Brand: Bently Nevada Description: 115M7750-01 Condition: Brand New Certificate: COO TEST REPORT WARRANTY LETTER Warranty: 1 year Inventory Qty: 12 Payment Term: T/T Shipping Port: Shenzhen Bently Nevada 115M7750-01 installs in Bently Nevada 3500 and 3700 Series racks where high-voltage DC (e.g., ±250 VDC) is required to power field-mounted sensors or intrinsic-safety barrier devices (e.g., certain accelerometers, thermocouple isolators, or Z-ener diodes).
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Manufacture |
Bently Nevada |
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Model Number |
115M7750-01 |
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Ordering Number |
115M7750-01 |
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Catalog |
3500/15 |
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Description |
High Voltage DC PIM |
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Country Of Origin |
USA |
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HS CODE |
8473309000 |
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Dimension |
12*2.5*25 (CM) |
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Weight |
1.4 kg |
Technical Parameters
Input Options:
18–32 V DC (nominal 24 VDC) via rack backplane
90–264 VAC, 47–63 Hz (internal AC/DC converter variant) for Bently Nevada 115M7750-01
Output Voltage: ±250 V DC nominal (adjustable ±15 % via front-panel trimmer)
Load Current: Up to 50 mA per polarity rail (100 mA total) in Bently Nevada 115M7750-01
Regulation: ±5 % over full load and input variations
Ripple & Noise: ≤ 500 mV p-p on high-voltage rails
Isolation:
Input-to-output: 2 kV DC
Output rails to chassis: 1 kV DC
Protections:
Current-limit shutdown with auto-recovery within Bently Nevada 115M7750-01
Over-temperature thermal trip
Reverse-polarity and overvoltage clamp on input
Efficiency: ≥ 80 % at 50 % load
Indicators: Front-panel LEDs for “+HV OK”, “–HV OK”, and “Fault”
Environmental Ratings:
Operating Temp: –20 °C to +65 °C
Storage Temp: –40 °C to +85 °C
Humidity: up to 95 % RH, non-condensing
Product function
High-Voltage Generation: Converts standard rack DC or AC mains into regulated ±250 V DC rails via Bently Nevada 115M7750-01 for high-voltage field devices.
Power Distribution: Feeds high-voltage rails to barrier or sensor modules via backplane, eliminating external HV wiring.
Monitoring & Diagnostics: Continuously supervises output rails and reports faults from Bently Nevada 115M7750-01 to system interface.
Application Areas
Intrinsic-Safety Barrier Systems: Powering Z-ener diode barriers with Bently Nevada 115M7750-01 in Zone 2/Div 2 areas.
Specialty Sensors: Driving high-voltage thermocouple isolators or accelerometers.
Retrofit Installations: Integrating legacy HV devices into modern racks using Bently Nevada 115M7750-01 without external supplies.
Test & Calibration Racks: Supplying adjustable ±250 V DC for bench tests.
