Bently Nevada 19000-00-19-18-01 | API 670 Relay Output Module for Turbomachinery Protection

Bently Nevada 19000-00-19-18-01 Relay Output Module (Industrial-Grade API 670 Certified Solution)

The Bently Nevada 19000-00-19-18-01 is a high-reliability relay output module engineered for critical turbomachinery protection and monitoring systems. Leveraging fail-safe relay technology and API 670 compliance, this module delivers precise alarm and shutdown signals in response to vibration, temperature, or process anomalies—ensuring operational safety across power generation, oil & gas, petrochemical, and heavy industrial environments.

Designed for seamless integration with Bently Nevada 3500 and legacy monitoring frameworks, the 19000-00-19-18-01 addresses common challenges such as false trip events, signal integrity loss, and inadequate fault diagnostics. It is ideal for plant engineers, instrumentation contractors, OEMs, and maintenance teams seeking proven, standards-compliant relay logic for mission-critical applications.

Built on standardized design principles with field-proven reliability, this module offers flexible configuration, robust environmental protection, and comprehensive diagnostic capabilities—reducing downtime risk and simplifying compliance audits. Contact our application engineers for customized integration guidance, technical documentation, and competitive quotations.

Core Features & Technical Advantages

• API 670 Compliance & Safety Integrity: Fully certified to API 670 machinery protection standards, ensuring fail-safe operation and meeting SIL (Safety Integrity Level) requirements for critical shutdown and alarm functions in turbomachinery applications.
• Fail-Safe Relay Architecture: Employs de-energize-to-trip relay logic, automatically triggering protective actions upon power loss or module fault—minimizing risk of undetected failures and enhancing system safety margins.
• Multi-Channel Output Flexibility: Supports independent relay contact outputs for alarm, danger, and shutdown signals, enabling tiered response strategies and integration with DCS, PLC, or standalone safety systems.
• High Contact Rating & Load Compatibility: Rated for resistive and inductive loads up to 5A at 250VAC/30VDC, compatible with solenoid valves, annunciators, trip circuits, and industrial control relays—ensuring broad application versatility.
• Comprehensive Diagnostic & Status Indication: Front-panel LEDs provide real-time relay state, power status, and fault annunciation; supports remote monitoring via backplane communication for predictive maintenance and rapid troubleshooting.
• Rugged Industrial Construction: Conformal-coated PCBs, wide operating temperature range (-30°C to +65°C), and vibration/shock resistance per IEC 60068 standards—ideal for harsh environments including offshore platforms, refineries, and power plants.
• Plug-and-Play Integration: Direct compatibility with Bently Nevada 3500 rack systems and legacy 1900/65A general-purpose equipment racks; hot-swappable design minimizes installation time and system downtime during maintenance.

Typical Application Scenarios

The 19000-00-19-18-01 relay output module is engineered for high-stakes industrial environments where equipment protection, regulatory compliance, and operational continuity are paramount:

• Steam & Gas Turbine Protection: Provides critical shutdown and alarm relay outputs for vibration, bearing temperature, and axial position monitoring in power generation turbines—preventing catastrophic failures and ensuring API 670 compliance for insurance and regulatory audits.
• Compressor & Pump Monitoring Systems: Integrates with condition monitoring systems to trigger emergency stops or operator alerts when vibration, pressure, or temperature thresholds are exceeded—protecting high-value rotating equipment in oil & gas, chemical processing, and water treatment facilities.
• Offshore & Marine Propulsion Systems: Delivers fail-safe relay logic for marine diesel engines, gas turbines, and thruster systems operating in corrosive, high-vibration offshore environments—meeting DNV, ABS, and Lloyd's Register classification requirements.
• Petrochemical & Refinery Safety Instrumented Systems (SIS): Serves as a certified relay interface between machinery protection monitors and plant-wide safety shutdown systems, ensuring compliance with IEC 61511 and API RP 556 functional safety standards.
• Industrial OEM Equipment Packages: Embedded in skid-mounted compressor packages, turbine-generator sets, and custom machinery by OEMs requiring pre-certified, field-proven relay modules with global support and traceability.

Technical Specifications & Selection Guide

To facilitate engineering design and procurement, key specifications are summarized below. For application-specific configurations or integration with non-standard monitoring systems, consult our technical support team with your system architecture and I/O requirements.

Selection Considerations: When specifying the 19000-00-19-18-01, verify compatibility with your monitoring system's output signal type (voltage/current), required contact configuration (NO/NC), and environmental conditions. For hazardous area installations (ATEX, IECEx zones), consult factory for intrinsically safe barrier requirements or explosion-proof enclosure options.

Extended Capabilities & Integration Options

• Modbus/Ethernet Communication: Optional communication modules enable integration with SCADA, DCS, and plant historians for centralized alarm management and data logging.
• Redundant Power Supply Support: Compatible with dual 24VDC power inputs for critical applications requiring uninterrupted operation during power source switchover.
• Custom Relay Logic Programming: Field-configurable time delays, latching/non-latching modes, and voting logic (2oo3, 1oo2) available via configuration software for advanced safety functions.
• Third-Party System Integration: Proven interoperability with GE Bently Nevada, Emerson AMS, SKF, and Honeywell monitoring platforms; technical support available for legacy system retrofits.

Delivery, Warranty & Technical Support

Lead Time: Standard stock items ship within 1–3 business days; custom-configured modules typically 7–10 business days. Expedited shipping available for urgent shutdowns or project deadlines.

Warranty: 12-month manufacturer warranty covering defects in materials and workmanship. Extended warranty and advance replacement programs available for critical spares inventory.

Technical Documentation: Each module ships with installation manual, wiring diagrams, configuration guide, and calibration certificate. CAD drawings (DWG/PDF) and 3D STEP models available upon request for panel design.

Installation & Commissioning Support: Remote technical assistance included; on-site commissioning and training services available regionally (subject to location and scope). Our engineers provide loop testing, functional verification, and compliance documentation support.

Frequently Asked Questions (FAQ)

Q: Is the Bently Nevada 19000-00-19-18-01 relay module compatible with non-Bently monitoring systems?
A: Yes, the module accepts standard voltage or current input signals (configurable) and provides dry contact relay outputs, making it compatible with most third-party vibration monitors, PLCs, and safety controllers. Verify signal levels and contact ratings match your system requirements.

Q: How many relay outputs does the 19000-00-19-18-01 provide, and can they be independently configured?
A: The module features 4 independent SPDT relay outputs, each configurable for alarm, danger, or shutdown functions. Contact configuration (NO/NC), time delays, and latching behavior are field-programmable via DIP switches or configuration software.

Q: What is the typical failure mode, and how does it ensure safety?
A: The module employs fail-safe (de-energize to trip) relay logic. Upon power loss, input signal failure, or internal fault, relays automatically transition to the tripped state, activating connected shutdown or alarm circuits—ensuring safe machinery shutdown even during module failure.

Q: What environmental conditions can the 19000-00-19-18-01 withstand?
A: Rated for -30°C to +65°C operating temperature, 5–95% RH non-condensing humidity, and IEC 60068 vibration/shock compliance. Conformal coating protects against dust, moisture, and corrosive atmospheres. For extreme environments (offshore, subsea), consult factory for enhanced protection options.

Q: Can the module support remote monitoring and diagnostics?
A: Yes, when installed in a Bently Nevada 3500 rack with communication gateway, relay status, fault codes, and operational data are accessible via Modbus TCP/IP, OPC, or proprietary protocols for integration with plant SCADA and condition monitoring software.

Q: Is API 670 certification included, and what documentation is provided?
A: The 19000-00-19-18-01 is designed and tested to API 670 machinery protection standards. Compliance documentation, including test reports and material traceability certificates, is available upon request to support project specifications and regulatory audits.

Request a Quote & Engineering Support

To receive a detailed quotation, application-specific configuration recommendations, or technical consultation, please provide the following information:

• Project name and application (e.g., gas turbine protection, compressor monitoring)
• Monitoring system make/model and signal types (voltage/current, contact closure)
• Number of relay outputs required and contact configuration (NO/NC)
• Environmental conditions (temperature range, hazardous area classification if applicable)
• Quantity required and delivery timeline

Our application engineers will respond within 24 hours with a tailored solution, pricing, and technical documentation to support your project success.

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