Related Manuals for EET PMC-220
Summary of Contents for EET PMC-220
- Page 1 PMC-220 Single-Phase Multifunction Meter User Manual Version: V1.06 March 19, 2025...
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Page 2: Standards Compliance
CET Electric Technology This manual may not be reproduced in whole or in part by any means without the express written permission from CET. The information contained in this manual is believed to be accurate at the time of publication; however, CET assumes no responsibility for any errors which may appear here and reserves the right to make changes without notice. - Page 3 CET Electric Technology DANGER Failure to observe the following instructions may result in severe injury or death and/or equipment damage. ➢ Installation, operation and maintenance of the meter should only be performed by qualified, competent personnel that have the appropriate training and experience with high voltage and current devices.
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Page 4: Limited Warranty
CET Electric Technology Limited warranty ➢ CET offers the customer a minimum of 12-month functional warranty on the meter for faulty parts or workmanship from the date of dispatch from the distributor. This warranty is on a return to factory for repair basis. ➢... -
Page 5: Table Of Contents
CET Electric Technology Table of Contents Chapter 1 Introduction ..........................5 1.1 Overview ............................ 5 1.2 Features ............................5 1.3 Applications ..........................5 1.4 Getting more information ......................6 Chapter 2 Installation ..........................7 2.1 Appearance ..........................7 2.2 Unit Dimensions ......................... 7 2.3 Terminal Dimensions ........................ -
Page 6: Chapter 1 Introduction
RS-485 network to an Integrated Energy Management System such as PecStar® iEMS. The PMC-220 comes standard with one Front Panel LED Pulse Output and one Solid State Pulse Outputs for kWh and kvarh pulsing. Energy Pulse Outputs are typically used for accuracy testing. Energy pulsing can be enabled via communications or through the Front Panel. -
Page 7: Getting More Information
CET Electric Technology 1.4 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 via email or telephone... -
Page 8: Chapter 2 Installation
Chapter 2 Installation Caution Installation of the PMC-220 should only be performed 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. -
Page 9: Terminal Dimensions
RS-485 (3.9 lb-in) Table 2-1 Terminal Dimensions 2.4 Mounting The PMC-220 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 ▪... -
Page 10: Input Wiring
Figure 2-5 Input connections 2.6 RS-485 Wiring The PMC-220 provides one standard RS-485 port and supports the Modbus RTU protocol. Up to 32 devices can be connected on a RS-485 bus. The overall length of the RS-485 cable connecting all devices should not exceed 1200m. -
Page 11: Chapter 3 Front Panel
Data Display mode. 3.3 Display Screen Types The PMC-220 has a default display which can be set as one of two modes: Fixed mode which displays kWh Imp. statically and Energy Auto-Scroll mode which displays kWh Imp., kWh Exp., kvarh Imp., kvarh Exp. -
Page 12: Setup Configuration Via The Front Panel
CET Electric Technology In Data Display mode, pressing the <▼> button scrolls to the next parameter while pressing the <↩> button toggles among Basic Measurements, Energy Measurements, Running Hour and Programming Counters. Figure 3-2 Measurements Screen 3.4 Setup Configuration via the Front Panel Pressing the <↩>... -
Page 13: Setup Menu
CET Electric Technology ▪ 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. ▪ Press the <↩> button for two seconds to exit the Setup Configuration mode. 3.4.2 Setup Menu Figure 3-3 Setup Menu 3.4.3 Configuration... - Page 14 CET Electric Technology Configuration PULSE Energy Pulsing Enable Energy Pulsing NO/P/Q Backlight Enable Enable LCD Display backlight YES/NO CLR EN Clear Energy Clear Energy YES/NO CLR RT~ Clear Running Hour Clear device operating time YES/NO Clear FP Counter and Comm. CLR CnT* Clear Counter YES/NO...
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Page 15: Chapter 4 Modbus Map
This chapter provides a complete description of the Modbus register map (Protocol Version 1.3) for the PMC-220 to facilitate the development of 3 party communications driver for accessing information on the PMC-220. The PMC-220 supports the following Modbus functions: 1) Read Holding Registers (Function Code 0x03) 2) Preset Multiple Registers (Function Code 0x10) For a complete Modbus Protocol Specification, please visit http://www.modbus.org. -
Page 16: Device Setup
4.4 Time There are two sets of Time registers supported by the PMC-220 - Year / Month / Day / Hour / Minute / Second (Register # 60000 to 60002) and UNIX Time (Register # 60004). When sending time to the PMC- 220 over Modbus communications, care should be taken to only write one of the two Time register sets. -
Page 17: Clear Control
9825 Serial Number UINT32 Table 4-8 Meter Information Note: 1) The Meter Model appears in registers 60200 to 60219 and contains the ASCII encoding of the string “PMC-220” as shown in the following table. Register Value(Hex) ASCII 60200 0x50 60201... -
Page 18: Appendix A Technical Specifications
CET Electric Technology Appendix A Technical Specifications Measurement Inputs (L, N, L’, N’) Voltage (Un) 220VAC 230VAC 240VAC Overrange (% Un) 120% 115% 110% Range (V) 95-264VAC Current (Ib/Imax) 5A/63A Starting Current (Ist) 0.4% Ib (0.02A) Minimum Current (Imin) 5% Ib (0.25A) Burden <2VA Frequency... -
Page 19: Appendix B Standards Compliance
CET Electric Technology Appendix B Standards Compliance Safety Requirements EN 61010-1: 2010 + A1: 2019 CE LVD 2014 / 35 / EU EN 61010-2-030: 2010 Insulation IEC 62052-31: 2015 AS 62052.31: 2017 + A1: 2021 NMI M6-1 AC Voltage 4kV @ 1 minute Impulse voltage 12kV+0%, -15%, 1.2/50µs (NMI M6-1) Electrical Safety in Low Voltage Distribution... -
Page 20: Appendix C Ordering Guide
CET Electric Technology Appendix C Ordering Guide... -
Page 21: Contact Us
CET Electric Technology Contact us CET Electric Technology Inc. Support@cet-global.com Email: www.cet-global.com Web:...
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