{"product_id":"6gk1503-3cb00-siemens-profibus-olm-g12-v4-0-optical-link-module","title":"6GK1503-3CB00 | Siemens PROFIBUS OLM\/G12 V4.0 Optical Link Module","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003eThe Siemens 6GK1503-3CB00 is a PROFIBUS Optical Link Module (OLM\/G12 V4.0) designed for extending PROFIBUS networks over glass fiber optic cables. It provides ring redundancy, galvanic isolation, and supports long-distance transmission up to 3 km, making it suitable for EMI-sensitive industrial environments.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e OLM\/G12 V4.0\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 6GK1503-3CB00\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterfaces:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e1 × RS-485 (9-pin Sub-D socket)\u003c\/li\u003e\n\u003cli\u003e2 × Optical interfaces (4 BFOC sockets for glass fiber)\u003c\/li\u003e\n\u003cli\u003e1 × Measuring output (2-pole terminal block)\u003c\/li\u003e\n\u003cli\u003e1 × Signaling contact (5-pole terminal block)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupported Protocols:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003ePROFIBUS: 9.6 kbps to 12 Mbps\u003c\/li\u003e\n\u003cli\u003ePROFIBUS PA: 45.45 kbps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptical Parameters:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eWavelength: 860 nm (multimode)\u003c\/li\u003e\n\u003cli\u003eMax. fiber length: 3 km (50\/125 μm or 62.5\/125 μm)\u003c\/li\u003e\n\u003cli\u003eOptical power: -16 dB (50\/125 μm), -13 dB (62.5\/125 μm)\u003c\/li\u003e\n\u003cli\u003eSensitivity: -28 dB\u003c\/li\u003e\n\u003cli\u003eAttenuation: up to 10 dB (50\/125 μm), up to 12 dB (62.5\/125 μm)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e24 V DC (range: 18.8–28.8 V)\u003c\/li\u003e\n\u003cli\u003eMax. current: 0.2 A\u003c\/li\u003e\n\u003cli\u003eFused input: Yes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignaling Contact:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eVoltage: 24 V DC\u003c\/li\u003e\n\u003cli\u003eMax. current: 0.1 A\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironmental Ratings:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eOperating temperature: 0°C to +60°C\u003c\/li\u003e\n\u003cli\u003eStorage\/transport: -40°C to +70°C\u003c\/li\u003e\n\u003cli\u003eHumidity: ≤ 95% RH (non-condensing)\u003c\/li\u003e\n\u003cli\u003eProtection class: IP40\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eWidth: 39.5 mm\u003c\/li\u003e\n\u003cli\u003eHeight: 112 mm\u003c\/li\u003e\n\u003cli\u003eDepth: 74.5 mm\u003c\/li\u003e\n\u003cli\u003eWeight: 340 g\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e 35 mm DIN rail or wall mount\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRedundancy Support:\u003c\/strong\u003e Ring redundancy enabled\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e UL 60950-1, CSA C22.2 No. 60950-1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMount securely using DIN rail or wall brackets\u003c\/li\u003e\n\u003cli\u003eUse BFOC connectors for glass fiber optic cables\u003c\/li\u003e\n\u003cli\u003eConnect RS-485 via 9-pin Sub-D socket\u003c\/li\u003e\n\u003cli\u003eSupply 24 V DC via terminal block; ensure correct polarity\u003c\/li\u003e\n\u003cli\u003eMaintain fiber bend radius and connector cleanliness\u003c\/li\u003e\n\u003cli\u003eConfigure ring redundancy if required\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":42568544256067,"sku":"6GK1503-3CB00","price":266.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0587\/5810\/3107\/files\/6GK1503-3CB00_3.png?v=1757643778","url":"https:\/\/www.plcdcspro.com\/products\/6gk1503-3cb00-siemens-profibus-olm-g12-v4-0-optical-link-module","provider":"PLC DCS Pro Ltd.","version":"1.0","type":"link"}