Bender ISOMETER isoCHA425HV - Page 11

isoCHA425HV_D00404_05_Q_DEEN / 11.2023 11
ISOMETER® isoCHA425HV + AGH420-1/AGH421-1
Two-pole fault R
FS
(only CHd mode)
Measuring and display range R
FS
..........................................1…160 kΩ
Measurement uncertainty R
FS
/ Relative uncertainty R
an
< 160 kΩ ...................................................................±15 %, ±2 kΩ
Measurement uncertainty C
e
R
F
< 10 kΩ ............................................................no measurement
R
F
≥ 10 kΩ ............................................................. ±15 %, ±0.1 µF
Response time t
an
R
an
= 1.2 × R
FU
and R
FU
≤ 100 kΩ and U
n
> 100 V ..................≤ 1 s
R
an
= 1.2 × R
F
........................................................................≤ 10 s
Interface
Interface/protocol ...........................RS-485/BMS, Modbus RTU, isoData
Baud rates ............................ BMS (9.6 kbit/s), Modbus RTU (selectable)
..............................................................................isoData (115.2 kbit/s)
Cable length (9.6 kbit/s) ........................................................ ≤ 1200 m
Cable: twisted pairs................................................min. J-Y(St)Y 2 × 0.6
Terminating resistor ........... 120 Ω (0.25 W), internal, can be connected
Device address, BMS bus, Modbus RTU ................................3…90 (3)*
Connection (isoCHA425HV and AGH)
Push-wire terminals
Nominal current ......................................................................... ≤ 10 A
Cross section ..................................................................... AWG 24…14
Stripping lenght .......................................................................... 10 mm
Rigid ................................................................................0.2…2.5 mm
2
Flexible without ferrules ................................................0.75…2.5 mm²
Flexible with ferrules with/without plastic sleeve .........0.25…2.5 mm²
Multiple conductor flexible with TWIN ferrules with plastic sleeve ........
.........................................................................................0.5…1.5 mm
2
Opening force ..................................................................................50 N
Test opening .......................................................................... Ø 2.1 mm
Other
Operating mode .................................................... continuous operation
Mounting .............................. cooling slots must be ventilated vertically
Degree of protection, built-in components (DIN EN 60529) .............IP30
Degree of protection, terminals (DIN EN 60529) ..............................IP20
DIN rail mounting ....................................................................IEC 60715
Screw mounting ......................................... 2 × M4 with mounting clip
Zweipoliger Fehler R
FS
(nur CHd Mode)
Mess- und Anzeigebereich R
FS
..............................................1…160 kΩ
Messunsicherheit R
FS
/ Ansprechunsicherheit R
an
< 160 kΩ ...................................................................±15 %, ±2 kΩ
Messunsicherheit C
e
R
F
< 10 kΩ ................................................................keine Messung
R
F
≥ 10 kΩ ............................................................. ±15 %, ±0,1 µF
Ansprechzeit t
an
R
an
= 1,2 × R
FU
und R
FU
≤ 100 kΩ und U
n
> 100 V ..................≤ 1 s
R
an
= 1,2 × R
F
........................................................................≤ 10 s
Schnittstelle
Schnittstelle/Protokoll .....................RS-485/BMS, Modbus RTU, isoData
Baudraten ............................BMS (9,6 kbit/s), Modbus RTU (einstellbar)
..............................................................................isoData (115,2 kbit/s)
Leitungslänge (9,6 kbit/s) ......................................................≤ 1200 m
Leitung: paarweise verdrillt ...................................min. J-Y(St)Y 2 × 0,6
Abschlusswiderstand. ..................... 120 Ω (0,25 W), intern, zuschaltbar
Geräteadresse, BMS-Bus, Modbus RTU .................................3…90 (3)*
Anschluss (isoCHA425HV und AGH)
Federklemmen
Nennstrom ................................................................................. ≤ 10 A
Querschnitt ...................................................................... AWG 24…14
Abisolierlänge ............................................................................. 10 mm
Starr .................................................................................0,2…2,5 mm
2
Flexibel ohne Aderendhülse. ..........................................0,75…2,5 mm²
Flexibel mit Aderendhülse mit/ohne Kunststoffhülse ....0,25…2,5 mm²
Mehrleiter flexibel mit TWIN Aderendhülse mit Kunststoffhülse ............
........................................................................................ 0,5…1,5 mm
2
Öffnungskraft ...................................................................................50 N
Testöffnung ........................................................................... Ø 2,1 mm
Sonstiges
Betriebsart ......................................................................... Dauerbetrieb
Einbaulage ..............Kühlschlitze müssen senkrecht durchlüftet werden
Schutzart Einbauten (DIN EN 60529) ...............................................IP30
Schutzart Klemmen (DIN EN 60529) ................................................IP20
Schnellbefestigung auf Hutprofilschiene .................................IEC 60715
Schraubbefestigung .......................................... 2 x M4 mit Montageclip