{"product_id":"omron-cj1w-od261-cj-series-64-point-transistor-output-module","title":"Omron CJ1W-OD261 CJ Series 64-point Transistor Output Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eProviding high-density digital output capacity for CJ-series control architectures, the \u003cstrong\u003eOmron CJ1W-OD261\u003c\/strong\u003e module features \u003cstrong\u003e64 sinking (NPN) transistor outputs\u003c\/strong\u003e across a highly compact footprint. This module is engineered specifically for high-volume automated systems requiring fast response times, space efficiency, and robust switching capabilities. By utilizing two high-density \u003cstrong\u003e40-pin connectors\u003c\/strong\u003e, it significantly reduces the physical cabinet space required compared to traditional terminal-block-style modules, making it an ideal choice for complex, space-constrained automation panels.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; padding-left: 1.5rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003e64-Point High-Density Design:\u003c\/strong\u003e Maximizes PLC slot utilization by providing 64 individual outputs within a single standard CJ-series module width.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSinking (NPN) Outputs:\u003c\/strong\u003e Tailored for switching DC loads by pulling the output signal to the 0V common line.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e40-Pin Connection Interface:\u003c\/strong\u003e Equipped with two 40-pin connectors to enable secure, fast pre-fabricated cable installations and reduce point-to-point wiring errors.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFast Response Times:\u003c\/strong\u003e Features rapid ON\/OFF response delays suitable for high-speed triggering and synchronization tasks.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSeamless System Integration:\u003c\/strong\u003e Fully compatible with Omron CJ1G, CJ1H, CJ1M, and NJ-series controller platforms.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; padding-left: 1.5rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003eSemiconductor manufacturing tools and sorting lines\u003c\/li\u003e\n  \u003cli\u003eHigh-speed packaging and filling machinery\u003c\/li\u003e\n  \u003cli\u003eMulti-axis pick-and-place assembly stations\u003c\/li\u003e\n  \u003cli\u003ePneumatic solenoid valve manifold control\u003c\/li\u003e\n  \u003cli\u003eIndicator panels and industrial annunciator control\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; width: 100%; margin-bottom: 1.5rem;\"\u003e\n  \u003ctable style=\"border-collapse: collapse; width: 100%; color: #2d3748;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #2b6cb0;\"\u003e\n        \u003cth style=\"padding: 0.75rem; text-align: left; font-weight: bold;\"\u003eParameter\u003c\/th\u003e\n        \u003cth style=\"padding: 0.75rem; text-align: left; font-weight: bold;\"\u003eSpecification\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eOmron\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eModel Number\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eCJ1W-OD261\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eModule Type\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eBasic Digital Output Unit\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eI\/O Bus Type\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eCJ I\/O Bus\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eNumber of Outputs\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e64\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eOutput Type\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eTransistor (NPN \/ Sinking)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eRated Operating Voltage\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e12 VDC to 24 VDC\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eOperating Voltage Range\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e10.2 VDC to 26.4 VDC\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eMaximum Output Current\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e0.3 A per point, 1.6 A per common, 6.4 A per unit\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eExternal Connections\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eTwo 40-pin MIL\/Fujitsu connectors\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eInternal Current Consumption\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e170 mA at 5 VDC (from CJ-series backplane)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eNet Weight\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e0.11 kg\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eEmpirical Engineering Insights\u003c\/h3\u003e\n\u003ch4\u003eAlternative Models \u0026amp; Compatibility\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eWhen replacing older output systems, verify if the existing installation uses the CJ1W-OD261 (NPN sinking) or the CJ1W-OD262 (PNP sourcing). These modules are not directly interchangeable without modifying external wiring and field device configurations. The unit retains 100% form-factor compatibility with both standard CJ1 and advanced CJ2 series racks, as well as NJ\/NX series remote expansion chassis.\u003c\/p\u003e\n\n\u003ch4\u003eApplication Pitfalls \u0026amp; Engineering Notes\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eEnsure total load calculations take into account the 1.6 A common terminal current limit. Sinks exceeding this value under continuous operation can lead to thermal fatigue of internal trace circuits, causing localized module failures even if individual point draws are well below 0.3 A. Inductive loads like large DC solenoids or relays must be paired with external suppression diodes to eliminate back-EMF spikes that can degrade output switching transistors over time.\u003c\/p\u003e\n\n\u003ch4\u003eCommissioning \u0026amp; Wiring Tips\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eTo prevent complex field-wiring debugging, it is highly recommended to use Omron's pre-fabricated G79 series connector cables coupled with dedicated XW2B or XW2D series terminal interface blocks. Using manual soldering or custom crimping on 40-pin connectors significantly increases commissioning time and introduces risk of short circuits across adjacent output channels.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cdiv style=\"background-color: #fff5f5; border-left: 4px solid #c53030; padding: 1rem; margin-bottom: 1.5rem; border-radius: 4px;\"\u003e\n  \u003cstrong style=\"color: #9b2c2c; display: block; margin-bottom: 0.5rem;\"\u003eCRITICAL WARNING\u003c\/strong\u003e\n  \u003cp style=\"color: #9b2c2c; margin: 0;\"\u003eDe-energize all primary system power sources and lock out the main disconnect switch before inserting or removing the output module. Never insert or remove this unit while the backplane is powered. Failure to comply can result in permanent damage to the PLC CPU, backplane connections, and the internal logic circuit of the I\/O module.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003col style=\"list-style-type: none; padding-left: 0; margin-bottom: 1.5rem; color: #2d3748;\"\u003e\n  \u003cli style=\"margin-bottom: 1rem; display: flex; align-items: flex-start;\"\u003e\n    \u003cspan style=\"width: 24px; height: 24px; border-radius: 50%; background-color: #2b6cb0; color: #ffffff; display: inline-flex; justify-content: center; align-items: center; margin-right: 0.75rem; font-weight: bold; flex-shrink: 0;\"\u003e1\u003c\/span\u003e\n    \u003cdiv\u003e\n      \u003cstrong\u003eMounting the Module:\u003c\/strong\u003e Align the upper hook of the module housing onto the CJ-series backplane track and rotate downwards until the lower locking lever clicks firmly into place.\n    \u003c\/div\u003e\n  \u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 1rem; display: flex; align-items: flex-start;\"\u003e\n    \u003cspan style=\"width: 24px; height: 24px; border-radius: 50%; background-color: #2b6cb0; color: #ffffff; display: inline-flex; justify-content: center; align-items: center; margin-right: 0.75rem; font-weight: bold; flex-shrink: 0;\"\u003e2\u003c\/span\u003e\n    \u003cdiv\u003e\n      \u003cstrong\u003eConnecting Interface Cables:\u003c\/strong\u003e Align the keyways of the 40-pin connector on the pre-wired harness with the mating key on the module's face. Push straight in until the locking ears snap securely closed.\n    \u003c\/div\u003e\n  \u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 1rem; display: flex; align-items: flex-start;\"\u003e\n    \u003cspan style=\"width: 24px; height: 24px; border-radius: 50%; background-color: #2b6cb0; color: #ffffff; display: inline-flex; justify-content: center; align-items: center; margin-right: 0.75rem; font-weight: bold; flex-shrink: 0;\"\u003e3\u003c\/span\u003e\n    \u003cdiv\u003e\n      \u003cstrong\u003eExternal Power Integration:\u003c\/strong\u003e Apply external 12-24 VDC power to the dedicated power supply pins on the connector blocks. Confirm correct polarity to prevent reverse voltage protection loops from tripping.\n    \u003c\/div\u003e\n  \u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Omron","offers":[{"title":"Default Title","offer_id":53077902721387,"sku":"CJ1W-OD261","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/cj1w-od261-sb4zcdtd0d4.png?v=1775733535","url":"https:\/\/www.plcprotech.com\/de\/products\/omron-cj1w-od261-cj-series-64-point-transistor-output-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}