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Bender ISOMETER iso685-D-B, Manual

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Bender ISOMETER iso685-D-B Manual Download Page 5

Table of contents

5

iso685-x-B_D00177_07_M_XXEN/07.2019

10.4   Web server . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40

10.4.1   Conventions  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
10.4.2   Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
10.4.3   User interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  . 41
10.4.4   Menu structure  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
10.4.5   Parameter changes  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
10.4.6   Changing parameters in the web browser  . . . . . . . . . . . . . . . . . . . . . . . . . 43
10.4.7   Changing parameters in the device menu when 

the web browser is open . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

10.4.8   Write access for parameter changes  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

10.5   BS bus  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44

10.5.1   Master-slave principle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
10.5.2   Addresses and address ranges on the BS bus   . . . . . . . . . . . . . . . . . . . . . . 44
10.5.3   RS-485 specifications/cables   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
10.5.4   Cable routing  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44

10.6   Modbus RTU . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  . 44
10.7   isoData protocol  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45

10.7.1   isoData-protocol table  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46

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

11.1   Particularities when monitoring coupled IT systems . . . . . . . . . . . . . . . . . . 49
11.2   System isolation via digital input 

with two coupled systems  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49

11.3   System isolation via ISOnet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49

11.3.1   Systempictures  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
11.3.2   Configuration and function   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
11.3.3   ISOnet priority  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50

11.4   ISOloop . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51

11.4.1   Preparing the devices in an interconnection  . . . . . . . . . . . . . . . . . . . . . . . 51
11.4.2   Creating groups with the BCOM Group Manager . . . . . . . . . . . . . . . . . . . 52
11.4.3   Configuration and function on the ISOMETER® . . . . . . . . . . . . . . . . . . . . . 53

12.   Coupling devices ......................................................................................54

12.1   Connection using the AGH150W-4(DC)  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
12.2   Connection using the AGH150W-4(3(N)AC)  . . . . . . . . . . . . . . . . . . . . . . . . . . 54
12.3   Connection using the AGH520S (3AC). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
12.4   Connection using the AGH520S (3(N)AC). . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
12.5   Connection using the AGH204S-4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
12.6   Connection using the AGH676S-4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56

13.   Alarm messages ....................................................................................... 57

13.1   Measured value alarms  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .57
13.2   General  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .57
13.3   ISOnet  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .58
13.4   ISOloop . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .59

14.   Technical data  .......................................................................................... 60

14.1   Device profiles  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .60
14.2   Diagrams. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .61

14.2.1   Response time profile power circuits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .61
14.2.2   Response time control circuits profile  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .61
14.2.3   Response time generator profile . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .61
14.2.4   Response time high capacitance profile . . . . . . . . . . . . . . . . . . . . . . . . . . . .61
14.2.5   Response time inverter > 10 Hz profile  . . . . . . . . . . . . . . . . . . . . . . . . . . . . .62
14.2.6   Response time inverter < 10 Hz profile  . . . . . . . . . . . . . . . . . . . . . . . . . . . . .62
14.2.7   Response time DC alarm   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .62
14.2.8   Relative uncertainty  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .62

14.3   Factory settings iso685-x-B  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .63
14.4   Tabular data  iso685-x-B  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .64
14.5   Standards and certifications  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .67
14.6   Ordering details . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .67

14.6.1   Device  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .67
14.6.2   Accessories  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .67
14.6.3   Suitable system components  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .67

15.   Glossary  ..................................................................................................... 68

Summary of Contents for ISOMETER iso685-D-B

Page 1: ...M_XXEN 07 2019 Insulation Monitoring Device for IT AC systems with galvanically connected rectifiers and inverters and for IT DC systems Software version D440 V 1 25 D439 V 1 25 ISOMETER iso685 D B iso685W D B iso685 S B iso685W S B ...

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 Email 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: ...aracter input 14 5 Mounting 15 5 1 Common information 15 5 2 Mounting spaces 15 5 3 Screw mounting 16 5 4 DIN rail mounting 16 6 Connection 17 6 1 Connection requirements 17 6 2 Connection to a 3 N AC system 18 6 3 Connection to an AC system 18 6 4 Connection to a DC system 19 6 5 Connection to the supply voltage 19 6 6 Connection to the X1 interface 20 6 7 Connection to the ethernet interface ETH...

Page 4: ...ue 34 9 2 2 0 Data measured values 36 9 2 3 0 Control 36 9 2 3 1 TEST 36 9 2 3 2 Reset 36 9 2 3 3 Start initial measurement 36 9 2 3 4 Device 36 9 2 3 5 ISOnet priority 36 9 2 4 0 History 36 9 2 5 0 Device settings 36 9 2 5 1 Language 36 9 2 5 2 Clock 36 9 2 5 2 1 Time 36 9 2 5 2 2 Format time 36 9 2 5 2 3 Summer time 37 9 2 5 2 4 Date 37 9 2 5 2 5 Format date 37 9 2 5 2 6 NTP 37 9 2 5 2 7 NTP ser...

Page 5: ...he devices in an interconnection 51 11 4 2 Creating groups with the BCOM Group Manager 52 11 4 3 Configuration and function on the ISOMETER 53 12 Coupling devices 54 12 1 Connection using the AGH150W 4 DC 54 12 2 Connection using the AGH150W 4 3 N AC 54 12 3 Connection using the AGH520S 3AC 55 12 4 Connection using the AGH520S 3 N AC 55 12 5 Connection using the AGH204S 4 56 12 6 Connection using ...

Page 6: ...advice Technical support by phone or e mail for all Bender products Questions concerning specific customer applications Commissioning Troubleshooting Telephone 49 6401 807 760 365 Tage von 07 00 20 00 Uhr MEZ UTC 1 Fax 49 6401 807 259 0700BenderHelp Tel and Fax in Germany only E mail support bender service com 1 2 2 Repair Repair calibration update and replacement service for Bender products Repai...

Page 7: ... the device Failure to observe the instructions in this operating manual regarding transport commissioning operation and maintenance of the device Unauthorised changes to the device made by parties other than the manufacturer Non observance of technical data Repairs carried out incorrectly and the use of replacement parts or accessories not approved by the manufacturer Catastrophes caused by exter...

Page 8: ...ible system leakage capacitance is 0 1000 μF depending on the profile Intended use also implies Reading and observing all information in the operating manual Compliance with test intervals In order to meet the requirements of applicable standards customised parameter set tings must be made on the equipment in order to adapt it to local equipment and oper ating conditions Please heed the limits of ...

Page 9: ...S x is the sensor variant from the iso685 device family The only difference between this variant and the ISOMETER isoHR685 D B is that it does not have a display The ISOMETER iso685 S P must be used in combination with a front panel through which it is operated The operation of the front panel is equal to the operation of the ISOMETER with an integrated display which is described in this manual He...

Page 10: ...are completely isolat ed from the system and waiting in standby mode for measuring permission The ISOMETER is able to synchronise itself with other ISOMETER s This makes it possible to monitor capacitive coupled IT systems without interfering with each other 3 4 Interfaces Communication protocol Modbus TCP Communication protocol Modbus RTU BCOM for communication of Bender devices via Ethernet BS b...

Page 11: ...5 W D isoxx685 W D The iso685 variant features a high resolution graphic LC display and operating controls for direct operation of the device functions It cannot be combined with an FP200 iso685 W S isoxx685 W S Device version iso685 S P features neither a display nor operating controls It can only be used in combination with the FP200W and is operated via this front panel ...

Page 12: ...ect the FP200 W 50 X3 Optional expansion interface for Bender products Rear Front Connction bottom Control panel Connection top iso685 W S and isoxx685 W S iso685 W D and isoxx685 W D 24 22 21 14 12 11 R ETH X1 19 18 17 16 15 15 X1 Multifunctional I O interface see Connection of the X1 interface 16 ETH X2 Ethernet interface 17 R Switchable terminating resistor for termination of the RS 485 interfa...

Page 13: ...regarding the device and the meas urements Other information is available in chapter Display 1 3 4 5 6 7 8 9 10 11 12 4 4 2 device buttons You can adjust the device settings in the respective menu using the menu buttons De pending on the menu entry one of the options displayed below is assigned to the but tons 7 Navigates up in a list or increases a value 8 MENU Opens the device menu ESC Cancels t...

Page 14: ...he value with the OK button Exit the list selection by pressing ESC System type x 6 6 DC o AC o 3AC Date x 6 4 28 07 2016 Min Max 1 12 Use the and buttons to select a pa rameter The present parameter is indicat ed by the symbols Values can be changed using the and buttons Con firm input text by pressing OK Exit text input by pressing ESC 4 5 4 Character input Use the forward and backward buttons t...

Page 15: ...s keep the manual within easy reach for future reference following commissioning DANGER Danger of electrocution due to electric shock Touching live parts of the system carries the risk of A life threatening electric shock Damage to the electrical installation Destruction of the device Before installing and connecting the device make sure that the installation has been de energised Observe the rule...

Page 16: ...he ISOMETER using three M4 screws Dimensions in mm 108 107 3 100 72 54 Ø M4 5 4 DIN rail mounting 1 Fix the three mounting clips delivered with the device two of them packed separately manually or using a tool as illustrated below 2 Mount the ISOMETER onto the DIN rail 3 Fix the ISOMETER onto the DIN rail by pressing the mounting clips until they snap into place Dimensions in mm Mounting clips The...

Page 17: ...h the enclosure and the terminals with due care Ensure disconnection from the IT system When insulation or voltage tests are to be carried out the device must be isolated from the system for the test period Otherwise the device may be damaged Risk of property damage due to unprofessional installation Make sure that only one insulation monitoring device is connected in each conductively connected s...

Page 18: ...reduced to a minimum Ensure short cir cuit proof and earth fault proof wiring A1 A2 L1 L2 L3 KE E US Un L3 N L2 L1 E KE L3 L2 L1 A2 A1 6 3 Connection to an AC system WARNING 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 coupled to the IT system to be monitored can be om...

Page 19: ...ed A1 A2 L1 L2 L3 KE E US Un L L Un 690 V F 2A E KE L3 L1 A2 A1 6 5 Connection to the supply voltage CAUTION Danger of damage to property due to faulty connections The device may be damaged if it is simultaneously connected to the sup ply voltage via the X1 interface and via A1 and A2 Do not connect the device simultaneously via A1 A2 and X1 to different supply voltage sources Supply via external ...

Page 20: ...load protection Automatic shutdown in the event of a short circuit and transient resettable If the supply is via an external 24 V source then A1 A2 must not be connected Q1 Q2 X1 Configurable digital output M X1 Configurable analogue output e g measuring instrument X1 Reference potential ground 6 7 Connection to the ethernet interface ETH Connection with standard patch cable RJ45 no crossover cabl...

Page 21: ...iso685 x B_D00177_07_M_XXEN 07 2019 21 6 9 Position the terminal covers and click them into place Fix the terminal covers to the provided enclosure recesses until they snap into place c l i c k c l i c k c l i c k c l i c k ...

Page 22: ...reset However the commissioning wizard can be started as described at Reco missioning Observe device status The device is in an alarm state until initial commissioning has been com pleted Step ISOMETER commissioning 1 Connect the device according to the wiring diagram and device documentation 2 Connect the supply voltage 3 Connect the mains voltage 4 Run through commissioning wizard 5 The ISOMETER...

Page 23: ... refer to Technical Data The Power circuits profile is suitable for most of the IT systems Commissioning x 6 5 1x Please select the system type suitable for your installation System type x 6 6 DC o AC o 3AC Coupling 5 6 7 None o AGH150W 4 o AGH204S AK80 o AGH204S AK160 o AGH520S o AGH676S 412 Comissioning 5 6 6 10 Coupling device available Please choose a type Profiles x 6 7 Power circuits o Contr...

Page 24: ...y 7 4 Configuring password protection for the ISOMETER iso685 You can assign a password in the device menu 1 Select Menu Device settings Password in the device menu 2 Enable password protection at Menu Device settings Passwor Status by selecting On 3 Set a four digit password at Menu Device settings Password Password You can use the digits 0 to 9 Observe device status Once initial commissioning ha...

Page 25: ...nt profile Update period between the measuring pulses IT system 230 kΩ OK R an 40kΩ 10kΩ 8 2 Fault display active An active fault is displayed by The upper part of the display turns orange and displays the fault message Depending on the type of fault the LEDs ALARM 1 ALARM 2 or SERVICE are activat ed In the following example a resistance has been detected Since the values Ran1 40 kΩ and Ran2 10 kΩ...

Page 26: ...d Fault disappeared 7 Number of the selected fault Fault message count Insulation fault 8 4 Acknowledging a fault message In order to acknowledge the fault message and return to the ISOMETER s standard dis play 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 and...

Page 27: ...ecorded before will be discarded if a new initial measurement is started 1 4 001 010 100 1 0 MΩ 16 26 16 52 Data isoGraph 6 5 4 3 2 1 Keypad 1 Change measured value jump forward one value 2 Exit view 3 Change scaling zoom in 4 Change scaling zoom out 5 Change measured value jump back one value Display 6 Present time scaling Start initial meas x 3 Please confirm your settings Cancel Start ini 8 8 I...

Page 28: ...SOMETER performs an automatic test During the test the connections to the IT system and to earth are tested Afterwards the ISOMETER performs an initial measure ment and records all measured values in the device The ISOMETER then measures during one measuring cycle before passing on the author isation for insulation measurement to the ISOMETER with the next higher address Automatic Test IT system R...

Page 29: ...on 3 6 Analogue 1 Mode 2 Midscale 3 TEST 4 Function Menu items coloured RED After activating password protection access to the menu items coloured RED is only possible after entering a password 2 Data meas values 3 Control 1 TEST 2 Reset 3 Start initial measuring 4 Device 4 History 1 History 2 Delete 5 Device settings 1 Language 2 Clock 1 Time 2 Format 3 Summer time 4 Date 5 Format 6 NTP 7 NTP Ser...

Page 30: ... set independently of Alarm 1 Representation of the menu items in the headings The settings of the ISOMETER are explained in the order of the device menu The menu items shown in the device display are indicated in brack ets in the headings of this chapter t R Ran1 Ran2 Alarm 1 aktiv Alarm 2 aktiv Alarm 2 inaktiv Hysterese Alarm 1 inaktiv Hysterese 9 2 1 1 3 Fault memory Automatic reset of inactive...

Page 31: ...60 Hz Inverter 10 Hz Suitable for systems with extremely low frequency controls in the range 0 1 460 Hz Customer specific Enables the Bender service to make customer specific settings DC DC system AC Single phase AC system 3AC 3AC system none AGH150W AGH204S AK80 AGH204S AK160 AGH520S AGH676S 4 9 2 1 6 1 ISOnet Activate or deactivate the ISONet function 9 2 1 6 2 Number of devices Configure the nu...

Page 32: ...r a switch on signal can be set between 100 ms and 300 s 9 2 1 10 1 3 t off The response time t off after a switch off signal can be set between 100 ms and 300 s 9 2 1 10 1 4 Function The parameters for the function of the digital inputs of the ISOMETER can be set differ ently 9 2 1 10 2 Digital 2 Refer to Digital 1 page 32 9 2 1 10 3 Digital 3 Refer to Digital 1 page 32 off Digital input without ...

Page 33: ...ion fault occurs No low resistance connection between the line conductors No low resistance connection between terminals E and KE to earth Load on X1 too high DC alarm 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 sym metrical faults This function will only be carried out when the value falls below the resp...

Page 34: ... 9 2 1 11 3 3 Function 1 Refer to chapter 9 2 1 11 1 3 Function 1 on page 33 9 2 1 11 3 4 Function 2 Refer to chapter 9 2 1 11 1 3 Function 1 on page 33 9 2 1 11 3 5 Function 3 Refer to chapter 9 2 1 11 1 3 Function 1 on page 33 9 2 1 11 4 Digital 2 Refer to chapter 9 2 1 11 3 Digital 1 on page 34 9 2 1 11 5 Buzzer The following parameters can be set for the buzzer 9 2 1 11 5 1 TEST The functional...

Page 35: ... 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 man ual test and not to the cyclic device self test 9 2 1 11 6 4 Function Select the appropriate setting for the analogue output The following parameters can be set Lower value Analogue Output A1 0 mA 4 mA 0 μA 0 V 2 V Upper valu...

Page 36: ... phase to phase voltages and the mains fre quency r m s values 4 IT system data Displays the system phase to earth voltages 1 TEST 2 Reset 3 Start initial measurement 4 Device 5 ISOnet priority Aktiv The device is active Inaktiv Display shows message Device inactive No monitoring of the IT system 9 2 3 5 ISOnet priority Assigns priority to a device in ISOnet mode for a period of 12 hours While the...

Page 37: ... 2 5 3 1 Write access Set whether the device can be parameterised externally via Modbus or web server Dis playing and reading out data via Modbus and web server is always possible regardless of this setting 9 2 5 3 2 Ethernet Set the parameters for communication with other devices via the Ethernet interface The Ethernet interface can be used for communication with Modbus web server and BCOM 9 2 5 ...

Page 38: ...ystem and ensure correct communication 9 2 5 3 3 4 Timeout Set the timeout for messages between 100 ms 10 s This time specification defines the maximum permissible time for a device to respond 9 2 5 3 3 5 TTL for subscription Set a time between 1 s 1092 min This time defines the intervals at which the ISOMETER sends messages to e g a gateway Severe alarms e g insulation alarms or substantial value...

Page 39: ...n Background lighting POWER LED and button lighting are switched off after 3 min utes without operation and are only switched on again when any button is pressed Alarm LEDs light in the event of an alarm off on Password query active off Password query inactive Save The ISOMETER saves your device settings Restore The ISOMETER restores your initial or your saved device settings 1 Profile Enter a 4 d...

Page 40: ...s the menu item Allow must have been set in the Write access menu 10 4 Web server The ISOMETER s of the isoxx685 device family feature an integrated web server which displays the device data via a web browser This way measured values of the ISOMETER s can be read out and parameterised Preferably use the following browsers The web server is accessed by entering the IP address of the ISOMETER into t...

Page 41: ...menu item ALARMS 3 to obtain further information WERKZEUGE ALARME GERÄT START DE System OK Geräteinfo DE 1 3 4 2 5 System OK System OK Alarme 2 10 4 4 Menu structure The web menu is located on the left side of the browser window Activated menu items are either highlighted in YELLOW or written in YELLOW Use the scroll bar on the right side to display further menu items The menu structure is provide...

Page 42: ...meters horizontally blue frame Values highlighted in YELLOW represent the changes that have not been accepted by the system yet Channel representation in the EDS menu without changes present values with changes 10 4 5 3 Error detection in case of incorrect entry In some cases the system expects certain characters to be entered for example CAPITAL LETTERS In case of an incorrect entry the correspon...

Page 43: ... menu are highlighted in yellow in the web server but the old value is still displayed There are two options The values changed in the device should be accepted and displayed updated in the web server Click on the Discard changes button at the bottom of the screen The values changed in the device should NOT be accepted The old values are restored Device changes are discarded Click on the Save chan...

Page 44: ...th The BS bus must be terminated at both ends with terminating resistors 120 Ω 0 25 W The ter minating resistors are connected in parallel to the terminals A and B Some devices featu re integrated terminating resistors and can be activated or deactivated via the R button CAUTION When using interface converters a galvanic separation is required The compatibility of the BS bus and the BMS bus is res...

Page 45: ... data block is output after each valid measurement Mode Baudrate Data Bits Stop Bits Parity Flow Control TX Interval ms Bitmask Support Frame Counter Support Field Delimiter Start Token End Token Line End Mode 1 9600 8 1 None None 10 1000 No No 0x0F 0x02 0x03 LF CR Mode 2 115200 8 1 Even None 1000 No Yes n a CR LF Mode 3 115200 8 1 Even None 1000 Yes Yes n a CR LF The elements described in the iso...

Page 46: ...verview 6 RF kΩ 123456 1 insulation resistance Limited overview 6 RF Note Value limited to 9 9 MΩ kΩ 1234 5 2 insulation resistance Detailed overview 9 RF Note Value limited to 9 9 GΩ kΩ 1234567 8 5 Measured value counter 2 Increased with each new measured value Integer overflow at 99 12 11 6 Leakage capacitance Ce 4 R Mode μF Z Mode nF Note Z Mode is not supported μF R Mode nF Z Mode 1234 3 7 Vol...

Page 47: ...lt RF on L1 n a 0x0004 Bitmask Bit4 Prewarning Insulation fault RF on L2 n a 0x0008 Bitmask Bit5 Prewarning Symmetrical insulation fault RF n a 0x000C Bitmask Bit6 Alarm Insulation fault RF on L1 n a 0x0010 Bitmask Bit7 Alarm Insulation fault RF on L2 n a 0x0020 Bitmask Bit8 Alarm Symmetrical insulation fault RF n a 0x0030 Bitmask Bit9 Prewarning Insulation impedance ZF n a 0x0040 Note Currently n...

Page 48: ...f K2 off 1 K1 on K2 off 2 K1 off K2 on 3 K1 on K2 on 0 4 22 Impedance 6 ZF kΩ 1234 5 4 Unsymmetrical insulation resistance approximate 6 RUGF kΩ 1234 5 9 Insulation measurement ADC value 5 ADC value in digits 12345 Active measuring profile 2 01 Power circuits 02 Control circuits 03 Generator 04 High capacitance 05 Inverter 10Hz 06 Inverter 10Hz 07 Custom specific profile 08 Service profile Number ...

Page 49: ...ital input is no longer selected first the connection to the IT system is restored and afterwards an entirely new measuring cycle for the insulation monitoring starts This function can be used to disconnect the second ISOMETER selectively in coupled IT sys tems via the auxiliary contact of the coupling switch 11 3 System isolation via ISOnet The ISOnet function ensures via an Ethernet connection t...

Page 50: ...ation switches By limiting to one sub system it is possible to have several ISOnet interconnections running in one system If a single device fails the remaining ISOMETER s continue the ISOnet operation For the failure of one device two scenarios are possible A device fails during a measuring procedure After timeout another device takes over the measuring function In this way all devices monitor ea...

Page 51: ...n on the respective device If this function is activated de vice 2 would also report an insulation alarm 1 and 2 based on the selected alarm thres holds This function is activated by default The basis of the ISOloop function is the combination of several ISOMETER s to form an in terconnection The grouping of up to 10 ISOMETER s is carried out with a separate soft ware the BCOM Group Manager The pr...

Page 52: ...up Remove a device from the group Remove all devices from the group Add connection Delete connection Delete all connect The Connection List must contain all connections that exist in the installation The follo wing figure shows the connections for the above example After all settings of the group have been made the configuration file is saved File name of the configuration file The name of the con...

Page 53: ...upload by pressing the Save button 4 11 The configuration settings of the interconnection are automatically distributed after completing the procedure All devices in the interconnection must be switched on The ISOloop information is transferred from device to device according to anaddresssequencedefinedintheconfiguration Therefore whenuploa dingtheconfigurationfile alldevicesintheinterconnectionmu...

Page 54: ...uncertainty 15 min 5 kΩ Art No B 98 018 006 Behaviour of system If the ISOMETER is operated with a coupling device this device must be specified in the commissioning assistant during commissioning or in the device menu later on If a coupling device is selected during the commissioning or in the device menu the ISOMETER automatically sets the system type to 3AC This setting must not be changed If t...

Page 55: ...on using the AGH520S 3AC PE US 2A L1 L2 L3 Type AGH520S Nominal voltage AC 0 7200 V Operative uncertainty 15 min 5 kΩ Art No B 913 033 12 4 Connection using the AGH520S 3 N AC PE US 2A L1 L2 L3 N Type AGH520S Nominal voltage AC 0 7200 V Operative uncertainty 15 min 5 kΩ Art No B 913 033 ...

Page 56: ...H204S 4 Nominal voltage with rectifier AC 0 1300 V Nominal voltage without rectifier AC 0 1650 V Operative uncertainty 15 min 5 kΩ Art No B 914 013 A mit Stromrichter B ohne Stromrichter A B 12 6 Connection using the AGH676S 4 PE US 2A L1 L2 L3 N Type AGH676S 4 Nominal voltage AC 12 kV Operative uncertainty 15 min 5 kΩ Art No B 913 055 ...

Page 57: ...ating outside the specified supply voltage range Check supply voltage Check L1 L2 L3 for correct connection No low resistance connection between the line conductors Check the wiring of terminals L1 L2 and L3 to the IT system Press the TEST button Check nominal system voltage Check fuses Check set system type ALARM 1 ALARM 2 flash alternately Check E KE connections for interruptions No low resistan...

Page 58: ...correctly Correct Ethernet settings Restore configuration using the BCOM Group Manager Service mode active The device is in maintenance condition Contact Bender service SERVICE is lit Alarm message Description Measures LED indicators Disturbance ISOnet Ethernet connection of the ISOMETER is disturbed e g due to a cable defect or the failure of a switch Check Ethernet connection Check device functi...

Page 59: ...nnection established Afterwards upload ISOloop configuration to a device via the web server ISOloop configuration is faulty Addresses of the group configuration system subsystem device address do not match the addresses on the devices in this group see above The ISOloop configuration was not found There is no ISOloop configuration on this device see above Error while distributing the ISOloop confi...

Page 60: ...ofile is suit able for AC systems containing DC components High capacitance AC 0 690 V DC 0 1000 V 15 460 Hz 0 1000 μF 50 V 0 1 kΩ 20 MΩ 1 kΩ 10 MΩ For systems with high system leakage capacitances e g ship applica tions the impact of system leakage capacitances on the measuring result can be significantly reduced by selecting this profile Inverter 10 Hz AC 0 690 V DC 0 1000 V 10 460 Hz 0 20 μF 50...

Page 61: ...ending on response value and system leakage capacitance acc to IEC 61557 8 Un 230 V f 50 Hz measuring range 10 MΩ Response time sec Response value Ran kΩ 14 2 3 Response time generator profile 14 2 4 Response time high capacitance profile Ce 5 μF Ce 1 μF 0 1 1 10 10000 1000 100 10 1 Response time depending on response value and system leakage capacitance acc to IEC 61557 8 Un 690 V f 50 Hz measuri...

Page 62: ...ing range 10 MΩ Response time sec Response value Ran kΩ 14 2 7 Response time DC alarm 14 2 8 Relative uncertainty 0 1 1 10 100 1000 0 1 1 10 100 p Leistungskreis Steuerkreis Hohe Kapazität Umrichter 10Hz Umrichter 10Hz Generator Typical response times DC alarm at RF depending on the measurement profile and the system leakage capacitance Response time sec System leakage capacitance µF 0 10 20 30 40...

Page 63: ...ction TEST Digital input 2 Mode operating mode Active low Function RESET 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 Relay mode N C operation Function 1 Ins alarm 1 Function 2 Connection fault Function 3 off Relay 2 Test on Relay mode N C operation Function 1 Ins alarm...

Page 64: ...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 0 1 460 Hz Max AC voltage U in the frequency range fn 0 1 4 Hz U max 50 V 1 fn Hz Response values Response value Ran1 alarm 1 1 kΩ 10 MΩ Response value Ran2 alarm 2 1 kΩ 10 MΩ Relative uncertainty acc to IEC 61557 8 profile dependent 15...

Page 65: ...Current 0 20 mA 600 Ω 4 20 mA 600 Ω 0 400 μA 4 kΩ Voltage 0 10 V 1 kΩ 2 10 V 1 kΩ Tolerance related to the current voltage final value 20 Interfaces Field bus Interface protocol web server Modbus TCP BCOM Datarate 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 Functio...

Page 66: ... 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 polycarbonate Flammability class V 0 ANSI code 64 Dimensions W x H x D 108 x 93 x 110 mm Weight 390 g 1 At a frequency 200 Hz the connection of X1 and remote must be insulated Only permanently installed devices which at leas...

Page 67: ...V B91067020 iso685W D B AC 24 240 V 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 Description Article No iso685 Mechanical accessories comprising terminal cover and 2 mounting clips B91067903 iso685 plug kit screw terminals B91067901 iso685 plug kit with push wire...

Page 68: ... ISOnet mode or to get priority After 12 hours the device returns to normal mode ISOloop Special function for ring systems all systems are coupled The ISOloop mode is activated via the information of the dig input switch state If all devices are in this mode the device with the lowest BCOM address con tinues to measure Modbus TCP Modbus is an international widely spread protocol for data transfer ...

Page 69: ...nz Straße 8 35305 Grünberg Germany Tel 49 6401 807 760 Fax 49 6401 807 629 E Mail info bender service com Web http www bender de BENDER Group Bender GmbH Co KG Postfach 1161 35301 Grünberg Germany Londorfer Straße 65 35305 Grünberg Germany Tel 49 6401 807 0 Fax 49 6401 807 259 E Mail info bender de Web www bender de ...

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