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POWER / ENERGY METER SINGLE PHASE
AC/DC TRMS - RS485 MODBUS
QI-POWER-485
QI-PO
WER-485
PO
WER / ENER
GY ME
TER SINGLE PHASE
AC/DC TRMS - RS485 M
ODB
U
S
QI-POWER-485
Aug 2014
POWER SUPPLY
9...30 Vdc, Protection against
polarity reversal and overtemperature.
ABSORPTION
< 1,3 W
MEASUREMENT
Irms, Vrms, Watt, Var, Va, Vpk, Ipk,
Frequency, Cosφ, Energy bidirectional, THD, min and
MAX of each measure.
TYPE OF MEASURE
TRMS or DC
RANGE
Current: Up to 50 A AC/DC
Voltage: up to 800 V AC or 1000V DC
ACCURACY
Voltage, Current, Active Power : <
0,5% F.S.
Frequency :
+/- 0,1 Hz
Energy :
+/- 1% of reading
Vpeak, I peak:
+/- 5% f.s.
OUTPUT
RS485 Modbus RTU
BAUDRATE
from
1200...115200 Baud
CREST FACTOR
1,8 (on current measurement)
WORKING FREQUENCY
DC or 1...400 Hz
SAMPLING RATE
11k 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
Cat III up to 600V ; Cat II
up to 1000V
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
46,1x 63x 26,4 mm (terminal excluded)
TERMINALS
Removable terminals 3,5mm, n°1 4
poles, n°2 2 poles
WEIGHT
80 g.
FILLING
Epoxy Resins
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.
The
QI-POWER-485
is a
Single-phase Power meter
able to measure
the
TRMS AC/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,
4kV galvanic isolation for Voltage input
.
The smallest Energy meter of the market !
Strengths:
• TRMS Measure, THD available;
• 0,5 % Accuracy;
• RS485 Modbus integrated;
• Bidirectional Energy metering;
• Din rail mounting in both side;
• OEM’s design, low cost;
• Fully configurable by free interface software
FACILE QI-POWER-485
• Bootloader for updating firmware
• Available Measure register: MSW first, LSW
first or hundredts