The IS210BPPBH2B Processor Board in the Mark VIe I/O Pack

The IS210BPPBH2B is a BPPB I/O pack processor board for GE's Speedtronic Mark VIe distributed control system, listed here in the fuller revision IS210BPPBH2BMD. It is the earlier-generation processor that the later BPPC came to replace, and it does the same job: it mounts on an application-specific acquisition board, runs the pack's code, and moves I/O data between the field terminations and the controllers. GE's system manual GEH-6721 documents where the BPPB is used across the Mark VIe I/O family.

The board attaches to its acquisition board on four corner standoffs and carries two LEDs for local status. Two network ports connect the pack to IONet, the Mark VIe I/O network, so the controllers can read and command it. An on-board temperature sensor logs the pack's temperature and can raise a diagnostic alarm when the pack runs too hot — a useful early warning that often appears before an outright failure.

Confirm the Fault Before Replacing the BPPB

A faulted I/O pack is one of the most over-replaced items in a Mark VIe cabinet, because the processor is the visible part and everything else hides behind it. Work through these before buying a board:

• Read the LEDs first. The two BPPB LEDs and the pack's alarms in the toolbox tell you far more than a power cycle. Interpret them against GEH-6721.
• Power feed. The pack is powered through its acquisition and terminal board; a lost feed presents exactly like a failed processor.
• IONet. A pack the controller cannot see is often a cable, switch, or network-leg problem rather than the board. Check both ports.
• Acquisition board and terminal board. Field faults, a blown fuse, or a failed acquisition board surface as I/O errors that resemble a processor failure.
• Heat. If the temperature alarm tripped, look for a failed cabinet fan or blocked airflow before assuming the board itself is bad.

In a TMR system the three redundant packs align with the <R>, <S>, and <T> controllers; a single-leg disagreement identifies one core, so verify which one voted out before pulling hardware.

How to Read IS210BPPBH2B / IS210BPPBH2BMD

The number resolves into the assembly designator (IS210), the functional acronym (BPPB, the B-generation I/O pack processor), a hardware group (H2), and a revision suffix. The store's IS210BPPBH2BMD is the same functional board carrying its full revision code. Mark VIeS safety processors carry an S-group suffix, so this H-group board is a standard pack. Match the acronym and group first, then the revision. Our GE Speedtronic Part Number Decoder explains each field of the number.

Where the BPPB Sits Among Companion Boards

The BPPB supports gas- and steam-turbine controls and pairs with a range of acquisition boards to form different I/O packs. Its natural successor is the BPPC, which can share a TMR system with BPPB packs; a BPPB-to-BPPC swap is normally handled by auto-reconfiguration, worth knowing as BPPB spares grow scarce. For how GE arrived at this distributed-I/O design, see Mark V vs Mark VI: DS200 to IS200, and browse current stock in GE Mark VI IS200 Boards.

Building an Accurate Quote Request

To get you the right processor the first time, include:

• The full part number with suffix (for example IS210BPPBH2B or IS210BPPBH2BMD).
• The revision on the board label, with a photo of the label if you can.
• Turbine model and whether the platform is Mark VI or Mark VIe.
• Quantity and how urgent the outage is.

Request a Quote for the IS210BPPBH2B

This board is offered in used condition, cleaned and tested. Tell us what you are matching and we will confirm the exact revision from stock. We return quotes within 24 hours, ship worldwide DDP, and accept purchase orders from qualified plants and EPCs. Use the Request a Quote button to begin, or explore the full GE Speedtronic Turbine Control Boards catalog for companion parts.