Description
1. At-A-Glance Executive Brief
- Model: GLB-91 (Part No. 7212-242 / 7212-242-0000)
- Brand: Kongsberg / Autronica
- Part Type: Tank Radar Electronic Unit / PCB Assembly
- Lifecycle Status: Legacy Marine Support / Specialized Spares
- System Compatibility: Kongsberg & Autronica Marine Automation & Tank Monitoring Systems
- Core Application: High-precision liquid level detection and radar signal processing
2. Technical Introduction
Accurate cargo and ballast tank monitoring in marine and offshore installations depends entirely on reliable radar signal processing units that can withstand harsh environmental conditions. The Kongsberg Autronica GLB-91 functions as a dedicated electronic control module and radar printed circuit board designed to process high-precision level measurement data. Integrating this legacy component into existing rack enclosures requires strict adherence to proper grounding and signal shielding protocols to maintain measurement stability and prevent communication packet drops across the vessel’s monitoring network.
3. Core Technical Specifications
| Parameter | Value |
| Manufacturer | Kongsberg / Autronica |
| Module Designation | GLB-91 Electronic Unit / Tank Radar PCB |
| OEM Part Number | 7212-242-0000 (Series variations apply) |
| Primary Function | Tank level radar signal processing and system communication |
| Target Architecture | Autronica / Kongsberg marine tank radar monitoring systems |
| Mounting Type | Dedicated electronic rack / subrack plug-in card format |
| Environmental Design | Engineered for offshore vessels, FPSOs, and industrial marine environments |
| OEM Datasheet | Please refer to the OEM vessel manual for complete environmental tolerances and pinout maps. |
4. Field Engineer’s Tech Notes
- Conformal Coating and Moisture Protection: Because the GLB-91 is frequently deployed in damp marine environments, inspect the board’s conformal coating for micro-cracks before installation. Any compromise in the protective barrier near high-frequency transceiver circuits can lead to tracking errors or short circuits under high humidity.
- Firmware and Configuration Matching: When replacing this unit in an active tank radar stack, verify that internal jumper configurations or onboard address settings match the channel requirements of the central monitoring node to avoid communication timeouts on the serial bus.
5. Adaptive QA & Testing Protocol
Every pre-owned or New Surplus (NSFP) GLB-91 unit undergoes strict bench validation on our specialized marine automation test rig before release.
- Testing Actions: We mount the PCB into a dedicated Autronica/Kongsberg test rack, applying nominal system power to verify boot-sequence stability and diagnostic LED sequencing. Using signal generators, we simulate radar return pulses and input thresholds to confirm that the internal microprocessors accurately process liquid level data and maintain seamless communication handshake protocols.
- Documentation: Detailed functional test reports and verification videos confirming signal processing stability are available upon request prior to dispatch to ensure absolute operational readiness.
6. Buyer’s FAQ
- Is the GLB-91 compatible with older Autronica tank radar systems?Yes, this unit is engineered specifically as a replacement for legacy Kongsberg/Autronica radar architectures. Match your exact part number suffix (such as 7212-242) to ensure plug-and-play compatibility.
- What warranty is included with this marine automation part?All units are backed by a comprehensive 12-month operational warranty covering electronic component integrity and signal processing functionality.
- How quickly can this part ship for urgent vessel port calls?In-stock items ship same-day from our US facility via priority international air freight to meet tight vessel turnaround schedules.
- Are these units tested for marine vibration and thermal stability?While our bench test focuses on electrical and functional performance under load, the hardware itself is natively built to OEM marine-grade structural standards.
