Bender ISOMETER iso1685DP-425 Manual
Insulation monitoring device
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Manual
ISOMETER®
iso1685DP-425
isoHV1685D-425
isoLR1685DP-325
Insulation monitoring device for unearthed
AC, AC/DC and DC power supplies (IT systems)
up to AC 1000 V/DC 1500 V or AC 200 V/DC 3000 V
Software versions
iso1685DP-425:
D0484 V2.3x, D0485 V1.2x
isoHV1685D-425:
D0588 V2.3x, D0589 V1.1x
isoLR1685DP-325:
D0538V2.2x, D0539V1.1x
isoxx1685Dx-x25_D00272_06_M_XXEN/04.2020
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Summary of Contents for Bender ISOMETER iso1685DP-425
- Page 1 Manual ISOMETER® iso1685DP-425 isoHV1685D-425 isoLR1685DP-325 Insulation monitoring device for unearthed AC, AC/DC and DC power supplies (IT systems) up to AC 1000 V/DC 1500 V or AC 200 V/DC 3000 V Software versions iso1685DP-425: D0484 V2.3x, D0485 V1.2x isoHV1685D-425: D0588 V2.3x, D0589 V1.1x isoLR1685DP-325: D0538V2.2x, D0539V1.1x isoxx1685Dx-x25_D00272_06_M_XXEN/04.2020...
- Page 2 E-Mail: info@bender.de Web: www.bender.de Customer service Service-Hotline: 0700-BenderHelp (Telephone and Fax) Carl-Benz-Straße 8 • 35305 Grünberg • Germany © Bender GmbH & Co. KG Tel.:+49 6401 807-760 All rights reserved. Fax:+49 6401 807-629 Reproduction only with permission of the publisher.
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Page 3: Table Of Contents
Table of contents 1. Important information ................6 4.3 Display and operating elements........14 4.3.1 Display elements . - Page 4 Table of contents Table of contents 8. Settings ......................28 (2.6) Outputs ..........36 (2.6.1) Relays .
- Page 5 Table of contents Table of contents 9. Device communication ................40 9.1 RS-485 interface with BMS protocol ........40 9.1.1 Topology RS-485 network .
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Page 6: Important Information
1.2 Technical support 1.2.1 End customer support and advice This manual is intended for qualified personnel working in electrical Technical support by phone or e-mail for all Bender products engineering and electronics! • Questions concerning specific customer applications • Commissioning Read the manual before you begin to mount, connect, and commission •... -
Page 7: Training Courses
• Old electrical and electronic equipment from users other than private households Sale and delivery conditions can be obtained from Bender in printed or electronic format. which was introduced to the market after 13 August 2005 must be taken back by the 1.5 Storage... -
Page 8: Safety Instructions
Part of the device documentation in addition to this manual is the enclosed "Safety in- If the ISOMETER® is installed inside a control cabinet, the insulation fault structions for Bender products". message must be audible and/or visible to attract attention. -
Page 9: Function
• Remote setting of certain parameters via the Internet (COMTRAXX® gateway) "ALARM 1" LED lights up and relay K1 (11/12/14) switches. If the insulation resistance falls • Remote diagnosis by the Bender service via the Internet below the alarm response value R , alarm relay K2 (21/22/24) switches and the "ALARM... -
Page 10: Insulation Fault Location
Function Function 3.3.4 Deactivating the device An insulation fault between the IT system and earth closes the measuring circuit. If the in- sulation resistance between system and earth falls below the set response values R When the device is deactivated, the coupling unit of the device is galvanically isolated and R (response value R can be set equal or higher than R... -
Page 11: Automatic Self Test
Function Function During this self test, when the device is being started, the alarm relays are not switched. TEST Test successful Measurement √ Coupling Test not successful Earth connec- tion Test not available (e.g. incorrect device settings). 33 % Test in progress 3.5.2 Automatic self test All supply voltages are continuously monitored. -
Page 12: Device Overview
4. Device overview 4.1 Dimensions iso1685 ® ISOMETER PGH ON 39,8 40,75 55,7 401,5 All dimensions in mm isoxx1685Dx-x25_D00272_06_M_XXEN/04.2020... -
Page 13: Connections
Device overview 4.2 Connections A, B, S RS-485 bus connection (A,B) 31, 32, 34 A1, A2 11, 12, 14 Protocol: BMS Relay output for Supply voltage U DC 24 V Relay output for S= PE potential internal device CAN 1 Arbitrary polarity alarm 1 insulation Connect one end of... -
Page 14: Display And Operating Elements
Device overview Device overview 4.3 Display and operating elements 4.3.2 Device buttons Adjust the device settings in the respective menu using the device buttons. Depending on the menu entry, one of the options displayed below is assigned to the buttons. MENU Opens the device menu. -
Page 15: Operating And Navigating
Device overview Device overview 4.4 Operating and navigating Navigate through the device menu using the device buttons. The functions of the device buttons are described in the chapter "Device buttons" on page Navigation in lists Language x.x.x To make a selection in a list, navigate •... -
Page 16: Mounting And Connection
5. Mounting and connection Mounting and connection 5.1 Mounting Ensure disconnection from the IT system! Mount the device using four M5 screws, refer also to the dimension diagram where the When insulation or voltage tests are to be carried out, the device must be drilling holes are illustrated (see "Dimensions"... -
Page 17: Connecting The Eds To The Isometer® Isoxx1685Dp
Mounting and connection Mounting and connection 5.2.3 Connecting the EDS to the ISOMETER® isoxx1685DP Risk of malfunctions due to excessive locating current on sensitive system parts! The locating current flowing between the IT system and earth can cause CAUTION controller faults in sensitive parts of the system, such as the PLC or relay. Ensure that the level of the locating current is compatible with the system to be monitored Risk of incorrect measurement... -
Page 18: Connection To An Ac System (L1; L2) /To A Dc System (+; -)
Mounting and connection 5.3 Connection to an AC system (L1; L2) /to a DC system (+; –) L1 / + Injury, fire and damage to property due to a short circuit L2 / – in isoHV1685D-425 and isoHR1685D-925 According to DIN VDE 0100-430, protective devices (fuses) WARNING used to protect against short circuits when terminals L1/+ and L2/- are coupled to the IT system to be monitored can be... -
Page 19: Connection To A 3Ac System With An Eds440 Insulation Fault Locator
Mounting and connection 5.4 Connection to a 3AC system with an EDS440 insulation fault locator L1/+ L2/- zu den zu den Verbrauchern Verbrauchern A1/+ A2/- EDS440 EDS440 ISOSCAN® ISOSCAN® TEST CHANNELS RESET PGH ON SERVICE ALARM SLAVE ADDRESS ∆ L MUTE ALARM ∆... -
Page 20: Connection To An Ac System With An Eds460 Insulation Fault Locator
Mounting and connection 5.5 Connection to an AC system with an EDS460 insulation fault locator L1/+ L2/- zu den zu den Verbrauchern Verbrauchern EDS46…L MONITOR TEST SLAVE ADDRESS ALARM ERROR CODE) RESET PGH ON I2+ I2- I1+ I1- A B S k I kT IT 31 32 34 21 22 24... -
Page 21: Commissioning
6. Commissioning Commissioning 6.1 Commissioning flow chart insulation fault monitoring 6.2 Commissioning flow chart with insulation fault location Make sure that the system is System = IT system ? iso1685Dxx not suitable Install the insulation fault locator disconnected from any electrical and the appropriate CTs source before connecting the device! iso1685DP not suitable,... -
Page 22: Initial Commissioning
Commissioning Commissioning 6.3.3 Setting the profile 6.3 Initial commissioning In order to optimally adapt the insulation monitoring device to the system to be moni- Follow the instructions of the commissioning wizard on the display. tored, select a profile that suits your system. For an overview of the profiles, refer to "De- vice profiles"... -
Page 23: Setting Response Value Ran2 For Alarm 2
Commissioning Commissioning for alarm 2 6.3.5 Setting response value 6.3.8 TEST Set the response value for the main alarm here. Start the device test. A value of 50 Ω/V is recommended for the main alarm. During the test, all relays switch and the ALARM 1 and ALARM 2 LEDs light up briefly. Alarm 2 Commissioning x.x.x... -
Page 24: Commissioning Eds (Isoxx1685Dp Only)
Commissioning Commissioning 6.5 Commissioning EDS (isoxx1685DP only) Proceed as follows to put into operation an EDS after commissioning the ISOMETER®: 1. Set the mode for the insulation fault location to manual, automatic or 1 cycle. For a description of the different modes, refer to "Mode"... -
Page 25: Display
7. Display Display 7.1 Standard display 7.2 Fault display (active) During normal operation, the ISOMETER® displays the message "OK" and below, the cur- An active fault is displayed by rently measured insulation resistance. 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"... -
Page 26: Fault Display (Inactive)
Display Display 7.3 Fault display (inactive) 7.4 Acknowledging a fault message An inactive fault is indicated by . If several faults have occurred, the number of faults In order to acknowledge the fault message and return to the ISOMETER®'s standard dis- will also be indicated. -
Page 27: History Memory
Display Display 7.6 History memory Insulation fault location in auto mode and 1 cycle. Up to 1023 alarm messages and device errors are stored in the history memory with date and time stamp. If the history memory is deleted, the minimum insulation resistance R IT system will also be reset in the Data-isoGraph at Menu ->... -
Page 28: Settings
8. Settings Settings 8.1 Device menu structure 8.1.1 Menu item EDS (isoxx1685DP only) 1. General 1. Mode Alarm settings 1. Insulation alarm 1. Alarm 1 only for following devices: 2. Current 2. Alarm 2 3. Memory - iso1685DP 2. Scan for channels - isoLR1685DP 3. -
Page 29: Settings In The Device Menu
Settings Settings 8.2 Settings in the device menu (1.1.3) Fault memory Automatic reset of inactive faults at the outputs (1.0) Alarm settings (relays 11-12-13, 21-22-24): The limit values for the insulation resistances of alarm 1 and alarm 2 can be specified in If a fault becomes inactive, the programmed outputs remain in fault •on the alarm settings menu and the profile of the ISOMETER®... -
Page 30: (1.5) Inputs
Settings Settings Alternative menu items for isoHR185D-925 (1.6.1.2) t(on) (1.4) Start Alarm (for isoHR1685D-925) The response time t(on) after a switch-on signal can be set between 100 milliseconds and 5 minutes. Ω •Start Alarm ON Device start with alarm message and a measured value of 0 k (1.6.1.3) t(off) ∞... -
Page 31: (1.6) Outputs
Settings Settings (1.7) Outputs (1.7.4.2) Function 1 The ISOMETER® provides a total of 3 alarm relays. The following parameters can be set: The following parameters can be set for relay 1 and relay 2: The function is not used. •off (1.7.1) Relay 1 The status of the output changes when the value falls below the set •Ins. -
Page 32: (2.0) Eds (Insulation Fault Location Only For Isoxx1685Dp)
Settings Settings (2.0) EDS (insulation fault location only for isoxx1685DP) Isolationsfehlersuche inaktiv (Isolationsmessung) For insulation fault location, the protocol of the RS-485 interface must be Neuer Isolationsfehler kein Isolationsfehler Modus: auto/1Uml. set to BMS (menu 8.2 (6.3) "Interface" ). Insulation fault location via the Modbus RTU protocol is not possible. -
Page 33: (2.3) Activating Channels
Settings Settings Also refer to "Commissioning EDS (isoxx1685DP only)" on page Navigate to the required selection point using the buttons. Confirm selection by pressing "OK". Activate the selected measuring channel using the button and nav- If one bus device fails, the ISOMETER® asks whether it should search for igate to its setting options. -
Page 34: (2.4.2) Outputs
Settings Settings (2.4.2) Outputs Set the function for the outputs: In this menu, the settings for the outputs of the EDS can be made. The function is not used. •off The status of the output changes if an insulation fault is detected •I ΔL •Relays... -
Page 35: (2.4.3) Dig. Input
Settings Settings (2.4.2.2.4) Function 3 (2.4.3.1) Mode chapter 8.2 (2.4.2.1.3) "Function 1”. The operating mode for the digital input can be set to the values below. For a description, refer to "Setting the EDS mode (isoxx1685DP only)" on page 23. The following can be se- (2.4.2.3) Digital output lected Select the digital outputs of the EDS to be configured. -
Page 36: (2.5) Channel
Settings Settings (2.4.4.2) Frequency (2.5.2) CT monitoring chapter 8.2 (2.4.1.2) "CT monitoring”. Settings made to this menu point will only have an effect on connected (2.5.3) Response value ∆L EDS460 and NOT on EDS44… devices. chapter 8.2 (2.4.1.3) "Response value IΔL”. -
Page 37: (2.6.3) Digital Output
(2.6.3) Digital output (2.9) Service In this menu, each digital output can be configured. See also chapter 8.2 (2.4.2.3) "Digital The service menu can only be accessed by Bender service staff. output”. (3.0) Data measured values (2.6.3.1) TEST The ISOMETER® stores certain measured values for a specific period of time. These data chapter 8.2 (2.4.2.3.1) -
Page 38: (4.0) Control
Settings Settings (4.0) Control (6.2.3) Summer time In the control menu, a manual test can be performed and the alarm messages can be re- Summer time can be considered in the following settings: set: No automatic change between summer time and standard time. •off Manual device test •TEST... -
Page 39: (6.3) Interface
(6.7) Factory settings •9.6 kB •19.2 kB (6.8) Service •37.4 kB The service menu can only be accessed by Bender service staff. •57.6 kB •115 kB (7.0) Info (6.3.3.3) Parity The ISOMETER®'s current settings can be viewed in the info menu. Navigate through the... -
Page 40: Device Communication
9. Device communication Device communication Termination Over the RS-485 interface of the device, data can be transferred either via the BMS proto- col or the Modbus RTU protocol. The protocol and the protocol parameters are set in the "Interface" menu 8.2 (6.3). RS-485 CAN 2 CAN 2... -
Page 41: Bms Protocol
9.1.2 BMS protocol Correct address setting and termination is essential for proper functioning of the This protocol is an essential part of the Bender measuring device interface (BMS bus pro- isoxx1685xx-xxx series insulation monitoring device. tocol). Data transmission generally makes use of ASCII characters. -
Page 42: Alarm And Operating Messages Via The Bms Bus
Device communication Device communication 9.1.7 Alarm and operating messages via the BMS bus 9.1.7.3 Resetting error messages Messages are transmitted to a maximum of 12 BMS channels. All alarm and operating Recorded errors are presented as alarm messages on the BMS bus. messages that may occur are described below. -
Page 43: Rs-485 Interface With Modbus Protocol
Data can be read out with a read command on a register address. With a write command, data can be written into a register address. The register addresses of the individual measured values and parameters can be found in the "isoxx1685Dx_D00272_00_A_XXDE" manual with the title "ISOMETER® isoxx1685Dx device family - Modbus settings" at http://www.bender.de/manuals. isoxx1685Dx-x25_D00272_06_M_XXEN/04.2020... -
Page 44: Insulation Fault Location (Isoxx1685Dp Only)
10. Insulation fault location (isoxx1685DP only) Insulation fault location (isoxx1685DP only) 10.1 General description An additional function of the ISOMETER® in combination with the EDS is the selective in- sulation fault location. The insulation faults detected in the IT system by the ISOMETER® can be located by means of an EDS and measuring current transformers. -
Page 45: Alarm Messages
Device error x.xx Internal device error • Switch the supply voltage on and off SERVICE lights up • Contact Bender Service • Check mains voltage level and eliminate any existing insulation faults. After cooling down, the device switches on again automati- Overtemperature Overtemperature coupling terminal L1/+ or L2/–... -
Page 46: Technical Data
12. Technical data 12.1 Device profiles Power frequency System leakage Measuring Response value range Description capacitance voltage DC, 15…460 Hz 0…150 μF ±50 V iso1865DP: 200 Ω…1 MΩ Main circuits without dynamic frequency changes. Power circuits isoHV1685: 200 Ω…1 MΩ The universal profile is suitable for all systems primarily with constant isoLR1685DP: 20 Ω…100 kΩ... -
Page 47: Diagrams
Technical data Technical data 12.2 Diagrams 12.2.1 Response time Power circuits profile 12.2.3 Response time Inverter > 10 Hz profile (p o (p o Ce 1μF Ce 1μF Ce 10μF Ce 10μF Ce 100μF Ce 100μF 1000 1000 Response value Ran [k ] Response value Ran [k ] 12.2.2 Response time High capacitance profile 12.2.4 Response time Inverter <... -
Page 48: Response Time Fast 2000 Μf Profile
Technical data Technical data 12.2.5 Response time Fast 2000 µF profile Restriction for determining the leakage capacitance (iso1685DP; isoHV1685D) (p o : & 2000μF) & 1000 & 1000 Ce 1μF Ce 10μF Ce 100μF Ce 1000μF Ce 2000μF Fault resistance [kΩ] Fault resistance [k ] Response value Ran [k ] Restriction for determining the leakage capacitance (isoLR1685DP) -
Page 49: Factory Settings
Technical data Technical data 12.3 Factory settings 12.4 Tabular data isoxx1685Dx-x25 Insulation coordination acc. to IEC 60664-1/IEC 60664-3 Parameter Value Definitions: Response values/alarms Measuring circuit (IC1)............................(L1/+, L2/-), (E, KE) Measurement profile Power circuits Supply circuit (IC2).................................. A1, A2 40 kΩ Output circuit 1 (IC3)................................ - Page 50 Technical data Technical data Voltage ranges Display Nominal system voltage range U iso1685DP..................AC 0…1000 V; DC 0…1500 V Display..........................Graphic display 127 x 127 pixel, 40 x 40 mm Nominal system voltage range U isoHV1685D.................. AC 0…2000 V; DC 0…3000 V Display range measured value ............................
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Page 51: Standards And Certifications
Technical data Technical data 12.5 Standards and certifications Switching elements Switching elements............................... 3 changeover contacts: The isoxx1685Dx devices were designed according to the following standards: K1 ..................................insulation fault alarm 1 K2 ..................................insulation fault alarm 2 - DIN EN 61557-8 (VDE 0413-8) K3 .....................................device error - IEC 61557-8 Operating principle K1, K2 .................. -
Page 52: Index
Index Index Address setting 8 Parameter setting of the insulation fault location Alarm Device settings 35 messages 45 Inputs 35 Password 39 Alarm messages 42 Outputs 34 Power frequency 46 Alarm relays 10 Profile Fast 2000 μF 48 Factory settings 21 BMS bus 39 High capacitance 47 Functional description 9... - Page 53 Index Index Settings Alarm 28 Basic settings 38 Coupling monitoring 29 Date and time 22, 38 Inputs 30 Interface 39 Language 22, 38 Manual test 38 Measured values 37 Measurement insulation resistance 29 Password 39 Profile 23, 29 Reset alarm message 38 Response value Ran1, Ran2 23 System type 22 Sicherheitshinweise 6...
- Page 54 Bender GmbH & Co. KG Kundendienst Postfach 1161 • 35301 Grünberg • Germany Service-Hotline: 0700-BenderHelp (Telefon und Fax) Londorfer Straße 65 • 35305 Grünberg • Germany Carl-Benz-Straße 8 • 35305 Grünberg • Germany Tel.: +49 6401 807-0 Tel.: +49 6401 807-760...