![qeed - logo](https://img.directindustry.com/images_di/logo-p/L123523.gif)
Catalog excerpts
![POWER /ENERGY METER SINGLE PHASE AC/DC - RS485 MODBUS QI-POWER-485-300-LV - 1](https://img.directindustry.com/pdf/repository_di/123523/power-energy-meter-single-phase-ac-dc-rs485-modbus-qi-power-485-300-lv-1006302_1m.jpg)
POWER /ENERGY METER SINGLE PHASE AC/DC - RS485 MODBUS POWER SUPPLY 9...30 Vdc, protection against polarity reversal ABSORPTION < 1,3 W MEASUREMENT Irms, Vrms, Watt, VAR, VA, Vpk, Ipk, Frequency, Cosφ, Energy bidirectional, THD, min e MAX of each measure TYPE OF MEASURE RANGE The QI-POWER-485-300-LV is the LOW VOLTAGE version of the Single-phase Power meter QI-POWER-485, able to measure the RMS AC or DC Current and Voltage. On the RS485 Modbus are available: Irms, Vrms, Watt, VAR, VA, Vpk, Ipk, Frequency, Cosφ, Energy bidirectional and THD. The device is fully configurable by RS485, DIN rail mounting, 4 kV galvanic isolation for Voltage input. QI-POWER-485-300-LV ACCURACY @ 25°C UP TO 200Hz Voltage, Current, Active Power: < 0,5% F.S. Frequency: ± 0,1 Hz Energy: ± 1% of reading Vpeak, Ipeak: ± 5% F.S. POWER /ENERGY METER SINGLE PHASE AC/DC - RS485 MODBUS OUTPUT RS485 Modbus RTU BAUDRATE From 1.200 a 115.200 baud CREST FACTOR 1,4 (on current measurement) WORKING FREQUENCY DC or 1...400 Hz SAMPLING RATE 11 k samples per second INPUT IMPEDENCE 1 Mohm ± 1% STANDARDS CE EN61000-6-4/2006 + A1 2011; EN64000-6-2/2005; EN61010-1/2010 OVERVOLTAGE CATEGORY ISOLATION 3 kV on bare wire for Current measure. 4 kV for Voltage measure (reinforced insulation to power supply and serial output) PROTECTION INDEX IP20 TEMPERATURE COEFFICIENT < 200 ppm/°C WORKING TEMPERATURE -15...+65°C STORAGE TEMPERATURE -40°C... +85°C HUMIDITY 10...90% not condensing ALTITUDE Up to 2000 m s.l.m. DIMENSIONS 89,1 x 99,25 x 28,5 mm (terminal excluded) TERMINALS Removable terminals 3,5 mm, n°1 of 4 poles, n°2 of 2 poles WEIGHT 370 g FILLING Epoxy resin BOX MATERIAL PBT, grey LED N°1 yellow, power on fixed, data communication blinking DIP-SWITCH 2 poles MOUNTING Screw predisposition for vertical/horizontal mounting, DIN rail clips (included) for vertical/horizontal mounting. Suitable for measurements with varying frequencies (Wind, Hydro, Shipbuilding Industries, Aviation). DC Motor Control, Telecom applications, Data Centers, UPS, Batteries monitor.
Open the catalog to page 1![POWER /ENERGY METER SINGLE PHASE AC/DC - RS485 MODBUS QI-POWER-485-300-LV - 2](https://img.directindustry.com/pdf/repository_di/123523/power-energy-meter-single-phase-ac-dc-rs485-modbus-qi-power-485-300-lv-1006302_2m.jpg)
INSTRUCTION MANUAL MOUNTING: the Power Meter QI-POWER-485-300-LV can be mounted in any position (see photo below), horizontal or vertical mounting, horizontal or vertical through the two. REMARKS: ● Modbus connections: A+ and B- as per Modbus RTU standards; ● Modbus Register reference: with reference to the logical address, for ex. 40010, corresponds to physical address n°9 as per Modbus RTU standard; ● Modbus functions supported: 3 (Read multiple registers, max 100), 6 (Write single), 16 (Write multiple); INSTRUCTION MANUAL ● Any changes made by dip-switch required to switch off the power...
Open the catalog to page 2