Bender ISOMETER isoRW425 Quick Start Guide

Kurzanleitung DE
Quick-start guide EN
isoRW425_D00052_06_Q_DEEN / 11.2023
ISOMETER® isoRW425
Isolationsüberwachungsgerät für ungeerdete AC, AC/DC-
und DC-Stromversorgungen (IT-Systeme) für Bahn-Applikationen
bis 3(N)AC, AC/DC 440 V
Insulation monitoring device for unearthed IT AC-, AC/DC
and DC systems (IT systems) for railway applications
up to 3(N)AC, AC/DC 440 V

Bender ISOMETER isoRW425 Specifications

General

Measurement Principle	Insulation monitoring device for unearthed AC and DC systems
Resolution	1 kΩ
Test Voltage	> DC 30 V
Display	Multilingual plain text display
Operating Temperature	-10°C to +55°C
Power Supply	AC/DC 24 V to 265 V
Weight	Approx. 270 g
Automatic adaptation to the system leakage capacitance	Yes
Two separately adjustable response values	Yes
N/C or N/O operation selectable	Yes
Automatic device self test	Yes
Connection monitoring (L1-PE, N-PE)	Yes
Modbus RTU interface	Yes
History memory with real-time clock	Yes
Parameterisation via display, PC or Modbus	Yes
Measurement range	0-10 MΩ