voltage curveSinusoidal or distorted
number of keys4
mounting positionvertical
installation depth51 mm
product brand nameSENTRON
degree of pollution2
product designationMeasuring device for power system quality measurement
supply voltage at AC95 ... 250 V
width of the display72 mm
design of the displaycolor graphics TFT
height of the display54 mm
transfer rate maximum100 000 kbit/s
transfer rate minimum10 000 kbit/s
digital output versionswitching or pulse output function
number of digital inputs2
product type designation7KM PAC4220
type of switching outputelectronic, passive
number of digital outputs2
suitability for operationInstallation in stationary panels in closed rooms
design of the power supplyWide-range power supply
standard for pulse emitteraccording to IEC62053-31
display contrast adjustableYes
transfer rate 1 for Ethernet10 Mbit/s
transfer rate 2 for Ethernet100 Mbit/s
design of the switching inputelectronic, passive
adjustable time period minimum10 ms
size of Power Monitoring Devicesize 96
protection class IP on the frontIP65
type of measured value detectioncomplete
fastening method DIN-rail mountingNo
protection class IP of the terminalIP20
type of voltage of the supply voltageAC/DC
color of the background of the displaywhite
measuring category for digital signalsCATIII
property of the output short-circuit proofYes
reference condition for metering accuracyaccording to IEC61557-12
internal resistance at the digital outputs30 Ω
measuring category for current measurementCATIII
measuring category for voltage measurementCAT III
illuminance of display backlight adjustableYes
input voltage at digital input at DC maximum30 V
switching frequency at digital output maximum20 Hz
apparent power consumption of the power supply9 VA
zero point suppression for current measurement0 ... 10 %
number of interfaces according to Fast Ethernet2
protocol at the Ethernet interface is supportedMODBUS TCP
operating resource protection class when installedII
type of electrical connection at the digital inputsscrew-type terminals
national language on the display screen is supportedger, en, fr, spa, ita, por, tur, rus, chi, pol
type of electrical connection at the digital outputsscrew-type terminals
installation altitude at height above sea level maximum2 000 m
certificate of suitability as EC Declaration of ConformityYes
type of electrical connection of the fast Ethernet interface2 x RJ45
operating voltage as output voltage at DC maximum permissible30 V
operating conditions for digital inputs external voltage supplyYes
current measuring range extension with external current transformersYes
voltage measuring range extension with external voltage transformersYes
measurable supply voltage between (PE)N and L at AC maximum rated value400 V
relative humidity at 25 °C without condensation during operation maximum75 %
time-controlled reduction of the illuminance of display backlight possibleYes
operating mode for measured value detection automatic line frequency detectionYes
measurable supply voltage between the line conductors at AC maximum rated value690 V
line conductors and neutral conductors internal resistance for voltage measurement1.62 MΩ
