GE IS200TBAIH2C Vibration Monitor | 0–60 °C, High-Density

Description

Product Introduction

The IS200TBAIH2C doubles the channel count of the standard bearing analyzer module—16 isolated inputs in a single Mark VIe slot. If your turbine has dozens of bearing vibration and temperature points, this module gives you high-density monitoring with the advanced diagnostics of the revision C series. It’s the high-density bearing analyzer input module for the Mark VIe system.

The “TBAIH2C” designation tells you this is the high-density bearing analyzer input module with revision C features. The module has sixteen isolated inputs for accelerometers, proximity probes, and 4–20 mA temperature sensors. It has 16-bit resolution, enhanced filtering, and improved sensor diagnostics. All inputs are isolated to 2,500 V.

Key Technical Specifications

Quality Inspection Process (SOP Transparency)

The TBAIH2C has sixteen inputs—our 30-point inspection verifies accuracy, filtering, and diagnostics on all channels.

Incoming Verification. OEM packing slip matched to GE’s serial database. We log the serial and photograph the anti-static bag before cutting. The holographic GE label gets a UV check. The PCB edge must read “–TBAIH2C” clearly.

Visual Inspection. Magnifying lamp, full board scan. The input circuits and diagnostic circuits are inspected. The 96-pin backplane connector shows zero wear.

Live Functional Test. Mark VIe test rack with a signal generator (accelerometer simulator, proximity probe simulator, 4–20 mA source), reference meter, and diagnostic test jig.

• Accuracy test: Simulate signals on all 16 channels—verify accuracy.
• Filtering test: Inject noise—verify filtering.
• Sensor diagnostics test: Open circuit—detected. Short circuit—detected. Degradation—detected.
• Isolation test: 2,500 V RMS—no breakdown.
• 24-hour soak.

Electrical Parameters. Insulation resistance: 500 VDC via Megger MIT420, >20 MΩ. Ground continuity: <0.1 Ω.

Firmware Verification. Read the FPGA firmware via ToolboxST—verify the checksum.

Final QC & Packaging. The QC report includes accuracy, filtering, sensor diagnostics, isolation test, and a photo.

Field Replacement Pitfalls

The TBAIH2C has sixteen inputs—installation mistakes are similar to other versions.

Sensor Type—Program It Correctly. Configure each input for the correct sensor type. The module can’t auto-detect.

Diagnostics—Enable Them. The sensor diagnostics are valuable. Keep them enabled.

Grounding—Use Shielded Cable. Use shielded cable and ground the shield at one end only.

Filtering—Enable It. The enhanced filtering rejects noise.

ESD. The input circuits are sensitive. Strap up.

New Original vs. Refurbished: Why It Matters

The TBAIH2C has 16 precision input circuits with diagnostics—refurbishers often can’t test all channels.

What “New Original (New Surplus)” means. This IS200TBAIH2C came from GE’s factory, never mounted. The circuits are factory-calibrated. We break the seal only for testing.

Refurbished risk in plain terms. A refurbisher may test only a few channels. I’ve tested refurbished TBAIH2C units where channels 9–12 were out of spec. Failure rate on refurbished high-density bearing analyzer modules runs 4× higher than new.

Real cost of a refurbished failure. A vibration reading is off on channel 12—bearing damage goes undetected—bearing failure—100,000. The refurbished module saved you 1,200. The failure cost you 83× that.

What we provide as proof. For every IS200TBAIH2C we ship: a photo of the OEM packing slip, serial traceability to GE’s records, a full test report that includes accuracy on all 16 channels, filtering, sensor diagnostics, isolation test, and a sealed anti-static bag.

Pricing context. Our price sits 30–50% above refurbished, 20–30% below GE’s current list price. The delta covers our sourcing, our high-density bearing analyzer testing, and a 12-month warranty.

Performance Benchmarks & Test Results

Data from our Mark VIe test rack (ambient 45 °C, supply +5.0 VDC, ToolboxST v5.3, signal generator, reference meter, diagnostic test jig, hi-pot tester).

• Accuracy: Within ±0.15% on all 16 channels.
• Filtering: Noise rejected.
• Open circuit detection: Detected.
• Short circuit detection: Detected.
• Degradation detection: Detected.
• Isolation test: 2,500 V RMS—no breakdown. Insulation resistance >100 MΩ.
• Thermal performance: At 60 °C ambient, the module ran at 58 °C—under the 85 °C rating.
• Reliability estimate: MIL-HDBK-217F gives a demonstrated MTBF of 50,000 hours at 40 °C—that’s 5.7 years.

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