Schneider Electric iEM3200 Meter status information, Snvt / Ucpt type Description, Alarm status

iEM3100 / iEM3200 / iEM3300 series user manual Communications via LonWorks

Meter status information

You can read the following network variables to obtain configuration and status information about the meter. For information on configuring the meter, see the sections on meter configuration properties and the LonWorks plug-in.

Network variable label	SNVT / UCPT type	Description
Basic information and meter configuration
nvoDateTime	SNVT_time_stamp	Meter date and time (DD/MM/YYYY hh:mm:ss)
nvoOpTimer	SNVT_count_32	Meter operation timer: the time in seconds since the meter was last
		powered up
System configuration information
		Power system configuration:
		0	= 1PH2W L-N
		1	= 1PH2W L-L
nciSystemType	SNVT_count	2	= 1PH3W L-L with N
		3	= 3PH3W
		11 = 3PH4W
		13 = 1PH4 wire multi L-N
nciWireNum	SNVT_count	Number of wires
		2, 3, 4
nciPhaseNum	SNVT_count	Number of phases
		1, 3
		Number of CTs
nciCtNum	SNVT_count	1, 2, 3
		NOTE: only applies to the iEM3275
		Number of VTs
nciVtNum	SNVT_count	0-10
		NOTE: only applies to the iEM3275
nciVtPrimary	SNVT_count_32	VT Primary
		NOTE: only applies to the iEM3275
nciVTSecondary	SNVT_count	VT Secondary
		NOTE: only applies to the iEM3275
nciCtPrimary	SNVT_count	CT Primary
		NOTE: only applies to the iEM3275
nciCtSecondary	SNVT_count	CT Secondary
		NOTE: only applies to the iEM3275
		VT connection type
nciVtConnType	SNVT_count	0	= Direct connection, no VTs
		1	= 3PH3W (2VTs)
		2	= 3PH4W (3VTs)
nciNominalFreq	SNVT_freq_hz	System frequency
		50, 60
Digital input configuration and status information
		Digital input control mode
		0	= Normal (input status)
nciDICtrMode	SNVT_count	2	= Multi Tariff control
		3	= Input metering
		5	= All partial energy reset (configure to reset all partial energy logs)
nciDIPulseConst	SNVT_count_32	Pulse constant (pulses/unit)
		Digital input status (only Bit 1 is used)
		0	= relay open
nvoDIStatus	SNVT_count	1	= relay closed
		NOTE: The information provided by this variable only applies if the
		digital input control mode is set to Input Status.
Alarm status
		Alarm status (only Bit 1 is used)
nvoAlmStatus	SNVT_count	0	= Alarm is inactive
		1	= Alarm is active

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