background image

CET Inc. 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 

 

 

 

 

 

 

 

 

 

 

 

Limited warranty

 

CET  offers  the  customer  a  minimum  of  12-month  functional  warranty  on  the 
device  for  faulty  parts  or  workmanship  from  the  date  of  dispatch  from  the 
distributor. This warranty is on a return to factory for repair basis.   

CET does not accept liability for any damage caused by device malfunctions. CET 
accepts no  responsibility for  the suitability of the  device  to the application for 
which it was purchased.   

Failure to install, set up or operate the device according to the instructions herein 
will void the warranty.   

Only CET’s duly authorized representative may open your device. The unit should 
only be opened in a fully anti-static environment. Failure to do so may damage 
the electronic components and will void the warranty. 

Summary of Contents for PMC-T402

Page 1: ...PMC T402 Temperature Iresidual Monitor User Manual Version V1 0 November 09 2017...

Page 2: ...the right to make changes without notice Please consult CET or your local representative for the latest product specifications DANGER This symbol indicates the presence of danger that may result in se...

Page 3: ...normal operation of the device 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...

Page 4: ...for any damage caused by device malfunctions CET accepts no responsibility for the suitability of the device to the application for which it was purchased Failure to install set up or operate the devi...

Page 5: ...pply Wiring 15 Chapter 3 Front Panel 16 3 1 LED Indicator 16 3 2 Buttons 16 3 3 LED Display 17 3 3 1 LED Display Symbols 17 3 3 2 LED Testing 17 3 3 3 Default Display 17 3 3 4 Data Display 18 3 3 5 SO...

Page 6: ...CET Inc 6 5 6 Device Information 30 Appendix A Technical Specifications 31 Appendix B Standards of Compliance 32 Appendix C Ordering Guide 33 Contact us 34...

Page 7: ...tion Monitoring for Industrial or Commercial facilities Industrial and Commercial Electrical Power System AC Low Voltage Distribution System Condition monitoring of electrical equipment 1 2 Features E...

Page 8: ...Modbus RTU protocol 1 3 Getting more information Additional information is available from CET via the following sources Visit www cet global com Contact your local representative Contact CET directly...

Page 9: ...l that have the appropriate training and experience with high voltage and current devices The monitor must be installed in accordance with all local and national electrical codes During the operation...

Page 10: ...CET Inc 10 2 2 Dimensions 2 2 1 Main Unit Figure 2 2 Main Unit Dimensions 2 2 2 Terminal Figure 2 3 Terminal Dimensions...

Page 11: ...2 8 1 5 4 5 kgf cm M2 5 3 9 lb in 2 TCn 3 IRn 4 Power Supply 6 0 x 6 0 1 0mm2 2 5mm2 14AWG 22AWG 6 0 kgf cm M3 5 2 lb in Table 2 1 Terminal Dimensions 2 2 3 Residual Current CTs PMC MIR 46 160A 46mm F...

Page 12: ...in a dry environment with no dust and kept away from heat radiation and electrical noise source The PMC T402 supports two installation modes Panel mount and DIN Rail mount Panel Installation steps o R...

Page 13: ...that the DIN rail and the adapter are already in place o Remove the installation clips from the PMC T402 o Fit the PMC T402 through the adapter as shown in Figure 2 10 o Re install the installation cl...

Page 14: ...e following figure illustrates the RS 485 connections on the PMC T402 Figure 2 11 RS 485 Connections 2 5 Digital Output Wiring The following figure illustrates the Digital Output connections on the PM...

Page 15: ...owing figure illustrates the Temperature Input connections on the PMC T402 Figure 2 14 Temperature Input Connections Notes 1 The alarming feature of the Temperature measurement is disabled by default...

Page 16: ...s 3 2 Buttons Buttons Data Display Mode Setup Configuration Mode Alarm Fault Mode Diag Pressing this button scrolls to the next available parameter or menu item If the selected parameters is a numeric...

Page 17: ...shows the special LED display symbols Label Description A B C D E F G H I J K L M N O P Q R S T U V W Y 0 1 2 3 4 5 6 7 8 9 Table 3 3 LED Display Segments 3 3 2 LED Testing Pressing Diag button for on...

Page 18: ...iag button When there is an Alarm or a Fault event The Front Panel displays the Alarm Fault channel and the detailed information The Alarm buzzer would sound The correspond IRn TCn LED indicator and A...

Page 19: ...ng a parameter to change Press Diag or Mute to scroll to the desired sub menu or parameter Press Enter to select the sub menu or parameter Once a parameter has been selected its value will blink 3 Cha...

Page 20: ...CET Inc 20 3 4 2 Setup Menu Figure 3 5 Setup Menu...

Page 21: ...s 0s DO Set DO parameter do DO pulse width 0 to 6000 x0 1 s 1 0s RES FP Set other Alarm parameters TCCP Enable RTD Compensation2 0 OFF 1 ON 1 TCTH Temperature threshold3 0 to 45 C 0 C IRTH Residual Cu...

Page 22: ...the error if the length of the wire exceeds 3m 3 When the measurements of the Residual Current or Temperature are less than the Residual Current or Temperature Threshold the measurements will be disp...

Page 23: ...as an early warning system to alert users of potential safety hazards as well as the health of the electrical system The PMC T402 s Residual Current inputs are required to be paired with CET s PMC MIR...

Page 24: ...ion 2 2 4 and Appendix A for its dimensions and specifications The Temperature Setpoint parameters can be programmed via the Front Panel or through the communications Setup Parameter Definition Defaul...

Page 25: ...rated over communications via our free PMC Setup software or PecStar iEMS Integrated Energy Management System The Remote Control has a higher priority than the Alarm Output meaning that even if the DO...

Page 26: ...9 RO Reserved UINT16 40010 RO Global Fault Alarm Status8 UINT16 40011 RO DO Status9 UINT16 40012 RO IR1 RMS 10 UINT16 x10 mA 40013 RO IR2 RMS 10 UINT16 40014 RO IR3 RMS 10 UINT16 40015 RO IR4 RMS 10 U...

Page 27: ...lt Bit 15 Global Alarm 1 if there is either an IRn or TCn Alarm Warning 9 For the DO Status register the bit value of B0 represents the status of DO with 1 meaning Active Closed and 0 meaning Inactive...

Page 28: ...500 mA 51012 RW IR1 Alarm Time Delay UINT16 0 to 20s 5s 51013 RW IR1 Warning Level UINT16 0 1 to 0 8 0 6 Event Classification Sub Classification Event Value Description 1 1 Reserved 2 Reserved 3 1 0...

Page 29: ...INT16 45 to 140 C 100 C 51042 RW TC3 Alarm Time Delay UINT16 0 to 40s 0s 51043 RW TC3 Warning Level UINT16 0 1 to 0 8 0 6 51044 RW TC3 Warning Time Delay UINT16 0 to 40s 0s 51045 RW TC4 Setpoint UINT1...

Page 30: ...NT16 60068 60124 WO Reserved UINT16 60125 WO Buzzer Mute UINT16 60126 WO System Self Diagnostic UINT16 60127 WO Clear SOE UINT16 60128 WO Arm Reset Alarm Fault Register UINT16 60129 WO Execute Reset A...

Page 31: ...idity Atmospheric Pressure Pollution Degree 25 C to 70 C 40 C to 85 C 5 to 95 non condensing 70 kPa to 106 kPa II Mechanical Characteristics Mounting Unit Dimensions IP Rating Panel or DIN Rail 72 L 7...

Page 32: ...2001 Level III Radiated Fields IEC 61000 4 3 2006 Level 10V m Fast Transients IEC 61000 4 4 2004 Level III Surges IEC 61000 4 5 2005 Level III Conducted Disturbances IEC 61000 4 6 1995 Level III Magne...

Page 33: ...CET Inc 33 Appendix C Ordering Guide...

Page 34: ...ntact us CET Inc 8 F Westside Building 201 Terra Industrial Tradepark Che Gong Miao Shenzhen Guangdong P R China 518040 Tel 86 755 8341 5187 Fax 86 755 8341 0291 Email support cet global com Web www c...

Reviews: