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IS230TNDSH4A - Discrete Simplex DIN-Rail Module is available in stock which ships the same day.
IS230TNDSH4A - Discrete Simplex DIN-Rail Module comes in UNUSED as well as REBUILT condition.
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TECHNICAL SPECIFICATIONS:
Part Number: IS230TNDSH4A
Manufacturer: General Electric (GE)
Control System Series: Mark VIe & Mark VIeS Control Systems
Functional Acronym: TNDS
Product Type: Discrete Input/Output Module / Assembly
Core I/O Pack Association: PDIO Pack (Quantity 1)
Compatible Terminal Board: IS200TDBS Terminal Board Array
Redundancy Configuration: Simplex I/O Pack Redundancy
Operational Voltage Value: 48 V DC Nominal
Assembly Version: IS230 Common Modular Assembly Grouping
Series Grouping Layout: Group 4 Architecture
PCB Protection Coating: Industrial Conformal Coating
Mounting Configuration: DIN Rail Surface Mount Style
Repair Time: 3-5 Days
Availability: In Stock
Country of Origin: United States
The GE IS230TNDSH4A is a compact Discrete Input/Output Module designed and manufactured by General Electric for modern Mark VIe and Mark VIeS safety control architectures. Serving as an integrated node within the decentralized I/O layer, it combines a physical terminal configuration with a dedicated digital processing interface to handle structural control loops. This specific module acts as a localized data-collection block, translating external binary sensor inputs and field device statuses into standard system telemetry streams.
INTEGRATED PDIO STACK AND SIMPLEX LOGIC
The Discrete Input/Output Module circuit framework is a single integrated modular assembly conforming to Group 4 layout standards. The module incorporates a single PDIO I/O pack directly mated to an underlying IS200TDBS terminal board configuration. Operating in a Simplex I/O configuration, the single processing pack evaluates input signal transitions and executes binary-state algorithms independently, optimizing field-bus space without requiring triple-modular-redundant (TMR) footprints.
ISOLATED 48 V DC DISCRETE SENSING CHANNELS
The card coordinates external telemetry tracking via dedicated discrete sensing loops built to operate on a 48 V DC baseline value. Incoming contact status lines connect directly to the terminal segment, routing the inputs through internal digital processing nodes. To prevent high-voltage switching transients and field grounding shifts from migrating into the central processing cores, the discrete signal tracks feature localized digital isolation barriers and heavy-duty conformal coatings to suppress environmental exposure.
DIN RAIL MOUNTING AND FIELD LOGIC INTEGRATION
The hardware layout features an integrated backplate adapted for standard DIN rail surface mounting, enabling quick snap-in installation inside local termination cabinets. The board draws its internal distribution power directly through its system backplane bus connectors, allowing it to interface cleanly with master control processors without auxiliary external wiring harnesses. Built-in hardware watchdog logic continuously monitors internal execution timers, dropping task permissions immediately if an application loop failure is recorded.
WHY PARTNER WITH WORLD OF CONTROLS
World of Controls delivers reliable component protection for heavy power generation and industrial facilities running current-generation GE Mark VIe and Mark VIeS platforms. Every certified IS230TNDSH4A discrete module undergoes rigorous diagnostic testing inside live, running simulation enclosures. We evaluate input voltage state changes at 48 V DC, test data processing capabilities across the terminal-to-pack interface, verify network frame delivery to the central system backplane, and monitor performance parameters under thermal variations. WOC provides these modular assemblies in both UNUSED and REBUILT conditions.
What is the GE IS230TNDSH4A?
It is an integrated Discrete Input/Output Module manufactured exclusively by General Electric for Mark VIe and Mark VIeS turbine control networks. It houses a physical terminal interface coupled directly with an automated digital processing pack to collect 48 V DC discrete field contact data.
Does the IS230TNDSH4A require a separate terminal board to function in the field?
No, the module is supplied by the factory as a unified modular assembly. It features an integrated processing pack (PDIO) mechanically connected to its corresponding terminal board (TDBS), meaning it operates as a single, self-contained unit.
What type of hardware redundancy is supported by this specific module?
The IS230TNDSH4A is built to support a Simplex redundancy path. It features a single I/O pack configuration, making it suitable for applications where non-triplicated, high-density discrete processing is required.
What is the nominal sensing voltage rating for the discrete input channels?
The module is designed to accept and process discrete input signals using a nominal operational value of 48 V DC, protecting signal translation through internal hardware channels.
Can this module be broken down to replace only the terminal block section?
No, the assembly belongs to the factory-matched Group 4 series architecture. The underlying PCB, processing pack components, and internal communication paths are calibrated as a matched set, and the module should not be modified in the field.
How does World of Controls test an IS230TNDSH4A assembly before shipment?
Each module is integrated into a live Mark VIe testing chassis. We verify binary signal transitions across all input loops using a live 48 V DC source, confirm communications over the system network pathways, check error logs for watchdog faults, and test status indicators to ensure optimal field reliability.
