Bender ISOMETER isoPV425 Quick Star Guide

Response values
Response value R
an1
......................................... 2…500 kΩ (10 kΩ)*
Response value R
an2
........................................... 1…490 kΩ (5 kΩ)*
Relative uncertainty R
an
............................... ±15 %, at least ±1 kΩ
Hysteresis R
an
..................................................... 25 %, at least 1 kΩ
Undervoltage detection U< .............................. 30…1.14 kV (off)*
Overvoltage detection U> ................................ 31…1.15 kV (off)*
Relative uncertainty U...................................... ±5 %, at least ±5 V
Relative uncertainty depending on the frequency ≥ 200 Hz ...........
.......................................................................................-0.03 %/Hz
Hysteresis U ........................................................... 5 %, at least 5 V
Time response
Response time t
an
at R
F
= 0.5 x R
an
and C
e
=1 μF acc. to IEC 61557-8
...............................................................................................≤ 10 s
Start-up delay t ......................................................... 0…10 s (0 s)*
Response delay t
on
.....................................................0…99 s (0 s)*
Delay on release t
off
...................................................0…99 s (0 s)*
Interface
Interface/protocol .....................RS-485/BMS, Modbus RTU, isoData
Baud rates
BMS ...............................................................................(9,6 kBit/s)
Modbus RTU .............................................................(configurable)
isoData .....................................................................(115,2 kBit/s)
Cable length (9.6 kBit/s) ................................................. ≤ 1,200 m
Cable (shield connected to PE on one side):
recommended: ......................................... CAT6/CAT7 min. WG23*
twisted pairs:..................................................min. J-Y(St)Y 2 x 0.8
Terminating resistor..... 120 Ω (0.25 W), internal, can be connected
Device address, BMS bus, Modbus RTU ..........................3…90 (3)*
Connection
Connection type .......................... screw-type or push-wire terminal
Screw-type terminal:
Nominal current .................................................................. ≤ 10 A
Tightening torque ................................0.5…0.6 Nm (5…7 lb-in)
Conductor sizes ............................................................AWG 24-12
Stripping length ....................................................................8 mm
Rigid/flexible ...........................................................0.2…2.5 mm²
Flexible with ferrules with/without plastic sleeve ..........................
..............................................................................0.25…2.5 mm²
Multi-conductor rigid ..............................................0.2…1.5 mm²
Multi-conductor flexible ..........................................0.2…1.5 mm²
Multi-conductor flexible with ferrules without plastic sleeve ........
..............................................................................0.25…1.5 mm²
Multi-conductor flexible with TWIN ferrules with plastic sleeve
..............................................................................0.25…1.5 mm²
Ansprechwerte
Ansprechwert R
an1
........................................... 2…500 kΩ (10 kΩ)*
Ansprechwert R
an2
............................................ 1…490 kΩ (5 kΩ)*
Ansprechunsicherheit R
an
...................... ±15 %, mindestens ±1 kΩ
Hysterese R
an
................................................25 %, mindestens 1 kΩ
Unterspannungserkennung U< ........................ 30…1,14 kV (off)*
Überspannungserkennung U> ......................... 31…1,15 kV (off)*
Ansprechunsicherheit U .............................±5 %, mindestens ±5 V
Frequenzabhängige Ansprechunsicherheit ≥ 200 Hz ......................
.......................................................................................-0,03 %/Hz
Hysterese U .....................................................5 %, mindestens 5 V
Zeitverhalten
Ansprechzeit t
an
bei R
F
= 0.5 x R
an
und C
e
=1 μF nach IEC 61557-8 ...
...............................................................................................≤ 10 s
Anlaufverzögerung t .................................................0…10 s (0 s)*
Ansprechverzögerung t
on
..........................................0…99 s (0 s)*
Rückfallverzögerung t
off
............................................0…99 s (0 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 (Schirm einseitig an PE)
empfohlen: .................................................. CAT6/7 min. AWG23*
alternativ paarweise verdrillt: ........................ min. J-Y(St)Y 2 x 0,8
Abschlusswiderstand ................120 Ω (0,25 W), intern, zuschaltbar
Geräteadresse, BMS-Bus, Modbus RTU ..........................3…90 (3)*
Anschluss
Anschlussart ........................................Schraub- oder Federklemme
Schraubklemmen:
Nennstrom ..........................................................................≤ 10 A
Anzugsmoment ....................................0,5…0,6 Nm (5…7 lb-in)
Leitergrößen ................................................................AWG 24-12
Abisolierlänge .......................................................................8 mm
Starr/flexibel ...........................................................0,2…2,5 mm²
Flexibel mit Aderendhülse mit/ohne Kunststoffhülse ....................
..............................................................................0,25…2,5 mm²
Mehrleiter starr .......................................................0,2…1,5 mm²
Mehrleiter flexibel ...................................................0,2…1,5 mm²
Mehrleiter flexibel mit Aderendhülse ohne Kunststoffhülse ..........
..............................................................................0,25…1,5 mm²
Mehrleiter flexibel mit TWIN Aderendhülse ohne Kunststoffhülse
..............................................................................0,25…1,5 mm²
6 isoPV425_D00028_04_Q_DEEN/ 11.2022
ISOMETER® isoPV425

Bender ISOMETER isoPV425 Specifications

General

Brand	Bender
Model	ISOMETER isoPV425
Category	Measuring Instruments
Language	English