{"product_id":"st-1218-emerson-ge-rsti-8-point-24v-dc-input-slice","title":"ST-1218 | Emerson GE | RSTi 8-Point 24V DC Input Slice","description":"\u003ch3\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eST-1218 (Part Number: ST-1218)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a high-density distributed I\/O slice module belonging to the Emerson\/GE RSTi series (originally manufactured by Crevis). This module is engineered for modern decentralized control architectures, providing 8 discrete input channels to interface field sensors with a centralized PLC or industrial PC via a network adapter.\u003c\/p\u003e\n\u003cp\u003eDesigned for industrial versatility, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eST-1218 (Model: ST-1218)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esupports both 12V and 24V DC logic levels, ensuring seamless compatibility with proximity switches, limit switches, and photoelectric sensors. Its compact \"slice\" form factor optimizes cabinet rail space, while the modular design allows for incremental scaling of I\/O points. To ensure high system availability, the module incorporates photocoupler-based galvanic isolation, shielding the internal system bus from field-side electrical noise and surges common in high-EMI industrial environments.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eST-1218\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eprovides high-speed discrete signal processing with the following electrical characteristics:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e: Crevis (for GE \/ Emerson)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Series\u003c\/strong\u003e: RSTi Distributed I\/O\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e:\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eST-1218\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInput Channels\u003c\/strong\u003e: 8 Digital Inputs (Sink\/Source type)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInput Voltage\u003c\/strong\u003e: 12V DC \/ 24V DC Nominal\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eVoltage Range\u003c\/strong\u003e: 11V DC to 28.8V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInput Current\u003c\/strong\u003e: 4mA to 6mA per channel depending on voltage\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eON Voltage Level\u003c\/strong\u003e: Greater than 11V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOFF Voltage Level\u003c\/strong\u003e: Less than 5V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInput Filter\u003c\/strong\u003e: 3.0ms typical (Software configurable via network adapter)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIsolation\u003c\/strong\u003e: Photocoupler isolation between I\/O and Logic\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eField Connection\u003c\/strong\u003e: Removable Spring-clamp terminal block\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStatus Indicators\u003c\/strong\u003e: 8 Green LED Input Status, 1 Red\/Green Module Status LED\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBus Power Consumption\u003c\/strong\u003e: Max 30mA @ 5.0V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e: -20 °C to +60 °C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStorage Temperature\u003c\/strong\u003e: -40 °C to +85 °C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e: 12mm x 99mm x 70mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GE Fanuc","offers":[{"title":"Default Title","offer_id":42870822764634,"sku":"ST-1218","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/208..jpg?v=1772074292","url":"https:\/\/www.spareoil.com\/products\/st-1218-emerson-ge-rsti-8-point-24v-dc-input-slice","provider":"SpareOil Automation","version":"1.0","type":"link"}