{"product_id":"allen-bradley-1734-ij-point-i-o-incremental-encoder-module","title":"Allen-Bradley 1734-IJ POINT I\/O Incremental Encoder Module","description":"\u003cp\u003eConfigured for high-speed pulse counting and position feedback execution in POINT I\/O system architectures, the \u003cstrong\u003eAllen-Bradley 1734-IJ\u003c\/strong\u003e (\u003cstrong\u003e1734-IJ\u003c\/strong\u003e Incremental Encoder Module) provides direct physical\/electrical execution.\u003c\/p\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\u003e1734-IJ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley \/ Rockwell Automation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA \/ Mexico\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.06 lbs (0.03 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e0.47 x 2.21 x 2.97 inches (12 x 56 x 75 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 to 55 deg C (-4 to 131 deg F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e1.1 W maximum power dissipation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePOINTBus Current Draw\u003c\/td\u003e\n\u003ctd\u003e160 mA maximum at 5 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Input Type\u003c\/td\u003e\n\u003ctd\u003e5 VDC differential (A, B, Z channels)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCounter Capacity\u003c\/td\u003e\n\u003ctd\u003e1 counter channel, 24-bit binary value (0 to 16,777,215)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Frequency\u003c\/td\u003e\n\u003ctd\u003e1 MHz, 500 kHz, or 250 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBase Assembly Compatibility\u003c\/td\u003e\n\u003ctd\u003e1734-TB, 1734-TBS, 1734-TB3, 1734-TB3S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e50 V continuous continuous field-to-system\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003ePOINTBus Protocol and I\/O Density Scaling\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOnboard counter processing processes high-speed 5 VDC pulse inputs at frequencies up to 1 MHz without overloading CPU controller scan cycles.\u003c\/li\u003e\n\u003cli\u003eDirect backplane register mapping produces up to 10 bytes of scanner input data and consumes 1 byte of I\/O data per active module slot.\u003c\/li\u003e\n\u003cli\u003eOptimized hardware firmware ensures low-latency signal acquisition and deterministic backplane bus communication velocity across distributed POINT I\/O racks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What key position setting must be established on the mounting base prior to installing the 1734-IJ?\u003c\/p\u003e\n\u003cp\u003eA: The terminal base mechanical keyswitch position must be set to position 2 before inserting the module.\u003c\/p\u003e\n\u003cp\u003eQ: What is the maximum backplane current draw for the 1734-IJ encoder card on the 5 VDC POINTBus?\u003c\/p\u003e\n\u003cp\u003eA: The module draws a maximum of 160 mA from the 5 VDC backplane bus.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRotate the mechanical keyswitch on the compatible 1734 wiring base (1734-TB, 1734-TBS, 1734-TB3, or 1734-TB3S) to position 2.\u003c\/li\u003e\n\u003cli\u003eMount the base unit onto a grounded 35 mm DIN rail inside a protective panel enclosure.\u003c\/li\u003e\n\u003cli\u003eWire 5 VDC differential encoder signals (A, B, Z returns) using 22 to 14 AWG shielded twisted-pair copper conductors.\u003c\/li\u003e\n\u003cli\u003eConnect the cable shield braid to a single ground point at the panel terminal block to prevent high-frequency noise interference on pulse lines.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":45307407958131,"sku":"1734-IJ","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/screenshot_2026-08-04_14-31-47_2af0df58-093f-4374-8b85-734018c11695.png?v=1785893213","url":"https:\/\/www.dcssupplier.com\/products\/allen-bradley-1734-ij-point-i-o-incremental-encoder-module","provider":"DcsSupplier Limited","version":"1.0","type":"link"}