{"product_id":"allen-bradley-1719-ij-1-channel-ex-i-o-frequency-counter-module","title":"Allen-Bradley 1719-IJ 1-Channel Ex I\/O Frequency Counter Module","description":"\u003ch2 style=\"color: #2c3e50; padding-bottom: 0; margin-top: 25px; margin-bottom: 15px;\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cp style=\"line-height: 1.5; color: #000000; margin-bottom: 30px;\"\u003e\n  The Allen-Bradley \u003cstrong style=\"color: #003366;\"\u003e1719-IJ\u003c\/strong\u003e is a specialized Frequency Counter module within the Ex I\/O platform, precision-engineered by Rockwell Automation. Designed for accurate signal counting and frequency measurement, this 1-channel module is optimized for integration into intrinsically safe systems. It operates on a stable 12V DC supply and is built to withstand industrial rigors, providing reliable performance in temperatures ranging from -20 to 60 °C. Its robust architecture is specifically tailored to minimize the impact of EMI\/RFI, ensuring signal integrity in complex electrical environments.\n\u003c\/p\u003e\n\n\u003ch2 style=\"color: #2c3e50; margin-top: 35px; margin-bottom: 15px;\"\u003eCore Technical Advantages\u003c\/h2\u003e\n\n\u003ch3 style=\"color: #2c3e50; font-size: 1.1em; margin-bottom: 8px;\"\u003eHigh-Precision Signal Processing\u003c\/h3\u003e\n\u003cp style=\"line-height: 1.5; color: #000000; margin-bottom: 20px;\"\u003e\n  The 1719-IJ is defined by its exceptional linearity. It provides highly accurate readings across its entire operational frequency range, making it suitable for critical applications such as flow measurement, turbine speed monitoring, and precise pulse counting.\n\u003c\/p\u003e\n\n\u003ch3 style=\"color: #2c3e50; font-size: 1.1em; margin-bottom: 8px;\"\u003eIntrinsically Safe Ex I\/O Design\u003c\/h3\u003e\n\u003cp style=\"line-height: 1.5; color: #000000; margin-bottom: 20px;\"\u003e\n  As part of the 1719 series, this module is built for hazardous area connectivity. Its internal resistance of 1 KΩ and 12V DC operating profile are designed to meet the strict energy-limiting requirements of intrinsically safe circuits, allowing for safer deployment in potentially explosive atmospheres.\n\u003c\/p\u003e\n\n\u003ch3 style=\"color: #2c3e50; font-size: 1.1em; margin-bottom: 8px;\"\u003eIndustrial Durability\u003c\/h3\u003e\n\u003cp style=\"line-height: 1.5; color: #000000; margin-bottom: 35px;\"\u003e\n  With a total weight of 1.02 kg and a wide operating temperature envelope, the module is built for longevity. It utilizes unshielded wire types with sizes up to 1.5 mm², providing flexible wiring options while maintaining a compact and secure form factor within the I\/O chassis.\n\u003c\/p\u003e\n\n\u003ch2 style=\"color: #2c3e50; margin-top: 35px; margin-bottom: 15px;\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-bottom: 40px; border: 1px solid #dfe4e8; color: #000000;\"\u003e\n  \u003ctbody\u003e\n    \u003ctr style=\"background-color: #f4f6f8;\"\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dfe4e8; font-weight: bold; width: 40%;\"\u003eModel Number\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dfe4e8;\"\u003e1719-IJ\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dfe4e8; font-weight: bold;\"\u003eNumber of Channels\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dfe4e8;\"\u003e1 Channel\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f4f6f8;\"\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dfe4e8; font-weight: bold;\"\u003eOperating Voltage\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dfe4e8;\"\u003e12 Volts DC\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dfe4e8; font-weight: bold;\"\u003eInternal Resistance\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dfe4e8;\"\u003e1 KΩ\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f4f6f8;\"\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dfe4e8; font-weight: bold;\"\u003eProduct Weight\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dfe4e8;\"\u003e1.02 kg\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dfe4e8; font-weight: bold;\"\u003eOperating Temperature\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dfe4e8;\"\u003e-20 to 60 °C\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f4f6f8;\"\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dfe4e8; font-weight: bold;\"\u003eWire Compatibility\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dfe4e8;\"\u003e0.14 to 1.5 mm²\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2 style=\"color: #2c3e50; margin-top: 35px; margin-bottom: 15px;\"\u003eInstallation \u0026amp; Wiring Notes\u003c\/h2\u003e\n\u003cul style=\"line-height: 1.6; color: #000000; margin-bottom: 40px;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTerminal Torque:\u003c\/strong\u003e Ensure terminal screws are tightened between 0.22 and 0.25 N-m to maintain secure electrical contact without damaging the module connectors.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNoise Abatement:\u003c\/strong\u003e While the 1719-IJ is engineered to minimize noise susceptibility, always follow standard industrial wiring practices and separate signal wires from high-voltage AC cables.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHazardous Areas:\u003c\/strong\u003e Verify that the installation complies with all local and international codes for intrinsically safe Ex I\/O systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2 style=\"color: #2c3e50; margin-top: 35px; margin-bottom: 15px;\"\u003eTechnical FAQs\u003c\/h2\u003e\n\n\u003cp style=\"margin-bottom: 4px; font-weight: bold; color: #2c3e50;\"\u003eQ1: What are the primary applications for the 1719-IJ?\u003c\/p\u003e\n\u003cp style=\"margin-top: 0; margin-bottom: 15px; color: #000000;\"\u003eA1: It is primarily used for frequency measurement and pulse counting from field devices like flow meters, encoders, or tachometers located in hazardous industrial zones.\u003c\/p\u003e\n\n\u003cp style=\"margin-bottom: 4px; font-weight: bold; color: #2c3e50;\"\u003eQ2: Can I use unshielded wire with this module?\u003c\/p\u003e\n\u003cp style=\"margin-top: 0; margin-bottom: 15px; color: #000000;\"\u003eA2: Yes, the module is specified for unshielded wire types; however, using proper wire sizes (0.14 to 1.5 mm²) is critical for meeting safety and performance specifications.\u003c\/p\u003e\n\n\u003cp style=\"margin-bottom: 4px; font-weight: bold; color: #2c3e50;\"\u003eQ3: How does the 1719-IJ handle electrical interference?\u003c\/p\u003e\n\u003cp style=\"margin-top: 0; margin-bottom: 20px; color: #000000;\"\u003eA3: The module is designed with a robust input filter and high-quality circuitry to maintain linear, accurate signal processing even in the presence of common electrical noise found on factory floors.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":51050728980612,"sku":"1719-IJ","price":127.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/7454\/7844\/files\/1719-IJ_2d8fa6dd-1c63-4a99-8cc6-f848a8a0a022.jpg?v=1777383690","url":"https:\/\/www.etowonauto.com\/nb\/products\/allen-bradley-1719-ij-1-channel-ex-i-o-frequency-counter-module","provider":"Etowon Auto","version":"1.0","type":"link"}