{"product_id":"allen-bradley-1756-ob16i-controllogix-isolated-discrete-dc-output-module","title":"Allen-Bradley 1756-OB16I ControlLogix Isolated Discrete DC Output Module","description":"\u003cp\u003e\u003cstrong\u003eAllen-Bradley 1756-OB16I\u003c\/strong\u003e is a one-slot ControlLogix digital output module with 16 individually isolated 10–30 VDC outputs. Each point can be wired for sinking or sourcing operation. The module is not electronically fused.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003e1756-OB16I specification\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutputs\u003c\/td\u003e\n\u003ctd\u003e16, individually isolated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage category\u003c\/td\u003e\n\u003ctd\u003e12\/24 VDC sink\/source\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating voltage\u003c\/td\u003e\n\u003ctd\u003e10–30 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePilot duty\u003c\/td\u003e\n\u003ctd\u003e2 A (DC-13SQ)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput delay\u003c\/td\u003e\n\u003ctd\u003e1 ms maximum Off-to-On; 2 ms maximum On-to-Off\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent per point\u003c\/td\u003e\n\u003ctd\u003e2 A at 30 °C; linearly derated to 1 A at 60 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent per module\u003c\/td\u003e\n\u003ctd\u003e8 A at 30 °C; linearly derated to 4 A at 60 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurge current\u003c\/td\u003e\n\u003ctd\u003e4 A for 10 ms per point, repeatable every 2 seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum load current\u003c\/td\u003e\n\u003ctd\u003e1 mA per point\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOff-state leakage\u003c\/td\u003e\n\u003ctd\u003e0.5 mA maximum per point\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOn-state voltage drop\u003c\/td\u003e\n\u003ctd\u003e1.2 VDC maximum at 2 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane current\u003c\/td\u003e\n\u003ctd\u003e350 mA at 5.1 V; 2.5 mA at 24 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal backplane power\u003c\/td\u003e\n\u003ctd\u003e1.8 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower dissipation\u003c\/td\u003e\n\u003ctd\u003e3.6 W maximum at 60 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating temperature\u003c\/td\u003e\n\u003ctd\u003e0–60 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eConnections and Protection\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCompatible removable terminal blocks: 1756-TBCH or 1756-TBS6H.\u003c\/li\u003e\n\u003cli\u003eThe RTB is ordered separately; the module uses a 36-pin connection.\u003c\/li\u003e\n\u003cli\u003eOutputs are not protected by internal fusing. Rockwell Automation recommends a fused interface module where output protection is required.\u003c\/li\u003e\n\u003cli\u003eEach output supports Hold Last State, On, or Off for Program and Fault modes. Off is the default.\u003c\/li\u003e\n\u003cli\u003eIsolation rating: 250 V continuous from outputs to backplane; 125 V continuous output-to-output, basic insulation type.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDimensions and Shipping Record\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct dimensions (H × W × D)\u003c\/td\u003e\n\u003ctd\u003e144.5 × 35.1 × 140.3 mm, from Rockwell Automation drawing ABIOM021\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSlot width\u003c\/td\u003e\n\u003ctd\u003e1 ControlLogix slot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure\u003c\/td\u003e\n\u003ctd\u003eOpen-style\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping weight\u003c\/td\u003e\n\u003ctd\u003e1.0 kg in the PLC ProTech store record; this is not stated as manufacturer net mass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eReplacement Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRecord whether each field circuit is wired as sinking or sourcing before moving the RTB.\u003c\/li\u003e\n\u003cli\u003eDo not substitute a grouped-common or electronically fused output module without reviewing the field circuit and protection scheme.\u003c\/li\u003e\n\u003cli\u003eConfirm the RTB catalog number and keying before shutdown.\u003c\/li\u003e\n\u003cli\u003eBack up the controller project and record the module series, firmware, electronic keying, Program-mode state, and Fault-mode state.\u003c\/li\u003e\n\u003cli\u003eCheck load current at the actual cabinet temperature. The 2 A point rating does not apply unchanged at 60 °C.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":53770308649323,"sku":"1756-OB16I","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/1756-OB16I_1200x1200_fee788f7-82ae-4e09-beaa-f4f1abcfcd7c.jpg?v=1787740937","url":"https:\/\/www.plcprotech.com\/products\/allen-bradley-1756-ob16i-controllogix-isolated-discrete-dc-output-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}