KMB SMY133 Operating Manual
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KMB SMY133 Operating Manual

Multifunctional panel meter
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KMB systems, s.r.o.
Dr. M. Horákové 559, 460 06 Liberec 7, Czech Republic
tel. +420 485 130 314, fax +420 482 736 896
email : kmb@kmb.cz, internet : www.kmbsystems.eu
SMY133, SMY134, SMP133
Multifunctional Panel Meters
Operating Manual
Document
Release
Valid for versions
revision
date
hardware
bootloader
firmware
ENVIS
1.3
13.5.2020
2.6
4.0
3.0.35 / 3.6.4
1.8 / 1.9

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  • Page 1 KMB systems, s.r.o. Dr. M. Horákové 559, 460 06 Liberec 7, Czech Republic tel. +420 485 130 314, fax +420 482 736 896 email : kmb@kmb.cz, internet : www.kmbsystems.eu SMY133, SMY134, SMP133 Multifunctional Panel Meters Operating Manual Document Release Valid for versions...

  • Page 2: Table Of Contents

    SMY133-SMY134-SMP133 Operating Manual LIST OF CONTENTS 1. GENERAL................6 1.1 Differences between SMY133, SMY134 and SMP133................7 2. INSTALLATION..............8 2.1 Meaning of the symbols used on instrument..................8 2.2 Physical..............................8 2.3 Instrument Connection..........................9 2.3.1 Safety Grounding (SMP133 only)......................9 2.3.2 Power Supply............................10 2.3.3 Measured Voltages..........................
  • Page 3 SMY133-SMY134-SMP133 Operating Manual 4.2.12.2 Unlocking from the Instrument Panel..................21 4.2.12.3 Locking/Unlocking by the User Management................21 4.2.13 Instrument Information........................22 4.3 Description of Operation......................... 23 4.3.1 Method of Measurement........................23 4.3.1.1 Voltage Fundamental Frequency Measurement Method.............23 4.3.1.2 Voltage and Current Measurement Method.................23 4.3.1.3 Harmonics and THD Evaluation Method..................24...
  • Page 4 7.1.2.1.1 Communication Cable......................59 7.1.2.1.2 Terminating Resistors......................59 7.1.2.2 Ethernet (IEEE802.3) Interface....................59 7.2 Communication Protocols........................59 7.2.1 KMB Communications Protocol......................59 7.2.2 Modbus-RTU Communications Protocol.................... 60 7.2.3 M-Bus Communications Protocol......................60 7.3 Embedded Webserver..........................60 8. FIRMWARE EXTENSION MODULES......61...
  • Page 5 SMY133-SMY134-SMP133 Operating Manual 8.2 Ripple Control Signal Module......................... 61 8.3 General Oscillogram Module........................62 8.4 Modbus Master Module........................... 62 8.5 Ethernet-to-Serial Module........................63 8.6 UDP Push Module............................ 63 9. EXAMPLES OF CONNECTIONS........64 10. MANUFACTURED MODELS AND MARKING....72 11. TECHNICAL SPECIFICATIONS........73...

  • Page 6: General

    SMY133-SMY134-SMP133 Operating Manual 1. General Measurement & Evaluation • three measurement voltage inputs, star / delta / Aron connection • three/four measurement current inputs for CTs nominal secondary output of 5/1 A or 0.1 A • 10/12 periods evaluation cycle (200 ms at 50/60 Hz) •...

  • Page 7: Differences Between Smy133, Smy134 And Smp133

    SMY133-SMY134-SMP133 Operating Manual 1.1 Differences between SMY133, SMY134 and SMP133 SMY133 SMY134 SMP133 number of current inputs high – 17 current crest factor at I standard – 2.0 standard – 2.0 (for recording of transient events) measurement sampling stand. model : 6.4 / 5.76 kHz 25.6 / 23.04 kHz...

  • Page 8: Installation

    SMY133-SMY134-SMP133 Operating Manual 2. Installation 2.1 Meaning of the symbols used on instrument Warning – read operating manual ! AC – alternating voltage DC – direct voltage CE marking guarantees compliance with the European directives and regulations The instrument must not be disposed of in the normal unsorted municipal waste...

  • Page 9: Instrument Connection

    SMY133-SMY134-SMP133 Operating Manual The instrument’s position must be fixed with locks. Natural air circulation should be provided inside the distribution board cabinet and in the instrument’s neighbourhood no other instrumentation should be installed. Fig. 2.1b : Space around the Instrument Especially underneath the instrument, no other instrumentation that is source of heat should be installed or the temperature value measured may be false.

  • Page 10: Power Supply

    SMY133-SMY134-SMP133 Operating Manual For safety reasons, the instrument must be grounded before connection of other signals! 2.3.2 Power Supply The supply voltage (in range according technical specifications) connects to terminals AV1 (No. 9) and AV2 (10) via a disconnecting device (switch – see wiring diagram). It must be located at the instrument’s proximity and easily accessible by the operator.

  • Page 11: Voltage Type Current Inputs Instruments ( Models „X/333Mv" )

    SMY133-SMY134-SMP133 Operating Manual 2.3.4.2 Voltage Type Current Inputs Instruments ( Models „X/333mV“ ) The instruments are equipped with separate connectors for particular measuring current input. Each connector has three terminals. Function of the terminals is described in following table : “X/333mV“...

  • Page 12: Commissioning

    SMY133-SMY134-SMP133 Operating Manual 3. Commissioning 3.1 Setup When switching on the power supply, the instrument will display manufacturer's logo for short time and after that, one of actual data screen - for example the line-to-neutral voltages one - is displayed :...

  • Page 13: Setup Example

    SMY133-SMY134-SMP133 Operating Manual Instead the I –multiplier, the 0/20mA or the 4/20mA RCT- type can be set – see the RCM chapter below. • Nominal Frequency f - the parameter must be set in compliance with the measurement network nominal frequency to either 50 or 60 Hz, optionally to „DC-500“ (= Fixscan mode).
  • Page 14 SMY133-SMY134-SMP133 Operating Manual Now you can browse through displayed actual values with the and check if they correspond with reality. For proper CT connection checking, you can use phasor diagram screen. After measured quantities checked, other parameters (of RTC, averaging, remote communication etc.)

  • Page 15: Detailed Description

    SMY133-SMY134-SMP133 Operating Manual 4. Detailed Description 4.1 Basic Functions The instruments evaluate all of usual electric quantities like line-to-line and phase voltages, currents, active, reactive and apparent powers, power factors, voltage and current THDs and harmonic components, active and reactive energy, average power maximums, frequency etc. Furthermore, temperature is measured with built-in sensor.

  • Page 16: Main Menu

    SMY133-SMY134-SMP133 Operating Manual • … A1 and A2 alarm lights. After the bell icon, two targets represent actual state of the lights; the first one – A1 – is switched on on the example, the A2 is just switched off. This information appears only when either A1 or A2 function is set in the I/O management setup (see below).

  • Page 17: Electricity Meter

    SMY133-SMY134-SMP133 Operating Manual 4.2.5 Electricity meter In this data group you can check active & reactive energies registered in all quadrants. Next, maximum values of average three-phase active power including time stamps – so called maximum demands. For details see the chapter Embedded Electricity Meter.

  • Page 18: Power Quality & Voltage Events

    SMY133-SMY134-SMP133 Operating Manual 4.2.9 Power Quality & Voltage Events This data group is available when appropriate firmware module is installed only. On the first screen, there is “calendar” of power quality evaluation according the EN 50160 standard. Each day is marked with either depending on that if power quality during the day was in compliance with the standard or not.

  • Page 19: Instrument Settings ( Parameters )

    • Communication Address • Communication Rate …in Bauds (Bd) • Data Bits … including parity bits! Set to 8 for KMB-protocol; set to 9 when parity bit is used (Modbus-protocol, for example) • Parity …none/even/odd • Stop Bits … set to 1 (usually) Ethernet interface : •...

  • Page 20: Average Values Processing Setting

    SMY133-SMY134-SMP133 Operating Manual Daylight Saving … This option controls automatic winter/summer local time • switching Time Synchronization … • As the built-in real time circuit has limited accuracy while free running, with this option it is possible to keep the RTC time in synchronism with an external precise time source.

  • Page 21: Instrument Lock

    SMY133-SMY134-SMP133 Operating Manual 4.2.12 Instrument Lock To be protected against unauthorized changes or access, an instrument can be locked. You can lock the instrument in two different ways : • directly from the instrument panel • via a communication link with the ENVIS-DAQ program using so called user management...

  • Page 22: Instrument Information

    SMY133-SMY134-SMP133 Operating Manual So, when you want to change anything from the instrument panel, you must : 1. choose the user (Peter in our example) 2. enter the PIN corresponding this user in the user management setup For details see the application note No. 004 : Users, passwords and PINs.

  • Page 23: Description Of Operation

    SMY133-SMY134-SMP133 Operating Manual 4.3 Description of Operation 4.3.1 Method of Measurement The measurement consists of three processes being performed continuously and simultaneously: frequency measuring, sampling of voltage and current signals and evaluation of the quantities from the sampled signals. 4.3.1.1 Voltage Fundamental Frequency Measurement Method The voltage fundamental frequency is measured at the U1 voltage signal.

  • Page 24: Harmonics And Thd Evaluation Method

    SMY133-SMY134-SMP133 Operating Manual The data for the longer measurements are aggregated from these measurement cycles. Long time interval starts after the RTC tick occurrence at the beginning of the next measurement cycle time interval. This principle enables to configure other intervals up to 2 hours for datalogging purposes.
  • Page 25 SMY133-SMY134-SMP133 Operating Manual ∗I Apparent power : √ −P −Q Distortion power : Power factor : ∑ Three-phase active power: : ∑ Three-phase reactive power : ∑ Three-phase apparent power : √ Three-phase distortion power : −3 P −3 Q 3 D= ∑...

  • Page 26: Temperature

    SMY133-SMY134-SMP133 Operating Manual Fig. 4.20 : Identification of consumption- supply and the character of reactive power according to phase difference quadrant II quadrant I active power export active power import reactive power import reactive power import power factor capacitive (C) character power factor inductive (L) character ...

  • Page 27: Function

    SMY133-SMY134-SMP133 Operating Manual • variable frequency networks, such as output of frequency inverters The Fixscan mode is used to measure such networks. 4.3.1.6.1 Function The Fixscan mode is activated by setting the f parameter to "DC-500". The device then works as follows: •...

  • Page 28: Measured Values Evaluation And Aggregation

    SMY133-SMY134-SMP133 Operating Manual 4.3.2 Measured Values Evaluation and Aggregation As described above, measured values are evaluated according to IEC 61000-4-30 ed.2, based on continuous (gap-less), 10 / 12 mains cycles long intervals ( measurement cycle ) processing. Further aggregation of the actual values from this evaluation is used to obtain values for displaying and recording.

  • Page 29: Maximum And Minimum Average Values

    SMY133-SMY134-SMP133 Operating Manual Average values processing can be set independently for so called U/I -group, P/Q/S -group and optionally for the RCM-group of quantities.. Following table lists processed quantities of all of groups. Tab. 4.5 : Average Values Groups Average values group Averaged quantities “...

  • Page 30: Recorded Values Aggregation

    SMY133-SMY134-SMP133 Operating Manual 4.3.2.3 Recorded Values Aggregation All of measured and evaluated data can be optionally archived into the instrument's memory. The record period is presetable in a wide range and aggregated data are archived. The shortest aggregation interval is 0.2 s while the longest configurable interval is 2 hours. If aggregation interval below 1 minute is selected then evaluation is aggregated according to cycle count at actual frequency.

  • Page 31: Customizable Energy Screen

    SMY133-SMY134-SMP133 Operating Manual Fig. 4.28 : Electricity Meter Screen Map 2Q branch 4Q/T branch 4Q/L branch Scrolling down you can check these energies registered in individual tariff zones T1, T2 and T3. Finally, at the right branch 4Q/L you can browse through energies of individual phases L1, L2, L3 (for all three tariff zones).

  • Page 32: Recorded Values Of Energy Aggregation

    SMY133-SMY134-SMP133 Operating Manual For example, when you are interested in imported three-phase active energy registered since 11 o’clock of 5 June 2018, create such custom screen in the ENVIS-DAQ program, choose evaluation period to bookmark and set its date & time. Then desired screen appears in the main data group.

  • Page 33: Fixed Window Md Processing, Last Demand And Estimated Demand

    SMY133-SMY134-SMP133 Operating Manual After the MD average parameters set or registered MD values cleared, evaluation of demands starts from beginning. The demand values are temporary not available until the first averaging window expires. 4.3.3.2.1 Fixed Window MD Processing, Last Demand and Estimated...

  • Page 34: Embedded Auxiliary Voltage Backup (Smp 133 Only)

    SMY133-SMY134-SMP133 Operating Manual 4.4 Embedded Auxiliary Voltage Backup (SMP 133 only) Internal power supply of the SMP 133 instruments is equipped with the supercapacitor backup module. With this module, measurement core of the instruments can operate continuously even at short auxiliary power outages (see technical specifications for backup times).

  • Page 35: Residual Current Monitoring (Rcm)

    SMY133-SMY134-SMP133 Operating Manual 5. Residual Current Monitoring (RCM) Instruments equipped with residual current inputs can be used for residual current monitoring (RCM). The RCM can get early warning of measured network failures. The instruments measure alternating and pulsating direct residual currents according the A-type RCM specification as defined in the IEC 62020 standard.

  • Page 36: Special Rcts With Dc-Current Output

    SMY133-SMY134-SMP133 Operating Manual lower. Due to this, they are generally less resistant against overcurrents than the standard current inputs. Therefore, check possible worst conditions in the network and calculate maximum possible residual currents on the RCT output, both the permanent and the dynamic ones.Then compare them with maximum allowable static and dynamic currents of the instrument inputs that can be found in technical specifications.

  • Page 37: Rcm Setup & Presentation

    SMY133-SMY134-SMP133 Operating Manual Residual currents are marked IΔ and can be checked on the instrument display. When any of the RCM inputs is overloaded, the indicator flashes at the display upper right corner. Then set the CT –ratio in the Installation Setting group of parameters.

  • Page 38: Tips & Hints

    SMY133-SMY134-SMP133 Operating Manual If the 4-20mA RCT type is set, residual current value is marked as possible wrong and the indicator flashes at the display upper right corner as soon as the RCT secondary current drops below 3.8 mA, indicating wrong connection or possible damaged RCT .

  • Page 39: Inputs & Outputs

    SMY133-SMY134-SMP133 Operating Manual 6. Inputs & Outputs Instruments can be optionally equipped with a combination of outputs and inputs (see manufactured models marking below). Following I/O types are available : electromechanical relay digital output, referenced as ROx (x =output number) •...

  • Page 40: Connection Of The I/Os

    6.1 Connection of the I/Os The I/O connector is situated in the bottom right corner. Fig. 6.1 : SMY133/134 – Connectors Inputs & outputs are connected to terminals on a rear panel of an instrument according to the following tables.

  • Page 41: Digital Output (Do, Ro) Connection

    SMY133-SMY134-SMP133 Operating Manual W Models – I/O Connection terminal signal notes RO1 … RO1 digital output - RO1 & RO2 : electromechanical relays, bipolar - DI1 & DI2 inputs are unipolar RO2 … RO2 digital output - common pole of the DI1 & DI2 is negative (-) CO ….

  • Page 42: Digital Input (Di) Connection

    SMY133-SMY134-SMP133 Operating Manual 6.1.2 Digital Input (DI) Connection The input supposes a voltage signal of appropriate magnitude is connected (see technical specifications). The signal polarity for the „V“ and the „W“ models must be kept according the table above. For the RR/RI/II models, it is free.

  • Page 43: I/O Setup

    SMY133-SMY134-SMP133 Operating Manual 6.2 I/O Setup The inputs and outputs processing capabilities are very wide and it would be rather complicated to set it using the instrument panel. Therefore, you can set it only on a PC connected with a communication link only using the ENVIS-DAQ program.

  • Page 44: I/O Actions

    SMY133-SMY134-SMP133 Operating Manual The symbol is neither condition, nor operator nor an action – it is the button with which you can add conditions or actions into the clause. Even if no I/O action is set the I/O Management folder contains one empty clause “template“...

  • Page 45: Alarm Light (A)

    SMY133-SMY134-SMP133 Operating Manual 6.2.1.2 Alarm Light (A) Alarm lights A1, A2 can be set in the same way as digital outputs (see above) and used for indication of various events on the instrument display. 6.2.1.3 Pulse Output (PO) Any of digital outputs or alarm lights can be set as transmitting electricity meter. The frequency of generated impulses can be set depending on values of measured electric energy by the embedded electricity meter unit.

  • Page 46: Frequency Counter (Fc)

    SMY133-SMY134-SMP133 Operating Manual After the setup, if any change of the condition occurs, pulse of specified duration appears : • on the output set as On, when false-to-true change • on the output set as Off, when true-to-false change 6.2.1.5 Frequency Counter (FC) The digital input can be used for monitoring of a quantity depending on frequency or duty cycle of incoming pulses.

  • Page 47: Analog Input (Ai)

    SMY133-SMY134-SMP133 Operating Manual Fig. 6.7 : I/O Setup – PC Action Properties If the name is not defined, the quantity is referenced with its general name PCxx (when the xx is index corresponding digital input). 6.2.1.7 Analog Input (AI) For each of the analog inputs there must be specified : •...

  • Page 48: Send Message

    SMY133-SMY134-SMP133 Operating Manual Fig. 6.9 : I/O Setup – Analog Output Properties If the conversion ratio is defined with the 4/20 mA form, output current never drops under 4 mA – this minimum output current is kept even if corresponding control quantity is lower in order to supply possible passive receivers connected.

  • Page 49: Hour Meter (Hm)

    SMY133-SMY134-SMP133 Operating Manual Fig. 6.12 : Communication Setup Example for the Send Email Action 6.2.1.11 Hour Meter (HM) With the hour meter it is possible to measure duration of some events. Add the hour meter and enter its name – HX2, for example: Fig.

  • Page 50: Time Synchronization

    SMY133-SMY134-SMP133 Operating Manual 6.2.1.12 Time Synchronization Instruments that have internal real time counter (RTC) can be used for time synchronization of other instruments using this action. Select digital output where the synchronization pulse to be sent to and choose the transmitting period to PPS or PPM.

  • Page 51: Variable

    SMY133-SMY134-SMP133 Operating Manual Fig. 6.17 : I/O Setup – General Oscillogram Then, the oscillograms are recorded as soon as corresponding condition changes from false to true or the recording can be controlled by the condition value - see the application note General Oscillogram Firmware Module.

  • Page 52: I/O Conditions

    SMY133-SMY134-SMP133 Operating Manual Fig. 6.19 : I/O Setup – Condition Example of the Variable Action Then the variable is controlled by the condition and can be simply used in other clauses as another condition Var1 - see the chapter I/O Conditions below.

  • Page 53: Device State Condition

    SMY133-SMY134-SMP133 Operating Manual • Rule … specifies polarity of deviation between the control quantity and the preset limit value for true result of the condition • Limit Value … limit value of the control quantity – either in basic units or percent of nominal value (U •...

  • Page 54: Rcm Condition

    SMY133-SMY134-SMP133 Operating Manual 6.2.2.4 RCM Condition Instruments equipped with a residual current monitoring (RCM) inputs can be used for indication of network isolation state failures using this condition. Add the condition and check RCM currents IΔx to be monitored. Then set the residual current limit, polarity of deviation, actual/average current value evaluation, hysteresis and delay.

  • Page 55: I/O Actual Data Presentation

    SMY133-SMY134-SMP133 Operating Manual Fig. 6.25 : I/O Setup – Variable Condition Properties 6.3 I/O Actual Data Presentation 6.3.1 Digital and Analog I/O At the end of the actual data branch, the digital I/O actual state screen and, if set, the analog I/O state screen can be listed.

  • Page 56: Pulse Counters

    SMY133-SMY134-SMP133 Operating Manual 6.3.2 Pulse Counters If at least one pulse counter action is used in the I/O setup the pulse Fig. 6.32 : Pulse Counters counters screen can be listed in the electricity meter branch. Screen Example The table shows set pulse counters PC corresponding to digital inputs DI.

  • Page 57: Digital Input As Frequency Counter

    SMY133-SMY134-SMP133 Operating Manual 6.4.1.2 Digital Input as Frequency Counter 6.4.1.2.1 “Frequency” Mode The frequency counter operation is based on measurement of duration between last two pulses. After the instrument startup, the quantity value is set to zero until at least two pulses come. Then the counter value is evaluated periodically each measurement cycle (cca 0,2 s).

  • Page 58: Computer Controlled Operation

    SMY133-SMY134-SMP133 Operating Manual 7. Computer Controlled Operation Monitoring the currently measured values and the instrument setup can be done not only on the instrument panel but also using a local or remote computer connected to the instrument via a communication link. Such an operation is more comfortable, and it also allows you to use all the...

  • Page 59: Communication Cable

    SMY133-SMY134-SMP133 Operating Manual Tab. 6.1 : RS-485 Remote Communication Links Wiring COM1 interface COM2 interface terminal No. “RR / RI / II” “V / W / AA / AT” “V / W / AA / AT” signal models models models only...

  • Page 60: Modbus-Rtu Communications Protocol

    SMY133-SMY134-SMP133 Operating Manual 7.2.2 Modbus-RTU Communications Protocol For the chance of easier integration of the instrument to the user's program, the instrument is also equipped with the Modbus - RTU communications protocol. A detailed description of the communications records can be found in an appropriate manual.

  • Page 61: Firmware Extension Modules

    SMY133-SMY134-SMP133 Operating Manual 8. Firmware Extension Modules Standard firmware contains specific modules with additional functionality. To enable the modules they must be activated first. For activation code contact the supplier of your instrument or enquiry directly our sales department. 8.1 Power Quality Module Instruments with PQ module enabled do measure the power quality indices as required by EN 50160.

  • Page 62: General Oscillogram Module

    SMY133-SMY134-SMP133 Operating Manual 8.3 General Oscillogram Module This module extends the ability to record detailed oscilographic events into internal memory. For details, see the General Oscillogram Firmware Module application note. 8.4 Modbus Master Module This firmware extension adds capability to read out and record Modbus registers from slave units into the memory.

  • Page 63: Ethernet-To-Serial Module

    SMY133-SMY134-SMP133 Operating Manual 8.5 Ethernet-to-Serial Module The ES module uses device with multiple communication ports as a remote communication hub between Ethernet and the slave devices connected on one or more RS 485 channels. Data traffic from Ethernet is forwarded to the specific instruments and back in a transparent manner, which simplifies the overall system complexity.

  • Page 64: Examples Of Connections

    SMY133-SMY134-SMP133 Operating Manual 9. Examples of Connections SMY133 U 230 X/5A – Connection with 5A Nominal Output CTs TN-Network, Direct Star (“3Y”) Connection SMY133 U 230 X/333mV – Connection with 333 mV Nominal Output CTs...
  • Page 65 SMY133-SMY134-SMP133 Operating Manual SMY133 U 230 X/333mV – Connection with 333 mV Nominal Output Rogowski Current Sensors Equipped with Embedded Integrators SMY134 U 230 X/5A AA – Connection with 5A Nominal Output CTs & Residual Current Monitoring...
  • Page 66 SMY133-SMY134-SMP133 Operating Manual SMP133 S(L) 230 X/5A – Connection with 5A Nominal Output CTs TN-Network, Direct Star (“3Y”) Connection SMY133 ... X/5A – Voltage & Current Connection Examples TN Network IT Network Direct Delta (“3D”) Connection Direct Star (“3Y”) Connection...
  • Page 67 SMY133-SMY134-SMP133 Operating Manual TN Network IT Network Star (“3Y”) Connection via VT Direct Aron (“3A”) Connection IT Network IT Network Delta (“3D”) Connection via VT Delta (“3D”) Connection via VT (VT to Line-to-Neutral Primary Voltage) (VT to Line-to-Line Primary Voltage)
  • Page 68 SMY133-SMY134-SMP133 Operating Manual SMY133/134 ... – Power Supply Options Line-to-Line Voltage DC Power Supply Line-to-Neutral Voltage AC Power Supply AC Power Supply NOTE POLARITY MAXIMUM FREE AVAILABLE VOLTAGE !!! SMY133/134 ... RI – Digital I/O Connection Example...
  • Page 69 SMY133-SMY134-SMP133 Operating Manual SMY133/134, SMP133 ... V or W – Digital I/O Connection Example SMY133/134 … AA – I/O Connection Example 1 x Digital Input, 1 x RCM, 1 x 20 mA Analog Input...
  • Page 70 SMY133-SMY134-SMP133 Operating Manual SMY133/134 … AT – I/O Connection Example 1 x Digital Input, 1 x RCM, 1 x Pt100 Thermometer SMY133/134, SMP133 ... 4 – RS-485 Communication Link Connection...
  • Page 71 SMY133-SMY134-SMP133 Operating Manual Numbering of Terminals – Measuring & Power Supply Inputs signal terminal No. I11 (SI1*) 1 (62*) I12 (SG*) 2 (63*) I21 (SI2*) 3 (65*) I22 (SG*) 4 (66*) I31 (SI3*) 5 (68*) I32 (SG*) 6 (69*) I41 (SI4*)

  • Page 72: Manufactured Models And Marking

    SMY133-SMY134-SMP133 Operating Manual 10. Manufactured Models and Marking...

  • Page 73: Technical Specifications

    SMY133-SMY134-SMP133 Operating Manual 11. Technical Specifications Function Characteristics according to IEC 61557-12 Model „230 X/5A“, U = 230 V, I = 5 A Symbol Function Class Measuring range Notes SMY133 SMY134 SMP133 total effective power 0 ÷ 5400 W total reactive power 0 ÷...
  • Page 74 SMY133-SMY134-SMP133 Operating Manual Function Characteristics according to IEC 61557-12 = 100 / 230 / 400 V for model “100” / “230” / “400” Model „X/5A“, I = 5 A Symbol Function Class Measuring range Notes SMY133 SMY134 SMP133 total effective power 0 ÷...
  • Page 75 SMY133-SMY134-SMP133 Operating Manual Function Characteristics according to IEC 61557-12 = 100 / 230 / 400 V for model “100” / “230” / “400” Model „X/100mA“, I = 0.1 A Symbol Function Class Measuring range Notes SMY133 SMY134 SMP133 total effective power 0 ÷...
  • Page 76 SMY133-SMY134-SMP133 Operating Manual Instrument Characteristics according to IEC 61557-12 power quality assessment function PQI-S classification according to par. 4.3 direct voltage connection voltage connection via VT temperature according to par. 4.5.2.2 < 95 % - noncondensation conditions humidity + altitude according to par. 4.5.2.3 <...
  • Page 77 SMY133-SMY134-SMP133 Operating Manual Measured Quantities – Voltage *) Frequency – nominal frequency 50 / 60 Hz measuring range 40 ÷ 70 Hz measuring uncertainty ± 10 mHz Voltage model „100“ „230“ „400“ ) – rated voltage 57.7 ÷ 125 V 180 ÷...
  • Page 78 SMY133-SMY134-SMP133 Operating Manual Measured Quantities – Current *) model „X/5A“ „X/100mA“ „X/333mV“ ) – rated current 1 / 5 A 0.1 A I @ 333mV standard : 2.0 crest factor at I SMP : 17 measuring range standard 0.005 ÷ 7 A 0.001 ÷...
  • Page 79 SMY133-SMY134-SMP133 Operating Manual Measured Quantities – Power, Power Factor, Energy *) Active / Reactive Power, Power Factor (PF), cos φ ( P reference conditions “A” : ambient temperature ( t 23 ± 2 °C U, I U = 80 ÷ 120 % U , I = 1 ÷...
  • Page 80 SMY133-SMY134-SMP133 Operating Manual Instrument Auxiliary Power Supply Voltage „U“ „L“ „S“ model rated (nominal) auxiliary voltage range 110 ÷ 250 V 23 ÷ 68 V 12 ÷ 32 V aux. voltage range AC: f=40÷100 Hz; 100 ÷ 275 V 20 ÷ 50 V 10 ÷...
  • Page 81 SMY133-SMY134-SMP133 Operating Manual Residual Current / Analog Inputs mode of operation 20 mA DC measuring range 0.01 - 40 mA 0.02 - 22 mA residual operating current I Δn 0.1 - 30 mA setup range intrinsic uncertainty (t =23±2°C) +/- 0.1 % of rdg + +/- 0.02 % of rng temperature drift +/- 0.03 % of rdg + +/- 0.01 % of rng / 10°C...
  • Page 82 SMY133-SMY134-SMP133 Operating Manual Digital Outputs & Digital Inputs „R“-Type Outputs (relay) “RR / RI” / “R”-outputs “W”/ RO1-2 model / outputs type relay, N.O. contact load rating 250 V / 30 V , 4 A 30 V , 4 A „D“-Type Outputs (solid state, opto-MOS)
  • Page 83 Modbus RTU and TCP, Modbus Master (optional FW-module), WEB server, JSON, DHCP, SNTP SMY 133 : 6.4 kHz (5.76 kHz) sampling frequency 50 Hz (60 Hz) SMY133 G2, SMY134, SMP133 : 25.6 kHz (23.04 kHz) display colour TFT-LCD, 3.5” diagonal, 320x240 pixels protection class (IEC 60529)

  • Page 84: Maintenance, Service

    SMY133-SMY134-SMP133 Operating Manual 12. Maintenance, Service Instruments do not require any maintenance in their operation. For reliable operation it is only necessary to meet the operating conditions specified and not expose the instrument to violent handling and contact with water or chemicals which could cause mechanical damage.

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