Bender ISO685-D-P Insulation monitoring instrument
Voltage range:
DC 0~1000V (wide voltage design, covering mainstream photovoltaic/energy storage voltage levels).
Insulation resistance measurement:
Measurement range: 1 kΩ ~ 10 MΩ (adjustable alarm threshold).
Accuracy: ±5% reading (full scale).
Alarm function:
Dual-level alarm (warning + fault), LED status indication + relay output (2×SPDT, 5A/250VAC).
Communication interface:
RS-485 Modbus RTU (standard protocol, supports SCADA integration).
Optional CAN bus (suitable for automotive/energy storage systems).
Adaptive detection technology:
Anti-PV system ripple interference to avoid false alarms.
3. Electrical and mechanical specifications
Power input: 24 VDC or 85~264 VAC/DC (wide voltage input, suitable for industrial environment).
Power consumption: ≤5W (low static power consumption).
Protection level: IP40 (needs to be installed in the cabinet).
Installation method: 35mm DIN rail (convenient installation).
Environmental adaptability:
Operating temperature: -25°C to +60°C (wide temperature design).
Humidity: ≤95% RH (no condensation).