
7
IR420-D4_D00037_02_M_DEEN / 07.2016
ISOMETER® IR420-D4
Technische Daten IR420-D4..
Isolationskoordination nach IEC 60664-1/IEC 60664-3
Bemessungsspannung ........................................................................................................... 250 V
Bemessungs-Stoßspannung / Verschmutzungsgrad ........................................................ 4 kV / 3
Sichere Trennung (verstärkte Isolierung) zwischen:
............................................................... (A1, A2) - (L1, L2, E, KE, T/R) - (11-12-14) - (21-22-24)
Spannungsprüfung nach IEC 61010-1 ................................................................................... 2,2 kV
Versorgungsspannung
IR420-D4-1:
Versorgungsspannung Us.............................................................. AC 16…72 V / DC 9,6…94 V
Frequenzbereich Us............................................................................................. 42…460 Hz / DC
IR420-D4-2:
Versorgungsspannung Us.................................................................................. AC/DC 70…300 V
Frequenzbereich Us............................................................................................... 42…460 Hz, DC
Eigenverbrauch ..................................................................................................................... ≤4 VA
Überwachtes IT-System
Netznennspannung Un............................................................................................. AC 0… 300 V
Nennfrequenz fn.......................................................................................................... 42…460 Hz
Ansprechwerte
Ansprechwert Ran1 (ALARM 1) .................................................................................... 1…200 kΩ
Ansprechwert Ran2 (ALARM 2) .................................................................................... 1…200 kΩ
Preset-Funktion:
Un≤72 V: Ran1 (ALARM 1)/ Ran2 (ALARM 2) .......................................................... 20 kΩ / 10 kΩ
Un>72 V: Ran1 (ALARM 1)/ Ran2 (ALARM 2) .......................................................... 46 kΩ / 23 kΩ
Ansprechabweichung (1…5 kΩ) / (5…200 kΩ) ........................................... ±0,5 kΩ
/
±15 %
Hysterese (1…5 kΩ) / (5…200 kΩ) ............................................................... +1 kΩ
/
+25 %
Zeitverhalten
Ansprechzeit tan bei RF= 0,5 x Ran und Ce= 1 μF................................................................. ≤1 s
Anlaufverzögerung t .......................................................................................................... 0…10 s
Ansprechverzögerung ton .................................................................................................. 0…99 s
Messkreis
Messspannung Um.................................................................................................................. ±12 V
Messstrom Im(bei RF= 0Ω)............................................................................................ ≤200 μA
Innenwiderstand DC Ri........................................................................................................ ≥62 kΩ
Impedanz Zibei 50 Hz......................................................................................................... ≥60 kΩ
Zulässige Fremdgleichspannung Ufg ............................................................................. ≤DC 300 V
Zulässige Netzableitkapazität Ce.......................................................................................... ≤20 μF
Anzeigen, Speicher
Anzeige ......................................................................... LC-Display, multifunktional, unbeleuchtet
Anzeigebereich Messwert.......................................................................................... 1 kΩ…1 MΩ
Betriebsmessabweichung (1…5 kΩ) ............................................................................... ±0,5 kΩ
Betriebsmessabweichung (5 kΩ…1 MΩ) .......................................................................... ±15 %
Passwort ...................................................................................................................... off / 0…999
Fehlerspeicher (Alarmrelais) ................................................................................................ on / off
Eingänge
Leitungslänge externe Test- / Reset-Taste ......................................................................... ≤ 10 m
Schaltglieder
Anzahl .............................................................................................................. 2 (Wechsler K1, K2)
Arbeitsweise ........................................................................................... Ruhestrom / Arbeitsstrom
Elektrische Lebensdauer bei Bemessungsbedingungen .................................. 10000 Schaltspiele
Kontaktdaten nach IEC 60947-5-1
Bemessungsbetriebsspannung AC ....................................................................... 230 V....... 230 V
Gebrauchskategorie AC ........................................................................................ AC 13....... AC 14
Bemessungsbetriebsstrom AC ................................................................................. 5 A............ 3 A
Bemessungsbetriebsspannung DC ................................................... 220 V....... 110 V.......... 24 V
Gebrauchskategorie DC ..................................................................... DC 12....... DC 12....... DC 12
Bemessungsbetriebsstrom DC ........................................................... 0,1 A........ 0,2 A............ 1 A
Mindeststrom ..............................................................................................1 mA bei AC/DC ≥10 V
Technical data IR420-D4..
Insulation coordination acc. to IEC 60664-1/IEC 60664-3
Rated insulation voltage........................................................................................................... 250 V
Rated impulse voltage / Pollution degree............................................................................. 4kV / 3
Protective separation (reinforced insulation) between:
..............................................................(A1, A2) - (L1, L2, E, KE, T/R) - (11, 12, 14) - (21, 22, 24)
Voltage test acc. IEC 61010-1 ................................................................................................ 2.2 kV
Supply voltage
IR420-D4-1:
Supply voltage Us........................................................................... AC 16…72 V / DC 9.6…94 V
Frequency range Us............................................................................................. 42…460 Hz / DC
IR420-D4-2:
Supply voltage Us.............................................................................................. AC/DC 70…300 V
Frequency range Us.............................................................................................. 42…460 Hz, DC
Power consumption.............................................................................................................. ≤4 VA
IT System being monitored
Nominal system voltage Un...................................................................................... AC 0… 300 V
Nominal frequency fn.................................................................................................. 42…460 Hz
Response values
Response value Ran1 (ALARM 1)............................................................................. 1 kΩ…200 kΩ
Response value Ran1 (ALARM 2)............................................................................. 1 kΩ…200 kΩ
Preset function:
Un≤72 V: Ran1 (ALARM 1)/ Ran2 (ALARM 2) ........................................................... 20 kΩ / 10 kΩ
Un>72 V: Ran1 (ALARM 1)/ Ran2 (ALARM 2) ........................................................... 46 kΩ / 23 kΩ
Operating error (1…5 kΩ) / (5…200 kΩ) ......................................... ±0.5 kΩ
/
±15 %
Hysteresis (1…5 kΩ) / (5…200 kΩ) .................................................................. +1 kΩ
/
+25 %
Time response
Response time tan at RF= 0,5 x Ran and Ce= 1 μF ................................................................ ≤1 s
Starting delay t ................................................................................................................... 0…10 s
Response delay ton ..............................................................................................................0…99 s
Measuring circuit
Measuring voltage Um............................................................................................................ ±12 V
Measuring current Im(RF= 0Ω)...................................................................................... ≤200 μA
Internal d.c. resistance Ri...................................................................................................... ≥62 kΩ
Internal impedance Zi(50 Hz) ............................................................................................. ≥60 kΩ
Admissible extraneous d.c. voltage Ufg ......................................................................... ≤DC 300 V
System leakage capacitance Ce............................................................................................ ≤20 μF
Displays, memory
Display ..................................................................... LC display, multi-functional, non-illuminated
Display range, measuring value ................................................................................ 1 kΩ…1 MΩ
Operating error (1…5 kΩ) ................................................................................................ ±0.5 kΩ
Percentage operating error (5 kΩ…1 MΩ) ........................................................................ ±15 %
Password ..................................................................................................................... off / 0…999
Fault memory (alarm relay) ................................................................................................. on / off
Inputs
Cable length external test / reset button.............................................................................. ≤10 m
Switching elements
Number of....................................................................................... 2 (changeover contacts K1, K2)
Operating principle....................................................................... (N/O operation) (N/C operation)
Electrical endurance ............................................................................ 10000 switching operations
Contact data according IEC 60947-5-1
Rated operational voltage AC ............................................................................... 230 V ....... 230 V
Utilization category AC ........................................................................................ AC 13 ....... AC 14
Rated operational current AC .................................................................................. 5 A ........... 3 A
Rated operational voltage DC ............................................................ 220 V....... 110 V......... 24 V
Utilization category DC ...................................................................... DC 12........DC 12 ....... DC 12
Rated operational current DC ............................................................ 0.1 A........ 0.2 A........... 1 A
Minimum current ..........................................................................................1 mA at AC/DC ≥10 V