{"product_id":"ge-is20osnrlh2a-is230snrlh2a-discrete-output-relay-module","title":"GE IS20OSNRLH2A（IS230SNRLH2A) Discrete Output Relay Module","description":"\u003cp\u003eThe \u003cstrong\u003eGE IS230SNRLH2A\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eIS200TRLYH2A\u003c\/strong\u003e Discrete Output Relay Module, operates as a dedicated hardware component for contact switching and field device actuation within Mark VIe and Mark VIeS turbine control systems. This DIN-rail mounted assembly serves as a direct physical and electrical execution interface, deploying 12 Form-C mechanical relays to switch heavy field-side elements including solenoids, external alarms, and drive contactors.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIS230SNRLH2A (Full Module Assembly):\u003c\/strong\u003e Identifies the complete physical device configuration enclosed in its industrial protective housing carrier. This model integrates the underlying circuit tracks with an active processor pack and Euro-style box terminal strips configured for simplex topology networks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIS200TRLYH2A \/ IS20OSNRLH2A (Base Terminal Board):\u003c\/strong\u003e Designates the internal base printed circuit board assembly (PCBA) element. It houses the primary 12 Form-C changeover relays, structural surface-mount components, conformal insulation layer, and the D-shell female connector ports.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eIS230SNRLH2A \/ IS20OSNRLH2A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eGE (General Electric)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.14 kg net hardware mass profile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e15.9 cm x 17.8 cm x 6.8 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-40 to +70 deg C extended environmental envelope\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eDiscrete Output Relay Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Capacity\u003c\/td\u003e\n\u003ctd\u003e12 Form-C relays (Changeover architecture)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelay Load Rating (DC)\u003c\/td\u003e\n\u003ctd\u003e24 VDC @ 5 A; 48 VDC @ 1.2 A; 125 VDC @ 0.6 A continuous\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Mode\u003c\/td\u003e\n\u003ctd\u003eSimplex configuration (Non-redundant signal deployment)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminal Interface\u003c\/td\u003e\n\u003ctd\u003eEuro-style box terminal blocks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector Interface\u003c\/td\u003e\n\u003ctd\u003eD-shell female connection matrix\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCircuit Technology\u003c\/td\u003e\n\u003ctd\u003eSurface-mount technology (SMT) layout design\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnvironmental Protection\u003c\/td\u003e\n\u003ctd\u003eFactory-applied conformal board coating choice\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHazardous Certifications\u003c\/td\u003e\n\u003ctd\u003eUL E2067685, Class I Division 2, Groups A, B, C, D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eIndustrial Control and Drive Dynamics\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBackplane Bus Communication Velocity and Processing Matrix:\u003c\/strong\u003e The module routes serialized logic commands from the host controller directly across the female D-shell network plug into internal driver registers. This discrete architecture maintains steady signal translation metrics, triggering relay coils without inducing process latencies or software-based scan lags.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/O Density Scaling and Continuous Load Handling:\u003c\/strong\u003e The hardware consolidates 12 independent Form-C output channels onto a single 15.9 cm x 17.8 cm footprint. The surface-mount trace configurations are sized to support concurrent load matrices—such as 24 VDC lines pulling a full 5 A—while minimizing localized thermal buildup under extended continuous duties.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can this simplex relay module be wired to support a Triple Modular Redundant (TMR) voting structure?\u003c\/p\u003e\n\u003cp\u003eA: No. The internal electrical copper pathways, trace distribution, and signal paths of the \u003cstrong\u003eIS230SNRLH2A\u003c\/strong\u003e are explicitly engineered to run in simplex mode only. It lacks the redundant terminal headers and shared trace splits needed to distribute coil loads across three independent processing channels.\u003c\/p\u003e\n\u003cp\u003eQ: How does the choice of external operating voltage affect the continuous contact current thresholds?\u003c\/p\u003e\n\u003cp\u003eA: The contact ratings are bounded by the inductive arcing profiles of the chosen voltage. The mechanical contacts safely commute up to 5 A under a low-voltage 24 VDC threshold, but the current limit scales down sharply to 1.2 A at 48 VDC, and drops to a maximum of 0.6 A when handling heavy 125 VDC station battery lines.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis Layout Alignment, Clearance Constraints, and Mechanical Seating:\u003c\/strong\u003e Snap the module carrier base firmly onto a grounded, standard industrial DIN rail within the enclosure. Maintain a minimum 50 mm convective cooling gap around the perimeter housing vents to facilitate continuous thermal dissipation and allow unhindered access to the Euro-style terminal screws.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConductor Separation, Wireway Constraints, and Shield Grounding:\u003c\/strong\u003e Route all inductive relay load cables inside panel channels that are physically separated from high-speed Ethernet cables or sensitive low-voltage analog instrumentation lines. Connect all external signal wire shields to a separate panel bracket to prevent field-side inductive cross-talk fields from penetrating the surface-mount logic layers.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":47904042811582,"sku":"IS20OSNRLH2A（IS230SNRLH2A)","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/screenshot_2026-06-30_10-39-10_5d7f8f00-f6fa-45f4-a0a4-aff0de8e4338.png?v=1782973146","url":"https:\/\/www.autooiltech.com\/products\/ge-is20osnrlh2a-is230snrlh2a-discrete-output-relay-module","provider":"AutoOilTech Limited","version":"1.0","type":"link"}