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CET PMC-230 User Manual Download Page 15

CET Electric Technology

 

 

8

 

 

3.5 

Setup Configuration via the Front Panel

 

Pressing the 

<

  

>

 button for two seconds enters the 

Setup Configuration

 mode where the setup parameters can 

be changed. Upon completion, pressing the 

<

  

>

 button for two seconds returns to the 

Data Display

 mode.

 

3.5.1 

Function of buttons

 

The two Front Panel buttons take on different meanings in the 

Setup Configuration 

mode and are described 

below:

 

<

  

>

:

 

Pressing this button for two seconds toggles between 

Data Display

 mode and 

Setup Configuration

 

mode. Once  inside  the 

Setup Configuration

  mode  and  at  the  main  menu, pressing  this  button 

selects a parameter for modification. Once selected, the parameter value blinks while it’s being 
changed. If the selected parameter is a numeric value, pressing this button shifts the cursor to the 
left by one position. When the cursor has reached the left-most digit, pressing this button again 
will save the new setting into memory. The parameter will also stop blinking once the value has 
been saved.

 

<

▼

>

:

 

Before an item is selected, pressing this button scrolls to the next setup parameter. If the selected 
parameter is a numeric value, pressing this button increments  the selected digit. If the selected 
parameter  is  an  enumerated  value,  pressing  this  button  scrolls  through  the  enumerated  list. 
Pressing the 

<

↩

> 

button will save the current enumerated value. 

 

Making setup changes: 

 

▪

 

Press the 

<

  

>

 button for two seconds to enter the 

Setup Configuration

 mode.

 

▪

 

Press the 

<

▼

> button to advance to the Password page.

 

▪

 

A correct password must be entered before changes are allowed. The factory default password is zero. Press 
the 

<

▼

>

 button to select the parameter for modification. Use the 

<

▼

>

 and 

<

  

>

 buttons to enter the correct 

password.

 

▪

 

Use the 

<

▼

>

 button to scroll to the desired parameter.

 

▪

 

Press the 

<

  

>

 button to select the parameter. Once selected, the parameter value will blink.

 

▪

 

Use the 

<

  

>

and 

<

▼

>

 buttons to make modification to the selected parameter.

 

▪

 

Pressing the 

<

  

>

 button for two seconds to exit the 

Setup Configuration

 mode.

 

 

Summary of Contents for PMC-230

Page 1: ...PMC 230 Single Phase Multifunction Meter User Manual Version V1 0 June 29 2020 ...

Page 2: ...make changes without notice Please consult CET or your local representative for latest product specifications Standards Compliance DANGER This symbol indicates the presence of danger that may result in severe injury or death and permanent equipment damage if proper precautions are not taken during the installation operation or maintenance of the device CAUTION This symbol indicates the potential o...

Page 3: ...on During normal operation of the meter hazardous voltages are present on its terminal strips and throughout the connected potential transformers PT and current transformers CT PT and CT secondary circuits are capable of generating lethal voltages and currents with their primary circuits energized Follow standard safety precautions while performing any installation or service work i e removing PT ...

Page 4: ...es not accept liability for any damage caused by meter malfunctions CET accepts no responsibility for the suitability of the meter to the application for which it was purchased Failure to install set up or operate the meter according to the instructions herein will void the warranty Only CET s duly authorized representative may open your meter The unit should only be opened in a fully anti static ...

Page 5: ...assword NER National Electricity Rules NMI National Measurement Institute PF Power Factor PPS Pulse Per Second RMS Root Mean Square RTC Real Time Clock SCADA Supervisory Control And Data Acquisition SOE Sequence of Events T1 to T4 Tariff 1 to Tariff 4 THD Total Harmonics Distortion TOU Time of Use UL Underwriters Laboratories Inc WAGES Water Air Gas Electricity and Steam ...

Page 6: ...onfigurations 10 Chapter 4 Applications 11 4 1 Inputs and Outputs 11 4 1 1 Digital Inputs 11 4 1 2 Energy Pulse 1 PPS Output 11 4 1 3 Disconnect Relay 11 4 2 Metering 11 4 2 1 Basic Measurements 11 4 2 2 Energy Measurements 11 4 2 3 Demands 11 4 2 4 Harmonics 12 4 3 Logs 12 4 3 1 Monthly Energy Log 12 4 3 2 SOE Log 13 4 3 3 Data Recorder Log 13 4 4 Time of Use TOU 14 Chapter 5 Modbus Map 15 5 1 Ba...

Page 7: ...c 21 5 8 2 Seasons 22 5 8 3 Daily Profile 22 5 8 4 Alternate Days 23 5 9 Data Recorder Setup 23 5 10 Time 24 5 11 Remote Control 25 5 12 Clear Reset Control 25 5 13 Meter Information 25 Appendix A Technical Specification 27 Appendix B Standards of Compliance 28 Appendix C Ordering Guide 29 Contact us 30 ...

Page 8: ...lowing is a list of typical applications for the PMC 230 DIN rail mount energy metering Industrial Commercial and Utility Substation Metering Building Factory and Process Automation Sub metering and Cost Allocation NMI compliant Energy Management Contact CET Technical Support at support cet global com should you require further assistance with your application 1 2 Features Ease of Use Easy to read...

Page 9: ...ly logs of kWh kvarh Imp Exp and kVAh as well as kWh kvarh Imp Exp and kVAh per Tariff SOE Log 32 events time stamped to 1ms resolution Communications Optically isolated RS 485 port at 1200 to 19 200 bps Modbus RTU protocol with configurable password protection Real time Clock Battery backed RTC 6ppm 0 5s day Battery Life 10 years System Integration Supported by our PecStar iEMS and PMC Setup Easy...

Page 10: ...formed by qualified competent personnel that have the appropriate training and experience with high voltage and current devices The meter must be installed in accordance with all local and national electrical codes During the operation of the meter hazardous voltages are present at the input terminals Failure to observe precautions can result in serious or even fatal injury and equipment damage ...

Page 11: ... View Side View Bottom View 2 4 Installations The PMC 230 should be installed in a dry environment with no dust and kept away from heat radiation and electrical noise source Installation steps Before installation make sure that the DIN rail is already in place Move the installation clip at the back of the PMC 230 downward to the unlock position Mount the PMC 230 on the DIN rail Push the installati...

Page 12: ...verter with optically isolated outputs and surge protection should be used The following figure illustrates the RS 485 connections on the PMC 230 Figure 2 5 RS 485 Wiring 2 6 Digital Input The following figure illustrates the Digital Input connections Figure 2 6 Digital Input 2 7 Pulse Output The following figure illustrates the Solid State Relay connections for Energy Pulsing on the PMC 230 when ...

Page 13: ...communications 3 1 2 LCD Display Symbols The following figure shows the LCD display symbols based on Figure 3 2 LCD Display Symbols 3 2 LCD Testing Pressing both the and the buttons simultaneously for 2 seconds enters the LCD Test mode During testing all LCD segments are illuminated and will blink on and off three times before returning to the Data Display mode 3 3 Display Modes The PMC 230 has a ...

Page 14: ...tric Technology 7 3 4 Data Display In Data Display mode pressing the button scrolls to the next parameter while pressing the button toggles among Energy Real time Data and Counter menus Figure 3 3 Data Display ...

Page 15: ...in will save the new setting into memory The parameter will also stop blinking once the value has been saved Before an item is selected pressing this button scrolls to the next setup parameter If the selected parameter is a numeric value pressing this button increments the selected digit If the selected parameter is an enumerated value pressing this button scrolls through the enumerated list Press...

Page 16: ...CET Electric Technology 9 3 5 2 Setup Menu Figure 3 4 Setup Menu ...

Page 17: ...iod 0 60 min 5 min LEd LED Energy Pulsing Configure LED Energy Pulsing OFF kWh kvarh kWh do DO Energy Pulsing Configure DO Energy Pulsing OFF kWh kvarh kWh CLr En Clear Energy Clear All Energy YES No No CLr dMd Clear Demand Clear All Demand YES No No CLr DI Clear DI Clear All DI counters YES No No Clr oT Clear Operating Time Clear running hours for device YES No No CLr SoE Clear SOE Clear SOE Yes ...

Page 18: ...ed from the Front Panel or through communications The Pulse Constant is fixed at 1000 impulses per kWh or kvarh If the DO Energy Pulsing do parameter is disabled the PMC 230 will output a 1PPS signal with a pulse width of 500ms 0 5ms at the Energy Pulse Output terminals E E for the accuracy testing of its internal clock 4 1 3 Disconnect Relay The PMC 230 comes standard with one internal Disconnect...

Page 19: ... RMS value and the numerator represents the RMS value of the harmonics from 2nd to 8th 4 3 Logs 4 3 1 Monthly Energy Log The PMC 230 stores the monthly energy data for thepresent month and the last 12 months The Monthly Energy Log Self Read Time setup parameter allows the user to specify the time and day of the month for the Recorder s self read operation via communications The Monthly Energy Logs...

Page 20: ...16 14 Parameter 1 to 16 See Table 5 28 Data Recorder Parameters See Table 5 27 Data Recorder Setup Table 4 4 Data Recorder Setup The Data Recorder Log is only operational when the values of Trigger Mode Recording Depth Recording Interval and Number of Parameters are all non zero The Recording Offset can be used to delay the recording by a fixed time from the Recording Interval For example if the R...

Page 21: ...ded into a maximum of 8 periods in 15 min intervals Up to 12 Daily Profiles can be programmed for each TOU schedule 1 to 12 the first period starts at 00 00 and the last period ends at 24 00 Season A year can be divided into a maximum of 4 seasons Each season is specified with a Start Date and ends with the next season s Start Date 1 to 4 starting from January 1st Alternate Days A day can be defin...

Page 22: ... UINT32 0048 RO Data Recorder Log Pointer4 UINT32 Table 5 1 Basic Measurements Notes 1 The FP Counter and Comm Counter will be incremented every time some important setup parameters which may affect the accuracy of Energy registers and DI Pulse Counters or the way they are calculated are changed via the Front Panel or communications respectively The FP Counter is incremented every time a relevant ...

Page 23: ...s Register Property Description Format Scale Unit 0500 RW kWh Import INT32 x0 01 kWh 0502 RW kWh Export INT32 0504 RW kvarh Import INT32 kvarh 0506 RW kvarh Export INT32 0508 RW kVAh INT32 kVAh 0510 RW kWh Import of T1 INT32 kWh 0512 RW kWh Export of T1 INT32 0514 RW kvarh Import of T1 INT32 kvarh 0516 RW kvarh Export of T1 INT32 0518 RW kVAh of T1 INT32 0520 0538 INT32 kWh 0540 RW kWh Import of T...

Page 24: ...86 RO kWh Export INT32 0988 RO kvarh Import INT32 kvarh 0990 RO kvarh Export INT32 0992 RO kVAh INT32 kVAh 0994 RO kWh Import of T13 INT32 kWh 0996 RO kWh Export of T13 INT32 0998 RO kvarh Import of T13 INT32 kvarh 1000 RO kvarh Export of T13 INT32 1002 RO kVAh of T13 INT32 kVAh 1004 1022 RO INT32 1024 RO kWh Import of T43 INT32 kWh 1026 RO kWh Export of T43 INT32 1028 RO kvarh Import of T43 INT32...

Page 25: ...into the buffer from memory 5 6 3 SOE Log The SOE Log Pointer points to the register address within the SOE Log where the next event will be stored The following formula is used to determine the register address of the most recent SOE event referenced by the SOE Log Pointer value Register Address 10000 Modulo SOE Log Pointer 1 32 8 Register Property Description Format 10000 10007 RO Event 1 See Ta...

Page 26: ...lear Historical Monthly Energy Log via Comm 23 0 0 Clear Present Monthly Energy via Comm 24 0 0 Clear All Energy Logs via Comm 25 0 0 Clear Max Demand of This Month via Comm 26 0 0 Clear All Demand via Comm 27 0 0 Clear All Data via Comm 28 0 0 Clear SOE via Comm 29 0 0 Clear All DI Counters via Comm 30 0 X 1 to 3 Clear DIx Counter via Comm 31 0 0 Clear Operating Time via Comm 32 0 0 Factory Resto...

Page 27: ...minutes 2 There are two ways to calculate THD THDf where I1 represents the amplitude of the fundamental component and In represents the amplitude of the nth harmonic THDr where the denominator represents the total RMS value and the numerator represents the RMS value of the harmonics from 2nd to 8th 3 The Self Read Time applies to the Max Demand Log and supports the following three options A zero v...

Page 28: ...COM Port Data Format UINT16 0 8N2 1 8O1 2 8E1 3 8N1 Table 5 18 Communication Setup 5 8 TOU Setup 5 8 1 Basic Register Property Description Format Range Default 7000 RO Current Tariff1 UINT16 0 T1 1 T2 2 T3 3 T4 7001 RO Current Season UINT16 0 to 3 Season 1 to 4 7002 RO Current Period UINT16 0 to 7 Period 1 to 8 7003 RO Current Daily Profile UINT16 0 to 11 Daily Profile 1 to 12 7004 RO Current Day ...

Page 29: ... terminates the TOU s Season settings All subsequent Seasons setup parameters will be ignored since the previous Season s duration is from its Start Date to the end of the year 3 The Start Date of a particular Season must be later than the previous Season s 5 8 3 Daily Profile The PMC 230 has two sets of Daily Profile setup parameters one for each TOU Register Address Property Description Format 7...

Page 30: ...Table 5 26 2 RW Alternate Day 1 Daily Profile UINT16 0 to 11 3 RW Alternate Day 2 Date UINT32 See Table 5 26 5 RW Alternate Day 2 Daily Profile UINT16 0 to 11 6 RW Alternate Day 3 Date UINT32 See Table 5 26 8 RW Alternate Day 3 Daily Profile UINT16 0 to 11 9 RW Alternate Day 4 Date UINT32 See Table 5 26 11 RW Alternate Day 4 Daily Profile UINT16 0 to 11 12 RW Alternate Day 5 Date UINT32 See Table ...

Page 31: ...2 I Float 11 kvarh Export INT32 20 kW Max Demand Float 3 Freq Float 12 kVAh INT32 21 kvar Max Demand Float 4 kW Float 13 U Demand Float 22 kVA Max Demand Float 5 kvar Float 14 I Demand Float 23 Disconnect Relay Status INT32 6 kVA Float 15 kW Demand Float 24 DI1 Counter INT32 7 PF Float 16 kvar Demand Float 25 DI2 Counter INT32 8 kWh Import INT32 17 kVA Demand Float 26 DI3 Counter INT32 Table 5 28 ...

Page 32: ... WO Clear Real Time Energy2 9602 WO Clear Present Monthly Energy Log 9603 WO Clear All Energy3 9604 WO Clear Setup Counters4 9605 WO Clear Max Demand Log of This Month5 9606 WO Clear All Demand6 9607 WO Clear Device Operating Time 9608 WO Clear SOE 9609 WO Clear DI1 Pulse Counter 9610 WO Clear DI2 Pulse Counter 9611 WO Clear DI3 Pulse Counter 9612 WO Clear All DI Pulse Counters 9613 WO Clear Data ...

Page 33: ...te Day UINT16 60225 9825 RO Serial Number UINT32 Table 5 32 Meter Information Note 1 The Meter Model Appears from registers 60200 to 60219 and contains the ASCII encoding od the string PMC 230 as shown in the following table Register Value Hex ASCII 60200 0x50 P 60201 0x4D M 60202 0x43 C 60203 0x2D 60204 0x32 2 60205 0x33 3 60206 0x30 0 60207 60219 0x20 Null Table 5 33 ASCII Code for PMC 230 ...

Page 34: ...ance 1000MΩ 500VDC SSR Pulse Output E E Type Optically Isolated Solid State Relay Max Load Voltage 80 VDC Max Forward Current 50 mA Maximum Wire Size 1 5 mm2 16AWG Torque for E E Terminals 0 45 N m Communications D D RS 485 Modbus RTU Optically isolated 5kVrms Maximum Wire Size 1 5mm2 16AWG Torque for RS 485 Terminals 0 45 N m Digital Inputs DI1 DI2 DI3 DIC Type Dry Contact 12VDC internally wetted...

Page 35: ...Electromagnetic Compatibility EMC 2014 30 EU EN 61326 2013 Electrostatic discharge EN 61000 4 2 2009 Radiated fields EN 61000 4 3 2006 A1 2008 A2 2010 Fast transients EN 61000 4 4 2012 Surges EN 61000 4 5 2014 A1 2017 Conducted disturbances EN 61000 4 6 2014 Magnetic Fields EN 61000 4 8 2010 V Dips Interruptions Variations EN 61000 4 11 2004 A1 2017 Mechanical Tests Spring hammer test IEC 62052 11...

Page 36: ...CET Electric Technology 29 Appendix C Ordering Guide ...

Page 37: ...CET Electric Technology 30 Contact us CET Electric Technology Inc Email Support cet global com Web www cet global com ...

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