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8

Functionality

8.1

Measurement

The meter measures one phase active A with accuracy class B.

8.1.1

Instantaneous parameter measurements

The instantaneous values can be read out via RS485 interface.

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Voltage and current

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Power factor

●

Active power

●

Frequency

8.2

Fatal Error

The meter has implemented a self-monitoring system. If the meter recognizes improper op-
eration so that billing relevant values may not be used anymore, it displays “--FF--”. This sta-
tus will be indicated with current display items flashing (1Hz).

9

RS485 Interface & Registers

Default Modbus settings:

Baud rate = 9600 (settable)

Device Address = 1 (settable)

Parity = Even

Stop bit, parity bit and data bit can be configured via Modbus as 8E1, 8N1 or 8O1.

Registers are listed in document 9AKK107992A5721

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Содержание EV1

Страница 1: ...1 17 ENERGY METER EV1 User Manual EV1 User Manual Document ID 9AKK107991A9875 Revision C 2022 04 19 ...

Страница 2: ...document Copyrights This document and parts thereof must not be reproduced or copied without written permission from ABB S p A and the contents thereof must not be imparted to a third party nor used for any unauthorized purpose The software or hardware described in this document is furnished under a license and may be used copied or disclosed only in accordance with the terms of such license Copyr...

Страница 3: ... 1 8 Symbols 5 2 Technical data 7 2 1 Abbreviations 7 2 2 Technical specifications 7 2 2 1 Technical Standards 9 3 Dimension Assembling and Installation EV1 012 100 10 3 1 Assembling and dimensions 10 3 2 Installation 12 3 3 Protection Housing and sealing 13 4 Nameplate 14 5 LCD Display 15 6 Test LED 16 7 Components 16 7 1 Block diagram 16 8 Functionality 17 8 1 Measurement 17 8 1 1 Instantaneous ...

Страница 4: ... The conductors which are connected to the device must be disconnected to the mains during assembling and installation It must be used a prevention for be ing switched on accidentally The device is not allowed to be used out of specifications 1 3 Service and warranty instructions Damaged devices can t be repaired by you The warranty and liability will be terminated with opening the device The same...

Страница 5: ...ection between the product and your net work or any other network as the case may be and to establish and maintain appropriate measures such as but not limited to the installation of firewalls application of authentica tion measures encryption of data installation of antivirus programs etc to protect the me ter the network its system and interfaces against any kind of security breaches unauthor iz...

Страница 6: ...angerous situation which may lead to personal injuries or damage to properties Avoid dangerous situations Attention Attention indicates warnings which may lead to damage of properties if not observed Notice Notice indicates important information in the manual ...

Страница 7: ...tive power 2 2 Technical specifications Type One phase direct Voltage Nominal voltage Un 230 Vac Voltage range 0 8 1 15Un Frequency Nominal frequency fn 50 Hz Frequency range 0 98 1 02 fn Current Reference current Iref Ib 10 Itr 5 A Maximum current Imax 65A Minimum current Imin 0 25 A Starting current Ist 0 004 Ib Accuracy Cl B Class B in compliance with EN 50470 3 Measuring Active Energy Two Ener...

Страница 8: ...eration 30 C to 70 C Storage 40 C to 85 C Humidity 95 RH non condensing EMC Properties Isolation 4 kV AC 50 Hz 1min High Voltage 7kV Impulse 0 1 2000 µs Housing Dimension DIN Rail 86x35x62 mm Material fiber glass reinforced Polycarbonate flame resistant EN 62053 21 Class of protection II Degree of protection IP21 IP 51 in protective enclosure Weight Weight appr 0 13 kg Environment Mechanical envir...

Страница 9: ... AC Part 3 Particular requirement Static me ters for active energy class indexes A B and C EN 50022 Low voltage switchgear and control gear for industrial use mounting rails top hat rails 35 mm wide for snap on mounting of equipment IEC 62053 21 Static meters for active energy classes 1 and 2 IEC 62052 11 Electricity metering equipment AC General requirements tests and test con ditions part 11 met...

Страница 10: ...ation EV1 012 100 3 1 Assembling and dimensions The meter constructed for assembling on DIN rail TH 35 7 5 according to IEC 60715 1 Housing Nr Element 1 Meter Hook 2 LCD 3 DIN rail space 4 Meter cover 5 Meter case 6 Terminal Block with cover ...

Страница 11: ...11 17 2 Housing dimension mm 3 Terminal block ...

Страница 12: ...Terminal screw Torque M Nm 1 Current In L1 1 6 3 5 6 L W M4 Pozidrive PZ1 Philips PH1 1 2 Nm M 1 5Nm 2 Current Out L1 3 3 Voltage 4 Data Interface 1 RS485 Interface B 22 5 0 x 3 2 L W M3 Pozidrive PZ1 Philips PH1 0 5Nm M 0 7Nm 2 RS485 Interface A 23 Warning The requirements of the net provider need to be full filled Selective hedges must be used according to requirements of the net providers ...

Страница 13: ...ue depends on the type of used lines and the maximum current 3 3 Protection Housing and sealing As indicated in image 1 the cover of the terminal blocks can be sealed after installation The assembled meter base and meter cover will be protected against unauthorized opening with a manufacturer label format 8x20 mm corner radius 0 5 mm on both sides of the hous ing Important Warranty and accuracy ar...

Страница 14: ...ion 1 Sealing terminal cover 2 Manufacture year 3 Technical nominal data 4 LCD 6 digits without decimal 5 Serial number number and barcode 128 6 LED test LED 1000 Imp kWh 7 Symbols single phase protection class reverse locking 8 Meter type EV1 012 100 ...

Страница 15: ...D size 24 39mm 9mm Digit size 2 72mm 6mm 6 EV1 LCD The counter value of energy for A is displayed On the right side the unit kWh is printed on the housing Configurable display items Modbus Address Register Units LCD displayed 5B14 Active power W yes 5B00 Voltage V yes 5B0C Current A yes 5B2C Frequency Hz yes 5B3A Power factor yes 0402 Serial number yes 8908 Firmware version yes 8912 Check Sum yes ...

Страница 16: ...voltage sampling A D Input I V 7 Block diagram Current measuring Manganin shunt Voltage measuring Resistor divider A D Analog to digital converter for the sampled voltage and cur rent MCU Micro Controller Unit Communication interface RS485 Interface Data storage EV1 Nonvolatile storage for energy register A and meter parame ter in EEPROM Display EV1 LCD with 6 digits LED Pulse output Active energy...

Страница 17: ...r The meter has implemented a self monitoring system If the meter recognizes improper op eration so that billing relevant values may not be used anymore it displays FF This sta tus will be indicated with current display items flashing 1Hz 9 RS485 Interface Registers Default Modbus settings Baud rate 9600 settable Device Address 1 settable Parity Even Stop bit parity bit and data bit can be configu...

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