RS-485 Hookup Diagram 2 wire Half Duplex Detail View | GE EPM 5200

CHAPTER 4: COMMUNICATION INSTALLATION

	RS-485 Hookup Diagram (2 wire) Half Duplex: Detail View
		RS-485	RS-485
		Communications	Communications
		Port	Port
		Model#	Model#
		SF485DB	SF485DB
		G R+ T+ R- T-	G R+ T+ R- T-
		RT
RS	RS
-232	-485	T-
		R-
		T+
		T+
		R+
		Gnd
		(-)
	UNICOM 2500	(+)
	UNICOM 2500
	(Bottom View Shown)

Figure 4.4: 2-Wire RS-485 Communication Connection Installation half duplex, detail view

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EPM 5000 series Advanced Power Meters

GE Multilin

Image 24

GE EPM 5200, EPM 5300, EPM 5350 instruction manual RS-485 Hookup Diagram 2 wire Half Duplex Detail View

Contents

Digital Multifunction Power Monitors EPM 5200, 5300Page Table of Contents SET LIMITS/RELAYS ModeREFERENCE………………81 Chapter AC Power Measurement Single Phase System Three-Phase System Relationship between apparent, real Reactive power Consumption, Demand and Poor Power Factor Poly Phase System 1 Delta, 2 Wye Waveform and Harmonics Sinusoidal Waveform a sin ω ⋅ tTotal Harmonic Distortion THD Chapter Mechanical Installation Diagram 2.1 Standard installation Port Chapter Electrical Installation Connecting the Current CircuitCT Connection Helpful Debugging Tools Connecting the Voltage Circuit Connection to the Main Power SupplyElectrical Connection Installation Control Power Option Suffix Current List of Connection Diagrams 2L1 IV. Three-Phase Four-Wire Wye with Direct Voltage and CTs Three Phase Four-Wire Wye with CT and PTsLine Back View Load VI. Single Phase with CT and PT Connection EPM 5300P-S VII. Dual-Phase with CTs and PTs VIII. Three-Phase Four-Wire WYE with 2.5 Element Relay, Protection and Pulse Output EPM 5300P Relay OverviewRelays & 1 KYZ Pulse Output -NL Option Decimal Point Placement Change in Level KW/MW Standard Rate Table for WattsKYZ Pulse Outputs NL2 Option Voltage 9999.0 Units W Hour 999.9 99.99 KYZ Relay Connection for -NL2 Option Chapter Communication Installation RS-232CRS-485 Connection for DB-9 Female RS-485 Hookup Diagram 2 wire Half Duplex RS-485 Hookup Diagram 2 wire Half Duplex Closed Loop RS-485 Hookup Diagram 2 wire Half Duplex Detail View RS-485 Hookup Diagram 4 wire Full Duplex RS-485 Hookup Diagram 4 wire Full Duplex Detail View Bottom View Shown Network of Instruments and Long Distance Communication Computer Modem Connected to Computer Originate Modem Programming the Modem Debugging Communication Problems Communication Installation Power A, B, C Chapter Overview Accessing the Power Functions Accessing Voltage and Current PhasesAccessing %THD Functions Viewing Individual Phase Indication for Power Functions Step Resetting Values Unprotected Reset Protected Reset Resetting Hour Readings Accessing the LM1/LM2 Set Limits Voltage Phase Reversal and Imbalance Phase Reversal Phase ImbalanceThis display Press and hold down Indicates a Voltage Access Modes Appears, confirming a successful print commandPrint Operating Data Press and hold Press Amps until a Appears Accessing Firmware Version/LED Test Step Press and hold PHASE/NEXT Press Amps until 4 appearsPrint Programming Data Step General Procedure Switch PacksChapter Programming Overview Groups Functions Packs Programming Mode Data Entry Standard Numeric Data Entry Chapter EPM 5200P Feature 5300P 5200P 5350P EPM 5300P vs. EPM 5200P vs. EPM 5350P5300P 5200P 5350P Chapter Entering Programming Mode Checksum Error-Protective Self-Checking AlgorithmsPassword Entry Entering Programming Mode Entering Programming Mode Chapter Programming Group 0 Global Meter Setup Group 0, Function 0-The Integration IntervalFunction Function Group 0, Function 1-The Meter Address Group 0, Function 2-BAUD Rate Group 0, Function 3-System Configuration Group Function Pack Pack Switch Feature Segment Position Down +PF Open Delta System Installation Programming Modbus Plus CapabilityPrinting Option Disabling Prevents Group 0, Function 3-Programming Procedure To change the System Configuration Switch Settings Relay Mode Switch DescriptionSwitch C Description Definitions Programming Steps Group 0-FUNCTION Number Description04.P Controls Relay 05.P Controls Relay 2 and 3 if NL4 To change the Relay Mode to either Fail-safe or Reset Group and Function Number Description To change Time Delays To program Relay Group 0, Function 6-KYZ Parameter Selection Parameter Description Selection KYZ Pulse KYZ Pulse Value 06PValue PER PER Watt Hour FSW=9.999 Situation 3 FSW=99.99 Situation 4 FSW=9.999 Group 0, Function 7-Number of Phases Standard Factory SET-UP is THREE-PHASE FOUR-WIRE Formulas Group and Function Number To change the Full Scale Settings Voltage Full Scale Press Volts to move decimal point Press Amps to store Group 1, Function 1-Amperage Full Scale CT T YPE Full Scale Step Press Amps to begin Data Entry Sequence FSV=480 FSA=1000 a FSW one phase=480 V ⋅ 1000 a Example 2 480/120 PT, 1000/5 CTExample 3 14.4 KV/120, 1000/5 CT FSV=14.40 KV FSA=1000 a To change the scale factor setting for wattage Programming Group Chapter Programming Group 2-METER Calibration Calibration RequirementsHigh End Calibration-Volts AN, BN, CN High End Calibration-Amps A, B, C Voltage Range Input Source Group 2 Value To change the calibration high end-Functions 0 For Amps Low End Function Press MAX/MIN/LIMITS to end calibration procedure Time Delays & Relay Mode Chapter Groups 4, 5 and 6-SET Limits and RelaysExample of LM1/LM2 SET Limits Trip Relay Group 4, Functions 0-3-LM1/LM2 Set Limits Group 4 Programming Format for Limit Condition Group 5, Functions 0-7-LM1/LM2 Set Limits There are 3 Switches to SET with Limits Digit Up Digit Down 0120 LM1 LM2 Switch Value LED ABOVE/BELOW Relay Programming Group 6, LM1/LM2 Set Limits Limits or Relays Programming Procedure LM1 LED LM2 LED Switch Level ABOVE/BELOW RelayDigit Up Digit Down 012.0 Digit Down Digit Up 009.0 Press Amps once to Disable the Limit Follow this step for Disabling Limits See to Exit Phase Reversal and Phase Imbalance ∃TRIP Relay 1 %TRIP Relay 2 &LEVEL ∋ENABLE/DISABLE Group 7, Function 0-Voltage Phase Reversal Detection Voltage Phase Reversal DetectionVoltage Phase Imbalance To change the phase reversal setting Group 7, Function 1-Percentage Voltage Phase Imbalance To change the percentage voltage phase imbalance See to Exit Chapter Exiting Programming Mode Exiting Programming Mode Entering the Programming Mode Chapter Programming Quick ReferenceData Entry Sequence Programming Groups Group 0-Global Meter Setup Reserved Switches Group 1 Full Scale Setup Group 2 CalibrationGroup 3 Calibration Ratios Group 4 Volt/Current Limits Group 5 Power Function Limits Group 6 THD LimitsGroup 7 Imbalance/Reversal Limits Group 8 DC output Calibration KEY Designations Programming Quick Reference Chapter Ethernet Option Ethernet Module Ethernet Option Setup Description LED Functions Default IP Address Setting the IP AddressNetwork Port Login AutoIP Network Configuration ARP on WindowsTelnet to Port Configuration Parameters Baud Rate GE Multilin