Rockwell Automation Publication 1420-UM001E-EN-P - March 2016 69
Technical Specifications Appendix B
kWh pulsating 0.001 kWh/kVARh by pulse if the Ct ratio by VT ratio is ≤ 7
0.01 kWh/kVARh by pulse if the Ct ratio by VT ratio is ≥7.1 ≤ 70.0
0.1 kWh/kVARh by pulse if the Ct ratio by VT ratio is ≥70.1 ≤700.0
1 kWh/kVARh by pulse if the Ct ratio by VT ratio is ≥700.1 ≤ 7000
10 kWh/kVARh by pulse if the Ct ratio by VT ratio is ≥7001 ≤ 70.00k
100 kWh/kVARh by pulse if the Ct ratio by VT ratio is >70.01k
Max frequency: 16 Hz, according to EN50470-1
Rear position Status Indicators
On the base Green as power-on
On communication modules Two status indicators: one for TX (green) and one for RX (amber)
Key-pad For variable selection, programming of the instrument working parameters, ‘dmd’, ‘max’, total energy, and partial energy
Reset
Table 40 - Display, Status Indicators, and Commands
Attribute Value
Table 41 - Main Functions
Attribute Value
Password Numeric code of max four digits; two protection levels of the programming data
1st level Password ‘0’, no protection
2nd level Password from 1…9999, all data are protected
System selection
System 3P.n unbalanced load 3-phase (4-wire Wye)
System 3P unbalanced load 3-phase (3-wire) Delta
Three currents and three line-to-line voltage measurements
For ARON connection, two currents (with special wiring on screw terminals) and three line-to-line voltage
measurements.
System 3P.1 balanced load 3-phase (3-wire), one current and three line-to-line measurements.
3-phase (4-wire), one current and three line-to-neutral voltage measurements.
System 3P.2 balanced load 3-phase (2-wire), one current and one line-to-neutral (L1) voltage measurement
System 2P 2-phase (3-wire) Split-phase
System 1P 1-phase (2-wire) Single phase
Transformer ratio
VT (PT) 1.0…999.9 / 1000…9999
CT 1.0…999.9 / 1000…9999 (up to 50 kA in case of CT with 5 A secondary current)
Filter
Operating range Selectable from 0…100% of the input display scale
Filtering coefficient Selectable from 1…256
Filter action Measurements, analog signal retransmission, serial communication (fundamental variables: V, A, W, and their derived
ones)
Displaying
Number of variables Up to five variables per page. See Front Panel Features
on page 11. Seven different set of variables available according to
the application being selected. See Display Features on page 13
Backlight The backlight time is programmable from 0 (always on) to 255 minutes
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