POWER NETWORK METER WITH ETHERNET DAISY CHAIN AND MQTT (IIoT), BACNET/IP OR MODBUS TCP/IP PROTOCOLS -1-

POWER NETWORK METER WITH ETHERNET DAISY CHAIN AND MQTT (IIOT), BACNET/IP OR MODBUS TCP/IP PROTOCOLS FEATURES • Measurement of 54 power network parameters, including current and voltage harmonics up to 63rd in 1-phase 2-wire or 3-phase 3 or 4-wire balanced and unbalanced systems. • Ethernet Daisy Chain Topology. • Programmable choice of communication protocols: MQTT, BACnet / IP lub MODBUS TCP/IP. • Modern and user-friendly BACnet/IP interface. • High accuracy class (0.2S for active energy). • Graphical color display: LCD 3.5’’ typu TFT, 640 x 480 pixels, fully configurable by a user. • 14 predefined...

POWER NETWORK METER WITH ETHERNET DAISY CHAIN AND MQTT (IIOT), BACNET/IP OR MODBUS TCP/IP PROTOCOLS MEASUREMENT AND VISUALIZATION OF POWER NETWORK PARAMETERS • • • • • • • • • • • • phase voltages: U1, U2, U3 phase-to-phase voltages: U12, U23, U31 phase currents I1, I2, I3 active phase powers: P1, P2, P3 reactive phase powers: Q1, Q2, Q3 apparent phase powers: S1, S2, S3 active power factors: PF1, PF2, PF3 reactive/active power factors: tgj1, tgj2, tgj3 active, reactive and apparent 3-phase power: P, Q, S mean 3-phase power factors: PF, tgj frequency f mean 3-phase voltage: US mean phase-to-phase...

POWER NETWORK METER WITH ETHERNET DAISY CHAIN AND MQTT (IIOT), BACNET/IP OR MODBUS TCP/IP PROTOCOLS MEASURING RANGE Measured value tr_I - Current transformer ratio = Transformer primary current / Current transformer secondary current tr_U - Voltage transformer ratio = Transformer primary voltage / Voltage transformer secondary voltage

POWER NETWORK METER WITH ETHERNET DAISY CHAIN AND MQTT (IIOT), BACNET/IP OR MODBUS TCP/IP PROTOCOLS EXTERNAL FEATURES Readout field graphic color display LCD TFT 3,5’’ , 640 x 480 pixels Overall dimensions Protection grade from frontal side: IP65 from terminal side: IP20 Input signal 0...0.1...1.2 In; 0.1…0.2...1.2 Un for current, voltage, PFi, tgji Power factor Preheating time Ambient temperature without condensation Operating position External magnetic field Short-term overload Admissible crest factor RATED OPERATING CONDITIONS Supply voltage Power consumption Additional error (in % of the...

POWER NETWORK METER WITH ETHERNET DAISY CHAIN AND MQTT (IIOT), BACNET/IP OR MODBUS TCP/IP PROTOCOLS DISPLAING OF MEASUREMENT PARAMETERS up to 10 programmable screens (8 parameters per page); ability to change color for all screens Available colors for digital indications: two screens dedicated to harmonics; indication of individual harmonic for voltages and currents (up to 51st); bargraph presentation for all harmonics with zoom function presentation in the form of analog meter view with min/max preview for display value and zoom function Contracted power representation (Max Demand) in W, kW...

POWER NETWORK METER WITH ETHERNET DAISY CHAIN AND MQTT (IIOT), BACNET/IP OR MODBUS TCP/IP PROTOCOLS easy to use and intuitive menu; information bar with status of: phase sequence, alarm outputs, temperature measurements, archiving and memory, Ethernet and RS-485 interfaces, time and date *- available depending on the ND31PLUS version METER CONFIGURATION WITH FREE eCON SOFTWARE ability to configure and update ND31 with free eCon software (via RS-485 or Ethernet interface) REMOTE READOUT OF PARAMETERS THROUG ETHERNET: WWW SERVER, FTP WEB server for remote reading of current measurement data; FTP...

POWER NETWORK METER WITH ETHERNET DAISY CHAIN AND MQTT (IIOT), BACNET/IP OR MODBUS TCP/IP PROTOCOLS ORDERING CODE Meter ND31PLUS 2 relays, 1 analog output (0–20 mA), 2 Pt100 inputs, RS485, dual-port Ethernet, internal file system memory. Input voltage (phase/phase-to-phase) Un: 3 x 57.7/100 V, 3 x 230/400 V Language Polish/English Acceptance tests without additional quality requirements with an extra quality inspection certificate with an extra calibration certificate acc.to customer’s request* Version standard custom-made* * only after agreeing with the manufacturer ORDERING EXAMPLE, the code...