pF C lt 5 pF Ce lt 1 pF E BENDER iso685 D_D00022_02_M_XXEN 10 2014 12 Diagrams E BENDER 12 3 Response time profile generator Response time as a function of the response value Ran and system leakage capacitance C according to IEC 61557 8 U AC 690 V f 50 Hz 10 ee C lt 5 pF C lt 1 pF v ki es OU F 1 ee TT oa Ka E je Q N 7 ce 0 1 a RS 1 10 100 1000 10000 Response value Ran KQ 12 4 Response time profile high capacitance Response time as a function of the response value Ran and system leakage capacitance C according to IEC 61557 8 U AC 690 V f 50 Hz Ces 1000 pF Ce lt 500 pF 1000 C lt 150 uF lt C lt 50 uF 100 lt C lt 20pF Response time sec CS 5 uE eae C lt 1 pF 1 10 100 1000 10000 Response value Ran KQ 43 iso685 D_D00022_02_M_XXEN 10 2014 12 Diagrams 12 5 Response time profile inverter gt 10 Hz Response time as a function of the response value Ran and system leakage capacitance C according to IEC 61557 8 U AC 690 V f 50 Hz 100 J Ou 4 Ou BEE EEE EEE EEE m EEE EEE a e a nn a a a 17 7 u E L a S 10 fo Q N OU DE E E 21101 01 1 111 02101 1 1 1 LT 1 10 100 1000 10000 Response value Ran KQ 12 6 Response time profile inverter lt 10 Hz Response time as a function of the response value Ran and system leakage capacitance C according to
23. IGW een 9 3 1 DIMENSIO S ER 9 3 2 Connections and panel cc cece eee ee ees 10 e MOUNINO E 11 4 1 Screw MOUNTING cece cece eee cette eee eeees 11 4 2 DIN rail mounting ccc cece cece cece ee eees 11 E BENDER Se e TE de ME 12 5 1 Connection conditions 12 5 2 Connection to a 3 N AC system system type 3AC 13 5 3 Connection to an AC system system type AC 13 5 4 Connection to a DC system system type DC 14 5 5 Connection to the X1 Interface 14 5 6 Connection to the power supply voltage 15 5 6 1 Connection to Al A2 ccc cece cece eee 15 5 6 2 ConnectiontoX1 0 cece cece cc ccc cette eee eee 15 5 7 Connection to the Ethernet interface 16 5 8 Connection to the relay 1 interface 1112 14 16 5 9 Connection to the relay 2 interface 21 22 24 17 6 Commissioning ME 17 6 1 Device button 17 6 2 General intitial commissioning process 17 6 3 Initial COMMISSIONING 0 cece ee eee ee eee tees 18 6 3 1 Setlanguage ccc ec ec ccc cece eee eeeee 18 6 3 2 Settimeand date 18 6 3 3 Setsystem type cece ccc ccc cece eee eeeeee 18 6 3 4 Selecta coupling device ccc cee eee eee 18 E WE e e IEN 19 6 3 6 Set response value Ran1 for Alarm 1 19 6 3 7 Set response value Ran2 for Alarm 2 19 6 4 RECOMMISSIONING cece ee cence een eee ee eanes 19 iso685 D_D000
24. and standard time Daylight Saving Time Automatic change between summer and standard time according to North American regulation North American summer time begins on each second Sunday in March at 02 00 local time by setting the clock forward by one hour from 2 00 to 03 00 local time Summer time always ends the first Sunday in October at 03 00 local time by setting the clock back 1 hour from 3 00 to 2 00 ET Central European Summer Time Automatic change between summer and standard time according to Cen tral European regulation Central European summer time begins on each last Sunday in March at 02 00 Uhr CEST by setting the clock forward by one hour from 2 00 to 03 00 Central European summer time always ends on the last Sunday in October at 03 00 CEST by setting the clock back 1 hour from 3 00 to 2 00 5 2 4 Date Based on the selected date format you can set the current date 5 2 5 Format date Select the appropriate date format you want to be displayed day month year month day year iso685 D_D00022_02_M_XXEN 10 2014 8 Menu 5 3 Interface Set the parameters for connection of other devices to the ISOMETER iso685 D in the interface menu 5 3 1 BMS Set the parameters for communication with other devices via the BMS 5 3 1 1 Address Select an address between 1 and 90 for the BMS 5 3 2 Ethernet Set the parameters for communication with other devices via the Ethernet inter face 5 3 2 1 DHCP Decide whe
25. canned for alarm and operational messages via the BMS bus If the master receives no answer from five subsequent addresses the scanning cycle will be started again 10 8 4 BMS slave All iso685 D ISOMETER s are factory set to slave mode address 3 In a BMS net work one address must be selected from the address range 2 90 for each slave There may be no gaps of more than five subsequent addresses so that all slaves can be scanned by the master For ISOMETER iso685 D a BMS address can be se lected from the address range 1 90 The following table gives a survey of the major alarm messages and their assign ment when being displayed on alarm indicator and operator panels e g MK800 Operating Alarm Alarm Channel Note status message message Insulation resistance Insulation fault 1 X X Response value Alarm 1 Insulation resistance Insulation fault 2 X X Response value Alarm 2 System leakage Capacitance 3 X capacitance Connection Connection fault system 4 X fault earth Device error 5 Internal device error X 37 E BENDER 10 8 5 Commissioning of an RS 485 network with BMS protocol e Connect the terminals A and B of all bus devices in one line e Switch the terminating resistors on at the start and the end of the RS 485 net work If a device at the end of the bus is not terminated connect a 120 Q resis tor to terminals A and B e Switch on the supply voltage Us e Assign the master function to on
26. cription refer to Description of the output functions on page 34 1 9 1 4 Function 2 See function 1 under 1 9 1 3 1 9 1 5 Function 3 See function 1 under 1 9 1 3 1 9 2 Relay 2 See relay 1 under 1 9 1 1 9 3 Digital 1 The following parameters can be set for each of the digital outputs iso685 D_D00022_02_M_XXEN 10 2014 8 Menu 1 9 3 1 TEST The functional test of the digital output can be activated or deactivated This only applies to the manual test and not to the cyclic device self test The manual test changes the status of the dig ital output aot f The manual test does not change the status of the digital output 1 9 3 2 Mode The operating mode for the digital output can be set to the following values For a detailed functional description refer to Digital output mode on page 34 1 9 3 3 Function 1 See Function 1 under 1 9 1 3 1 9 3 4 Function 2 See Function 1 under 1 9 1 3 1 9 4 Digital 2 See Digital 1 under 1 9 3 1 9 5 Buzzer The following parameters can be set for the buzzer 1 9 5 1 TEST The functional test of the buzzer can be activated or deactivated This only applies to the manual test and not to the cyclic device self test The manual test activates the buzzer sound off The manual test does not activate the buzzer sound 1 9 5 2 Function 1 See Function 1 under 1 9 1 3 2 E BENDER 1 9 5 3 Function 2 See Function 1 under 1 9 1 3 1 9 5 4 Function 3 See Functio
27. digital input functions of the ISOMETER iso685 D can be set differently soft Digital input without function TE Device self test Reset of fault and alarm messages The device DOES NOT measure the dee resistance the message Deine inactive appears on the display The IT system is NOT being monitored All recorded measurements are discarded anda new measurement will be started 1 8 2 Digital 2 See Digital 1 under 1 8 1 1 8 3 Digital 3 See Digital 1 under 1 8 1 1 9 Outputs The ISOMETER iso685 D provides a total of six outputs The following parameters can be set for the outputs iso685 D_D00022_02_M_XXEN 10 2014 8 Menu 1 9 1 Relay 1 The following parameters can be set for each relay 1 9 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 The manual test checks the relay s switching function uff The manual test does not check the relay s switching func tion 1 9 1 2 Relay mode The relay mode can be adapted to the application Normally closed N C operation contacts 11 12 14 21 22 24 The alarm relay is energised in normal operation Normally open N O operation contacts 11 12 14 21 22 24 The alarm relay is de energised in normal operation 26 E BENDER 1 9 1 3 Function 1 Select the appropriate setting for function 1 The following parameters can be set For a detailed functional des
28. e ISOMETER iso685 D and set address 1 e Assign the addresses 2 90 subsequently to all other iso685 D ISOMETER s and other bus devices see note below Malfunctions due to wrong address assignment Assigning wrong addresses to external devices may cause mal functions Assign the addresses in a way that there are no gaps of more than five subsequent addresses 1 30 31 60 61 90 10 9 Description of the Ethernet interface functions The Ethernet interface connection can only be used by Bender Service staff iso685 D_D00022_02_M_XXEN 10 2014 11 Coupling devices E BENDER 11 1 Connection using the AGH150W 4 L Type AGH150W 4 Nominal voltage DC 0 1760 V Relative uncertainty 15 min 5 kQ Art No B 98 018 006 Position the terminal cover and click it into place Danger of electric shock N The coupling device is operated with high voltage which can be life threatening in case of direct contact Make sure that only elec trically skilled persons work on or with the device Read the operat ing manual of the coupling device carefully DANGER 38 iso685 D_D00022 02 M_XXEN 10 2014 11 Coupling devices E BENDER 11 2 Connection using theAGH204S 4 Ob L1 L2 L3 i di Due E Ke E E ss a SE e nun PE Us Type AGH204S 4 Nominal voltage with rectifier AC 0 1300 V Nominal voltage Without rectifier DC 0 1650 V Relative uncertainty 15 min 5 kO Art No
29. e in transit please inform the Bender company immediately The devices must only be stored in areas where it is protected from dust damp and spray or dripping water and in which the specified storage temperatures can be assured 1 3 5 Note 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 proper connection of the device a functional test has to be carried out before starting the system 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 iso685 D_D00022_02_M_XXEN 10 2014 2 Function 2 1 Features e ISOMETER for IT AC systems with galvanically connected rectifiers or inverters and for IT DC systems IT unearthed systems The nominal voltage range U can be extended via coupling devices e Automatic adaptation to the existing system leakage capacitance Combination of AMPPlus and other profile specific measurement methods e Two separately adjustable response ranges of 1 kQ 10 MO for Alarm1 and Alarm2 e High resolution graphic LC display for excellent readability and recording of the device status Connection monitoring monitoring of the measuring lines e Automatic device self test e Graphical representation of the insulation resistance over time isoGraph
30. en 0 20 mA lt 600 0 4 20 mA lt 600 0 0 400 uA lt AKO SE 0 10V gt 1kQ 2 10 V gt 1kQ WG IN eelere 20 Interfaces Field bus WEE Telnet HTTP Ch 10 100 Mbit s autodetect 10 23 ENEE lt 100 ENEE RJ45 FOE EE ec eee eee cee ee a DHCP manual 192 168 0 5 PV Co WLS E EE Kate 1 ee E EE E E EA service interface Sensor bus re RS 485 BMS DEI e 9 6 kBaud s EE lt 1200m Cable twisted pair shield connected to PE on one dei recommended J Y St Y min 2 x 0 8 ONIN CTO E terminals X1 A X1 B Terminating rss 120 0 can be connected internally DI See ee BECHER 48 E BENDER Switching elements N mberoi switching E E 2 changeover contact DEENEN N C operation N O operation Contact 11 114 none prealarm main alarm connection fault Alarm DC Alarm DC EE symmetrical insulation fault device error common alarm measurement complete device inactive LONG GER none prealarm main alarm connection fault Alarm DC Alarm DC RE symmetrical insulation fault device error common alarm measurement complete device inactive Electrical endurance under rated operating conditions number of ode 10 000 Contact data acc to IEC 60947 5 1 Deen E AC 13 AC 14 DC 12 DC 12 DC 12 Wee EI EE 230V 230V 24V 110V 220V FAREU OBEN eeneg SA 3A TA O2A OTA BLU Eos 250 V Rated Ins EN Tee ET du RE 160 V RIETSER 1mA at AC DC gt 10 V Environment EMC Bebe IEC 61326 2 4 EN 50121 3 2 EN 50121 4 Ambient temperatur
31. es BREET 25 55 C E El A0 85 C EE 25 0 C Classification of climatic conditions acc to IEC 60721 Stationary use IEC GO 71 3231 3K5 except condensation and formation of ice SNE 2K3 ECV CT STO UE E E 1K4 Classification of mechanical conditions acc to IEC 60721 satonar REN een 3M4 TMS OO et HI EE E 2M2 EE 1M3 GEET ee lt 3000 m NN iso685 D_D00022_02_M_XXEN 10 2014 Connection LO N ee pluggable screw terminal or push wire terminal Screw type terminals MON ANG OE eeprom nen eee EINEN NUN I OT OO Oe ee 0 5 0 6Nm 5 7 Ib in Beie de E AWG 24 12 STEIMES 7mm LCG ODE ee 0 2 2 5 mm flexible with ferrules with without plastic colla aan 0 25 2 5 mm Multiple conductor oi 0 2 Imm Multiple conductor flexible 0 2 1 5mm Multiple conductor flexible with ferrule without plastic deeg 0 25 1 mm Multiple conductor flexible with TWIN ferrule with plastic deeg 0 5 1 5 mm Push wire terminals Boden Oe EE AWG 24 12 8 1 62 MOVIN VORNE E E AEE sdna casita E EE EE EENNDEDIEESERIEN 10mm Ve 0 2 2 5 mm flexible with ferrules with without plastic collar ae 0 25 2 5 mm Multiple conductor flexible with TWIN ferrule with plastic deeg 0 5 1 5 mm Push wire terminals X1 ENAS LE AWG 24 16 SEENEN 10 mm Ve 0 2 1 5 mm ENEE EE 0 25 1 5 mm flexible with TWIN ferrule with plastic deeg 0 25 0 75 mm Other ODER DO ae ee continuous operation ORG een rer display oriented cooling slots
32. gainst a short circuit when terminals L1 L2 and 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 mini mum Ensure short circuit proof and earth fault proof wiring 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 and 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 mini mum Ensure short circuit proof and earth fault proof wiring L1 Un L1 7 E O L3 Position the terminal cover and click it into place Position the terminal cover and click it into place 13 iso685 D_D00022_02_M_XXEN 10 2014 5 Connection 5 4 Connection to a DC system system type DC According to DIN VDE 0100 430 devices used to protect against a short circuit when terminals L1 L2 and 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 mini mum Ensure short circuit proof and earth fault proof wiring Un L L _ PE F 6A for systems gt 690 V Position the terminal cover and click it into place Risk of injury fireand damage to property due to a short circuit E BEND
33. in household waste This is indicated by the following symbol Batteries or accumulators do not belong in household waste but should be dis posed of in accordance with the statutory provisions Old Equipment from users other than private households which was bought new after 13 August 2005 can be returned to the manufacturer for disposal More information on the disposal of Bender devices can be found at www bender de com under Service and Support 50 E BENDER iso685 D_D00022_02_M_XXEN 10 2014 Index A Accessories 49 Address assignment BMS bus 37 Alarm 33 ALARM 1 9 ALARM 2 9 Alarm settings 24 Insulation alarm 33 Messages 46 Anschluss A1 A2 15 B BMS 36 Buttons 17 C Characteristic curves 42 Circuit diagram digital inputs 33 Clock 18 29 Commissioning 12 17 Initial commissioning 17 Recommissioning 18 Commissioning wizard 17 18 Connection 3 N AC system 13 AC system 13 Connection conditions 12 Connections and panel 10 DC system 14 Ethernet interface 16 Relay 1 interface 11 12 14 16 51 E BENDER Relay 2 interface 21 22 24 17 X1 interface 14 Control circuits 32 COUPLING DEVICE 38 AGH150W 4 39 AGH204S 4 39 AGH520S 40 AGH676S 4 41 Coupling monitoring 25 D Data isoGraph 31 Date 18 29 Description of function Ethernet interface 37 iso685 D 8 Diagrams 42 Display 20 Data isoGraph 31 Fault display active 20 Fault display inactive 21 Fault memory 22 History memory
34. l output mode 34 12 6 Response time profile inverter lt 10 HZ e e00c 44 10 6 Description of the output functions 34 12 7 Relative uncertainty ccc cece cece eee eee 45 10 7 Description of the analogue output 35 10 7 1 Mode 35 13 Alarm messages cecsssssesssvssssvsecssvcrasivssectsuvecsseassisvecsiaks 46 e AEA spacer E aan een 2 14 Technical data ee neue 47 e AE O a tP ge 14 1 EE 47 DE DESENBEISHIOERNESERSSEBNZIUNETONS sms ern SR 14 2 Approvals and certifications 0c eee eee 49 EE aeerteeeeeeeg CR 14 3 Ordering details 49 E EIN OIC ae aire ie a 2 144 ENEE e Ge EE Eed 50 10 83 BMS Masel EE 37 10 84 Eiere dee 37 Je EE 51 5 iso685 D_D00022_02_M_XXEN 10 2014 1 Safety instructions 1 1 Explanation of symbol and notes This manual is intended for qualified personnel working in electrical engineering and electronics To make it easier for you to understand and revisit certain sections of text and instructions in this manual we have used symbols to identify important instruc tions and information DANGER This signal word indicates that there is a high risk of dan ger that will result in electrocution or serious injury if not avoided WARNING This signal word indicates a medium risk of danger that can lead to death or serious injury if not avoided CAUTION This signal word indicates a low level risk that can result in minor or moderate injury or damage to prope
35. lly skilled persons work on or with the device Read the operat ing manual of the coupling device carefully DANGER 41 E BENDER L1 L3 2 12 kV AC Type AGH676S 4 Nominal voltage AC 12 kV Relative uncertainty 15 min 5 kQ Art No B 913 055 AGH676S 4 Achtung Hochspannung h Danger High Voltage iso685 D_D00022_02_M_XXEN 10 2014 12 12 1 12 2 Response time profile control circuits 42 Response time sec Response time sec Diagrams Response time profile power circuits 100 Response time as a function of the response value Ran and system leakage capacitance C according to IEC 61557 8 U AC 690 V f 50 Hz Response time as a function of the response value Ran and system leakage capacitance C according to IEC 61557 8 U AC 690 V f 50 Hz 100 Response value R kQ 1000 10000 1 10 100 Response value R kQ 1000 10000 C lt 150 pF C lt 50 pF Ce lt 20 pF C lt 5 pF C lt 1 pF Ce lt 150 pF Ce lt 50 p
36. min and the system leakage capacitance Data IT system Displays the system phase to phase voltages and the system frequency Displays the system phase to earth voltages 28 E BENDER 3 0 Control In the control menu you can start a manual test reset alarm messages and start an initial measurement Manual device test Reset of fault and alarm messages All previously recorded measurements are dis carded and a new measurement will be started 4 0 History In the history menu the faults detected by the ISOMETER iso685 D are displayed For a detailed functional description refer to History memory on page 31 Overview of faults that have occurred Reset the history memory iso685 D_D00022_02_M_XXEN 10 2014 8 Menu 5 0 Device settings The device settings menu allows you to configure the basic settings for the ISOMETER iso685 D 5 1 Language Choose the language to be displayed by the ISOMETER iso685 D 5 2 Clock In the clock menu you can set the display format of time and date for the ISOMETER iso685 D 5 2 1 Time Based on the selected time format you can set the current time to display 24 hour or 12 hour notation am pm 5 2 2 Format time Select the appropriate time format to be displayed 12 hour notation am pm 24 hour notation 29 E BENDER 5 2 3 Daylight saving Summer time can be considered in the following settings zk No automatic change between summer time
37. must be ventilated vertically Degree of protection internal components sssini a IP40 PEE TIET IP20 Htbeutree due Ee E IEC 60715 EEN 3 x M4 with mounting clip Riet polycarbonate Wine V 0 Hefe E 108 x 93 x 110 mm DCU wO lr D00022 LO let GE lt 450g 49 E BENDER 14 2 Approvals and certifications The ISOMETER was developed in compliance with the following standard DIN EN 61557 8 VDE 0413 8 Quality Syatem Cartitied SEE U UD L a bei O EL Jus bi d oe reng LISTED 14 3 Ordering details Type Supply voltage U Art No iso685 D AC DC 100 240 V B 9106 7010 Accessories Definition Art No iso685 Mechanical accessories comprising B 9106 7903 Terminal cover and 2 mounting clips iso685 Plug kit screw terminals B 91067 901 iso685 Plug kit push wire terminals B 9106 7902 included in the scope of delivery iso685 D_D00022_02_M_XXEN 10 2014 14 4 Disposal Please observe national regulations on the disposal of the device Ask your supplier if you are not sure how to dispose of the old unit Within the European Community Directive 2002 96 EC on waste electrical and elect ronic equipment and Directive 2002 95 EC on the restriction of hazardous substances in electrical and electronic equipment apply In Germany these policies are implemen ted through the Electrical and Electronic Equipment Act of 16 March 2005 After that the following applies Electrical and electronic equipment do not belong
38. n 1 under 1 9 1 3 1 9 6 Analogue The following parameters can be set for the analogue output 1 9 6 1 Mode The operating mode for the analogue output can be set to the values listed below For a detailed functional description refer to Description of the analogue output on page 35 1 9 6 2 Midscale Select the appropriate midscale The parameters below can be set For a detailed description refer to Description of the analogue output on page 35 iso685 D_D00022_02_M_XXEN 10 2014 8 Menu 1 9 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 The manual test checks the analogue output function off The manual test does not check the analogue output function 1 9 6 4 Function Select the appropriate setting for Function 3 The following parameters can be set For a detailed description refer to Function on page 36 2 0 Data measured values The ISOMETER iso685 D stores certain measured values for a specific period of time You can view these data in the Data meas value menu Navigate through the different views using the A and V buttons Displays the insulation resistance and chrono logical sequence See Data isoGraph on page 31 Displays the actual insulation resistance the minimum insulation resistance measured R
39. nd a previously programmed output will provide the respective signal A manual self test can also be activated by means of the TEST button to check the functions of the relays depending on the configuration The progress of the manual self test is shown on the LC display by a bar graph Depending on the con ditions in the IT system being monitored the self test is completed after 15 20 seconds The device then returns to the standard mode and the measured value at the time will be eyes after the Se time has expired The display shows the message i al measurement until the first valid value is measured 3 Device overview 3 1 Dimensions 1 ome E BENDER 108 mm 93 mm iso685 D_D00022_02_M_XXEN 10 2014 3 Device overview 3 2 Connections and panel Top Al A2 Connection to the power supply voltage U L1 Connection to the monitored IT Systems L2 Connection to the monitored IT Systems Ai A2l Lit L3 Connection to the monitored IT Systems KE E Connection to PE Front LED display ON OFF Display SERVICE ALARM 1 OK ALARM 2 LED display SERVICE ALARM 1 ALARM 2 2 X3 Optional expansion module 1 2 28 A B Botton X1 Digital interface X2 Ethernet interface R Selectable resistance R 41 12 14 Ohh oy Gy 11 12 14 Connector for Alarm relay 1 21 22 24 Connector for Alarm relay 2 E BENDER 10 iso685 D_D00022 02 M_XXEN 10 2014 4 Mounting FE BENDER 4 1 Screw mounting 4 2 DIN rail mounting
40. ngs You can ad just the following functions 1 1 Insulation alarm In the Insulation alarm menu you can set the iso685 D ISOMETER limit values for ALARM 1 and ALARM 2 1 1 1 ALARM 1 For ALARM 1 an insulation resistance of 1 kO 10 MO can be set irrespective of ALARM 2 1 1 2 ALARM 2 For ALARM 2 an insulation resistance of 1 kO 10 MO can be set irrespective of ALARM 1 1 1 3 Fault memory Automatic reset of inactive faults at the outputs of relay 1 relay 2 digital output 1 digital output 2 If a fault becomes inactive the programmed outputs remain in fault condition until they are reset manually off If a fault becomes inactive the programmed outputs auto matically change the state 24 E BENDER 1 2 Setting Adapt the applicabilty of the ISOMETER iso685 D to your system profile For a de scription of the profiles refer to Profile overview on page 32 You may select Suitable for most IT systems Not recommended for voltages gt 230 V 1 3 System type Adapt the ISOMETER iso685 D to the IT system to be monitored You may select 1 4 Coupling Adapt the ISOMETER iso685 D to the requirements of Bender coupling devices For a description about the connection of coupling devices refer to Coupling de vices on page 38 You may select iso685 D_D00022_02_M_XXEN 10 2014 8 Menu 1 5 Device Set the iso685 D ISOMETER s insulation resistance measurement function to ac tive or inac
41. nt on the selected measurement profiles the system leakage capacitance the insulation resistance and possible system related disturbances The response values and other parameters are set using a commissioning wizard or via different setup menus using the device buttons and a high resolution graphical LC display The selected settings are stored in a permanent fail safe memory Different languages can be selected for the setup menus as well as the messages indicated on the display The device utilises a clock for storing fault messages and events in a history memory with time and date stamp The settings can be protected against unauthorised modifications by entering a password To ensure proper functioning of connection monitoring the device requires the setting of the system type 3AC AC or DC and the required use of the appropriate terminals L1 L2 L3 To extend the nominal voltage range different coupling devices are available as accessories which can be selected from a menu where the required adjustments can also be made The insulation monitoring device iso685 is able to measure the insulation resistance reliably and precisely in all common IT systems unearthed systems Due to various applications system types operating conditions applica tion of variable speed drives high system leakage capacitances etc the measure ment technique must be able to meet varying requirements in order to ensure an optimised response time and relative
42. of lacerations Touch the enclosure and the terminals with due care SR gt E BENDER Risk of property damage due to unprofessional installation If more than one insulation monitoring device is connected to a conductively connected system the system can be damaged If several devices are connected the device does not function and does not signal insulation faults Make sure that only one insula tion monitoring device is connected in each conductively connected system Ensure disconnection from the IT system When insulation or voltage tests are to be carried out the device shall be isolated from the system for the test period Otherwise the device may be damaged Check proper connection Prior to commissioning of the installation check that the device has been properly connected and check the device functions Per form a functional test using an earth fault via a suitable ressist ance Prevent measurement errors When an AC system being monitored contains galvanically cou pled DC circuits take into consideration that an insulation fault can only be detected correctly when the rectifier valves carry a min imum current of gt 10 mA iso685 D_D00022_02_M_XXEN 10 2014 5 Connection e ESO 5 2 Connection to a 3 N AC system system type 3AC 5 3 Connection to an AC system system type AC Risk of injury fire and damage to property due toa short circuit According to DIN VDE 0100 430 devices used to protect a
43. of the test the measured insulation resistance is shown on the display If the value exceeds the response values indicated in the lowest line of the display the message OK will additionally be displayed 3 Check the ISOMETER iso685 D in the system being monitored e g using a suitable resistance against earth Take the status of the device into account The device is in the alarm state until initial commissioning has been completed iso685 D_D00022_02_M_XXEN 10 2014 6 Commissioning CE BENDER After setting the response value R for Alarm 2 the device starts a self test 6 3 3 Set system type makes the first measurement and outputs the measured insulation resistance val By setting the system type the insulation monitoring device can be optimally ues of the IT system being monitored then commissioning is completed adapted to the system to be monitored The system type is essential information for the insulation monitoring device in order to determine the insulation resist 6 3 Initial commissioning ance correctly Follow the commissioning wizard instructions on the display 6 3 1 Set language The language selected here will be used in the menu and for device messages 6 3 4 Select a coupling device A coupling device connected to the insulation monitoring device to increase the nominal system voltage must be programmed here The measurement of the in 6 3 2 Set time and date sulation resistance takes into account the
44. otal to X1 Maximum output current in case of external voltage supply via X1 1A per output 10 6 Description of the output functions Three functions can be assigned to one output The functions are linked to an OR operator Function 1 Function 2 gt Response Function 3 34 E BENDER The following output functions are possible sfr The function will not be used The status of the output changes when the value falls below the set response value Ran The status of the output changes when the value falls below the set response value Ran2 The status of the output changes when one of the follow ing connection fault occurs No low resistance connection between the line conduc tors No low resistance connection between the terminals E and KE to earth PE The connected load resistor for the voltage output is too low The load connected to the current output is too high The sum of the external loads to X1 is too high resp operation is outside the temperature limit 0 55 C The status of the output changes in case of an earth fault in the direction of DC when 75 of the value are exceeded This does not concern symmetrical faults This function is performed only when the value falls below the response value Rat Alarm The status of the output changes 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 is perfo
45. rmed only when the value falls below the response value Rat The status of the output changes in the event of a resist ance ratio between DC and DC of 25 to 75 DC Alarm Symmetrical alarm DC Alarm 0 25 50 75 100 iso685 D_D00022_02_M_XXEN 10 2014 10 Settings The status of the output changes in the event of an inter nal device error The status of the output changes on the occurrence of any alarm and fault messages Iso Alarm 1 amp 2 DC DC Alarm symmetrical alarm connection and device faults The status of the output changes at the end of the initial measurement The status of the output changes when the device has been deactivated via a digital input or the control menu 10 7 Description of the analogue output 10 7 1 Mode The following values can be set for the operating mode of the analogue output Current output Voltage output 35 Xi X1 A Permissible load lt 600 Q Permissible load lt 600 Q Permissible load lt 4 KQ X1 X1 Permissible load gt 1 KQ Permissible load gt 1 KQ 10 7 2 Midscale E BENDER Select the appropriate midscale The following parameters can be set The switching signal is linear to the insulation resist ance in the indicated measuring range 20mA 400pA_ Wu 10V OmA 4mA OV 2V 10kO 1MQ The switching signal is analogous to the midscale of 28 kQ or 120 kN on a measuring instrument 20 mA 400 uA I U 10V 120 kQ OmA
46. rty if not avoided NOTE This symbol denotes information intended to assist the user in making optimum use of the product 6 E BENDER 1 2 Intended use The ISOMETER iso685 D monitors the insulation resistance of unearthed AC DC main circuits IT systems with mains voltages of AC0 690 V or DC0 1000 V The nominal voltage range U can be extended via coupling devices DC components existing in AC DC systems do not influence the operating charac teristics Due to the separate supply voltage de energised systems can also be monitored The maximum permissible system leakage capacitance is 0 1000 uF depending on the profile Any other use than that described in this manual is regarded as improper The Bender companies shall not be liable for any losses or damage resulting from improper use Intended use implies The observation of all information in the operating manual Compliance with test intervals When using ISOMETER s in IT systems make sure that only one ac Gi tive ISOMETER is connected in each interconnected system If IT systems are interconnected via coupling switches make sure that ISOMETER s not currently used are disconnected from the IT sys tem and deactivated IT systems coupled via diodes or capacitanc es may also influence the insulation monitoring process so that a central control of the different ISOMETER s is required As a basic principle our General Conditions of Sale and Delivery
47. te and time 18 29 Inputs 25 Interface 30 Language 18 29 Manual test 28 Measured values 28 Measurement insulation resistance 25 Password 30 Reset alarm message 28 Response value Ran1 Ran2 19 53 E BENDER setting 19 24 Start up delay 25 Type of distribution system 18 Signal quality of the measurement 20 Slave 37 Start initial measurement 28 Start up delay 25 Storage 7 Supply voltage 47 system frequency 32 System leakage capacitance 6 8 32 T Technical data 47 Terminating resistor 37 testing 20 Transport 7 W Warranty 7 iso685 D_D00022_02_M_XXEN 10 2014 E BENDER The Power in Electrical Safety Bender GmbH amp Co KG P O Box 1161 35301 Gruenberg Germany Londorfer Stra e 65 35305 Gruenberg Germany Tel 49 6401 807 0 Fax 49 6401 807 259 Email info bender de Web www bender de Customer sevice Service hotline 0700 BenderHelp Phone and Fax Carl Benz Stra e 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 Photos Bender archive and bendersystembau archive
48. te training are considered qualified Personnel must have read this manual and understood all instructions relating to safety 1 3 2 About the operating manual This manual has been compiled with great care It may nevertheless contain errors and mistakes Bender cannot accept any liability for injury to persons or damage to property resulting from errors or mistakes in this manual 1 3 3 Hazards when handling the ISOMETER iso685 D The ISOMETER iso685 D is built in accordance with state of the art technology E BENDER and accepted recognised safety regulations However the use of such devices may introduce risks to the life and limb of the user or third parties and or result in damage to the ISOMETER or other property Only use the ISOMETER e As intended e In perfect working order Immediately rectify any faults that may endanger safety Do not make any unauthorised changes and only purchase spare parts and optional accessories recommended by the manufacturer of the devices Failure to observe this require ment can result in fire electric shock and injury Unauthorised persons must not have access to or contact with the ISOMETER Reference signs must always be clearly legible Replace damaged or illegible signs immediately 1 3 4 Inspection transport and storage Inspect the dispatch packaging and equipment packaging for damage and com pare the contents of the package with the delivery documents In the event of damag
49. ther you want to use the DHC protocol 5 3 2 2 IP Set the appropriate IP address 5 3 2 3 SN Set the appropriate subnetmask 5 3 2 4 Std GW If you use a standard gateway enter the address here 5 4 Display Adjust the brightness for the ISOMETER iso685 D display here 5 4 1 Brightness Adjust the brightness for the display between 0 and 100 30 E BENDER 5 5 Password Use the password function to protect the device parameters against unauthorised adjustment The default password is 0000 5 5 1 Password Enter an individual four digit password 5 5 2 Status Decide whether you want to use the password query Password query active aot ft Password query inactive 5 6 Commissioning Open the ISOMETER iso685 D commissioning wizard again in the commissioning menu This navigates through the menus described in 5 1 5 2 1 3 1 4 1 2 1 1 5 7 Service The service menu can only be accessed by Bender Service staff 6 0 Info You can view the iso685 D current settings in the Info menu Navigate through the different views using the and V buttons Info Device Device name serial number article number Software version measurement technique software version HMI Selected profile selected system type info Clock Time date summer time info m Ethernet IP address DHCP status MAC address Info BMS Address of the RS 485 interface iso685 D_D00022_02_M_XXEN 10 2014 9 Display 9 1 Data isoGraph
50. tion of the two alarm levels R Alarm 1 and Ra Alarm 2 are illustrated in the following graphic An alarm will become inactive as soon as 25 0 5 kO of the set operating value is exceeded A 25 0 5 kO I Ran 2 I I I I I t1N25 05kO Ron a un See Se he eee ke gt air ee I i l Alarm 1 Alarm 2 Alarm 2 Alarm 1 t active active inactive inactive 10 3 Digital input mode The operating mode for the digital input can be set to the following values Giiue high Response time t on t off after the signal switches from low to high X1 rn X1 Reaction Reaction Impulse on Impulse off 33 E BENDER Response time t on t off after the signal switches from high to low Reaction Impulse off Reaction Impulse on lt t on t on t off t 10 4 Typical circuit diagram of the digital inputs The digital inputs can be wired as follows 11 12 E A B Device Test inactive M Q2 Q1 iso685 D_D00022_02_M_XXEN 10 2014 10 Settings 10 5 Digital output mode The following settings can be used to set the operating mode for the digital out put In the active mode 24 V will be applied across the output X1 X1 RS In the passive mode the output of the applied potential switches to ground K X1 RS Take the maximum output current into account Gi Maximum output current in case of internal voltage supply via Al and A2 200 mA in t
51. tive The device is active The Bu DOES NOT measure the insulation resistance the Message Device ira appears on the display The IT system is NOT being monitored 1 6 T Start The ISOMETER iso685 D can be operated with a startup delay of 0 120 seconds The startup is delayed until the first measurement is taken 1 7 Coupling monitoring The ISOMETER iso685 D continuously monitors the coupling of energised sys tems The coupling of de energised systems is monitored at 8 hour intervals This monitoring function can be activated or deactivated Coupling monitoring is activated ett Coupling monitoring is deactivated 1 8 Inputs The ISOMETER iso685 D provides a total of three inputs 1 8 1 Digital 1 The following parameters can be set for the digital input 1 8 1 1 Mode The operating mode for the digital input can be set to the following values Fora description of the operating modes refer to Digital input mode on page 33 You may select 25 E BENDER 1 8 1 2 t on The response time t on after a switch off signal can be set between 100 milliseconds and 300 seconds For a description of the operating modes refer to Digital input mode on page 33 1 8 1 3 t off The response time t off after a switch off signal can be set between 100 milliseconds and 300 seconds For a description of the operating modes refer to Digital input mode on page 33 1 8 1 4 Function The parameters for the
52. y be terminated Devices in between must not be terminated Stub feeders in the network are not to be terminated The length of the stub feeders is restricted to 1 meter 36 E BENDER Device 1 Device Last device Branch line 0 6 W max 1m 0 6 W Maximum length of the RS 485 network 1 200 m 10 8 2 BMS protocol This protocol is an essential part of the Bender Measuring Device Interface BMS bus protocol Data transmission generally makes use of ASCII characters Interface data are Baud rate 9600 baud Transmission 1 start bit 7 data bits 1 parity bit 1 stop bit 1 7 E 1 Parity Even Checksum Sum of all transmitted bytes 0 without CR and LF The BMS bus protocol works according to the Master Slave principle That means that one device represents the master while all other bus devices are slaves It is important that only one master is present in each network All bus devices are identified by a unique address The master scans all other devices on the bus cy clically listens to their signals and then carries out specific commands Bus ad dress 1 must be assigned to the master thus to one of the ISOMETER iso685 D iso685 D_D00022_02_M_XXEN 10 2014 10 Settings 10 8 3 BMS master A master can query all warning and operational messages from a slave If bus ad dress 1 has been selected the ISOMETER iso685 D operates as the BMS master that means all addresses between 1 and 150 are cyclically s
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