Description
Option Code Breakdown (Decoded Part Number)
| Option Code | Description | Selected Feature |
| 190065A | Base Part Number | Bently Nevada 1900/65A General Purpose Equipment Monitor |
| -01 | Power Option | 18–36 VDC Power Input |
| -01 | Display Option | Attached Full-Color Display (Mounted on Monitor Front) |
| -03 | Mounting Option | DIN-Rail Mount (Includes Rear Mounting Bracket) |
| -00 | Agency Approval | Standard / Unclassified (No Special Hazardous Area Certs) |
| -00 | Reserved / Special | Standard Factory Defaults |
Key Technical Specifications
| Parameter | Value |
| Full Model Code | 190065A-01-01-03-00-00 |
| Manufacturer | Bently Nevada (Baker Hughes) |
| Input Power Voltage | 18 to 36 VDC (24 VDC Nominal) |
| User Interface | Integrated Front Panel Full-Color Screen |
| Physical Mounting | Standard 35 mm DIN-Rail |
| Dynamic Inputs | 4 Programmable Channels (Proximity, Accelerometer, Velomitor) |
| Process/Temp Inputs | 4 Programmable Channels (2/3/4-Wire RTD, Thermocouples, 4–20 mA) |
| Relay Outputs | 4 Fully Configurable Relays (Alert / Danger / OK Logic) |
| Communication | Modbus TCP (Ethernet) & Modbus RTU (RS485) |
| Operating Temp | -20°C to +65°C (-4°F to +149°F) |
Application Scenarios & The “Trench” Experience
In a remote gas booster station, a standalone cooling pump skid needs continuous vibration and temperature protection. The control cabinet operates strictly on a 24 VDC battery-backed power bus, and maintenance technicians prefer having a local display right at the cabinet door without opening software to view real-time values.
The 190065A-01-01-03-00-00 is built for this exact setup. It snaps directly onto the cabinet’s 35 mm DIN rail, hooks up to the station’s 24 VDC supply, and provides immediate visual feedback on its built-in color display. Operators can check overall vibration amplitude, bearing temperatures, and relay states on site, while the unit continuously transmits Modbus TCP data to the station PLC.
- Balance-of-Plant (BOP) Skids: Ideal for pumps, blowers, and gearboxes mounted in local panels powered by 24 VDC.
- DIN-Rail Control Cabinets: Designed for fast, tool-free mounting on standard industrial DIN rails inside auxiliary control boxes.
- On-Site Diagnostics: The attached color display gives technicians immediate bargraphs, numerical readings, and trip statuses at a glance.
190065A-01-01-03-00-00
190065A-01-01-03-00-00
Transparency SOP: Quality Assurance & Testing
- Visual & Structural Inspection: Terminal block condition, screen glass, DIN-rail mounting clip tension, and outer casing are thoroughly inspected for physical wear or stress.
- Power-On & Boot Diagnostic: Powered via a regulated 24 VDC bench supply to verify screen illumination, firmware initialization, and core system diagnostics.
- Signal & Screen Functional Audit:
- Display Output Check: Verified color rendering, backlight clarity, and navigation response across menu options.
- Dynamic & Temperature Input Verification: Calibrated test signals are injected across dynamic and RTD channels to confirm precise numerical and bargraph display accuracy.
- Relay Output & Communication Test: Simulated threshold breaches verify physical relay contact closure and active Modbus register updates over Ethernet and RS485.
- Final ESD Packaging: Fitted with terminal covers, sealed in anti-static shielding bags, and wrapped in heavy-duty foam casing for safe transit.
The Veteran’s Tech Trap Guide (Crucial Value-Add)
- ⚠️ Power Option Match (-01): This specific variant requires 18–36 VDC. Connecting 110/220 VAC power directly to this unit will destroy the internal power supply board. Verify panel supply voltage before wiring.
- ❗ Mounting Depth Clearance (-01 Display + -03 DIN Rail): Because this unit includes the attached front color screen (-01) and mounts on a DIN rail (-03), ensure your enclosure door has adequate depth clearance so the screen does not press against the inner cabinet panel.
- ⚠️ Save Project Configuration: Prior to replacing a unit in the field, export the configuration file using the 1900 Configuration Software. Transducer sensitivities, filter settings, and relay voting logic must be uploaded to the replacement unit for accurate protection.
- ❗ Isolated Dynamic Signal BNCs: The front BNC diagnostic ports are buffered. Connecting portable vibration analyzers to these jacks will not interfere with active monitoring or cause false relay trips.
Frequently Asked Questions (FAQ)
Q: What does the full part number 190065A-01-01-03-00-00 indicate?
A: It specifies a 1900/65A monitor configured with 18–36 VDC power (-01), an attached color display (-01), DIN-rail mounting (-03), standard non-hazardous approvals (-00), and standard factory defaults (-00).
Q: Can I run this unit on 120 VAC or 230 VAC mains power?
A: No. The -01 power option is strictly rated for 18–36 VDC. For AC power, you would require the -02 110/220 VAC power option.
Q: Does this model require an external software terminal to view vibration levels?
A: No. The attached full-color display (-01) shows real-time channel measurements, alarm statuses, and system state directly on the front panel.
Q: What mounting hardware is included with the -03 option?
A: The -03 option includes the rear DIN-rail mounting bracket assembly, allowing the unit to clip directly onto a standard 35 mm DIN rail.
Q: What warranty is provided on this module?
A: All New Surplus and fully reconditioned Bently Nevada 190065A-01-01-03-00-00 modules include a full 12-month replacement warranty from the invoice date.
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