Top Slot: Low Voltage DC (20 to 30 Vdc) Bottom Slot: Low Voltage AC (20 to 30 Vdc) Agency Approval:ATEX / IECEx / CSA (Class 1, Zone 2) Power Supply Module Bently Nevada 3500 Monitoring System
Top Slot: Universal AC Voltage (85 to 264 Vac rms) Bottom Slot: Universal AC Voltage (85 to 264 Vac rms) Agency Approval: CSA / NRTL / C (Class 1, Division 2) Bently Nevada 3500 Monitoring System