Bender ISOMETER isoCHA425HV Kurzanleitung Seite 8

ISOMETER® isoCHA425HV & AGH420-1
Mode ChaDemo (CHd)
Netznennspannung U .......................................................................
n
....................................................... Messbetrieb erst ab U
Zulässige Netzableitkapazität C
Einseitiger Fehler R :
FU
Mess- und Anzeigebereich R
Messunsicherheit R / Ansprechunsicherheit R
FU
≤ 200 kΩ und U ≥ 100 V ............................................±15 %, ±2 kΩ
n
U > 200 V ...................................................................±15 %, ±2 kΩ
n
:
Symmetrischer Fehler R
FS
Messunsicherheit R / Ansprechunsicherheit R
FS
< 160 kΩ ....................................................................±15 %, ±2 kΩ
Messunsicherheit C :
e
R < 10 kΩ................................................................... keine Messung
F
R ≥ 10 kΩ................................................................. ±15 %, ±0,1
F
Ansprechzeit t :
an
R = 1,2 x R und R ≤ 100 kΩ und U
an FU FU
R = 1,2 x R ..............................................................................≤ 10 s
an F
Schnittstelle
Schnittstelle/Protokoll ................RS-485/BMS, Modbus RTU, isoData
Baudrate . ...........................................................................................
...BMS (9,6 kBit/s), Modbus RTU (einstellbar), isoData (115,2 kBits/s)
Leitungslänge (9,6 kBits/s) ................................................≤ 1200 m
Leitung: paarweise verdrillt, Schirm einseitig an PE .........................
............................................................................min. J-Y(St)Y 2 x 0,6
Abschlusswiderstand. ................ 120 Ω (0,25 W), intern, zuschaltbar
Geräteadresse, BMS-Bus, Modbus RTU............................ 3...90 (3)*
Anschluss
Anschlussart ..................................................................Federklemme
Nennstrom. ..............................................................................≤ 10 A
Querschnitt .......................................................................AWG 24-14
Abisolierlänge ..........................................................................10 mm
Starr. ........................................................................... 0,2...2,5 mm²
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 mm²
Öffnungskraft. ..............................................................................50 N
Testöffnung, Durchmesser ......................................................2,1 mm
8 isoCHA425HV_D00404_01_Q_DEEN/ 10.2021
..............................je Leiter ≤ 1,6
e
.......................................1 kΩ ... 2 MΩ
FU
:
an
:
an
> 100 V
.......................
n
Mode ChaDemo (CHd)
Nominal system voltage U
.......................................... Measuring mode only from U
≥ 50 V
n DC
Permissible system leakage capacitance C
µF
One-phase fault R
Measuring and display range and R
Measurement uncertainty R
≤ 200 kΩ und U
U > 200 V ...................................................................±15 %, ±2 kΩ
n
Symmetr. fault R
Measurement uncertainty R
< 160 kΩ ....................................................................±15 %, ±2 kΩ
Measurement uncertainty C
R < 10 kΩ................................................................no measurement
F
R ≥ 10 kΩ................................................................. ±15 %, ±0.1
µF
F
Response time t
≤ 1,0 s R = 1.2 x R
an FU
R = 1.2 x R ..............................................................................≤ 10 s
an F
Interface
Interface/protocol .......................RS-485/BMS, Modbus RTU, isoData
Baud rate . ..........................................................................................
... BMS (9.6 kBit/s), Modbus RTU (selectable), isoData (115.2 kBits/s)
Cable length (9.6 kBits/s) ..................................................≤ 1.200 m
Cable: twisted pairs, shield connected to PE on one side ..................
............................................................................min. J-Y(St)Y 2 x 0.6
Terminating resistor .......120 Ω (0.25 W), internal, can be connected
Device address, BMS bus, Modbus RTU ........................... 3...90 (3)*
Connection
Connection type. ................................................. push-wire terminal
Nominal current.. .....................................................................≤ 10 A
Cross section. ....................................................................AWG 24-14
Stripping length. ......................................................................10 mm
Rigid. ........................................................................ . 0.2...2.5 mm²
Flexible without ferrules .......................................... .0.75...2.5 mm²
Flexible with ferrules with/without plastic sleeve ... 0.25...2.5 mm²
Multi-conductor flexible with TWIN ferrules with plastic sleeve ........
.................................................................................... 0.5...1.5 mm²
Opening force ..............................................................................50 N
Test opening, diameter ...........................................................2.1 mm
................................................................
n
:
FU
: ...........................1 kΩ ... 2 MΩ
FU
/ Relative uncertainty R
FU
≥ 100 V ............................................±15 %, ±2 kΩ
n
:
FS
/ Relative uncertainty R
FS
:
e
:
an
and R ≤ 100 kΩ and U > 100 V
FU n
≥ 50 V
n DC
.....per conductor ≤ 1,6
µF
e
:
an
an:
µF
≤ 1.0 s
.......................