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Isolation Monitoring Device according to DIN EN 61557-8 for monitoring AC-, DC- and AC/DC IT-Systems according to DIN VDE 0100-410:2007-06 for use in coupled Systems and for monitoring highohmic IT-Systems up to 10 GΩ.

isoHR685W-D-I-B, Art.-Nr.:B91067025W

Nominal voltage: AC 0 … 1000 V; 0,1 Hz … 460 Hz; DC 0 … 1300 V
Measuring range: 0,1 kΩ … 10 GΩ
Response values: adjustable 1 kΩ … 3 GΩ
Uncertainty (response values)1 kΩ … 900 MΩ: ±15 %
Uncertainty (response values)1 GΩ … 3 GΩ: ±15 %

Rated supply voltage: AC/DC 24 … 240 V; DC, 47 … 460 HZ

Dimensions (L x B x H) : 108 mm x 96 mm x 110 mm

Operating temperature: -25 … 55° C

Degree of protection, installations: IP 40

Degree of protection, clamps: IP 20

User Interface: 
-Backlighted LC-Display 40 mm x 40 mm with 127 x 127 Pixel
-LED’s for Service, Operating, Alarm 1, Alarm 2

Interface:
-Integrated Webserver
-Modbus TCP Communication
-BCOM Interface over Ethernet
-1 Buzzer
-2 separated adjustable potential-free changeover contacts (NC, NO selectable)
-2 separate adjustable digital outputs.
-3 of 10 functions can be dedicated to each output / relay / buzzer. The functions have an OR-linkage.
-3 separate adjustable digital inputs.
-1 of 4 functions can be dedicated to each input.
-1 analog output (0 … 20 mA, 4 … 20 mA, 0 … 400µA, 0 … 10V, 2 … 10V)

Handling: 6 backlighted keys

Max. system leakage capacitance: 1000 µF

Measuring voltage: dependent on profile, ±10 V, ±50 V

Internal resistance: ≥ 124 kΩ

Measuring current: ≤ 403 µA

Aditional measurand:	
-Voltage measuring
-Frequency measuring
-Capacitance measuring

Connection:
-Screw termination
-Push in termination

Coupling Monitoring:	
-Permanent coupling monitoring of the measurement connections to the monitored system in life systems.
-Monitoring the connection to the earth.

Other:
-Internal decoupling switches for use in coupled systems
-Synchronization with several devices for monitoring long parallel cables
-Predefined measurement profiles
-Adaption of measuring voltage depending on the profile

Accessories:
-Plug component kit screw termination* (B91067901)
-Plug component kit push in termination (B91067902)
-Mechanical Accessories* (termination coverage, 2 assembly clip (B91067903)
*(included in delivery B91067020)

Manufacturer:
Bender GmbH & Co. KG
Londorfer Straße 65
35305 Grünberg

Type: isoHR685W-D-I-B
Part Number: B91067025W
Unit: piece