{"product_id":"1734-ir2-industrial-automation-module-reliable-by-allen-bradley","title":"1734-IR2 Industrial Automation Module - Reliable by Allen-Bradley","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThe Allen-Bradley 1734-IR2 is a Resistance Temperature Detector (RTD) input module from the POINT I\/O series. It provides two single-ended, non-isolated input channels, each capable of reading a wide range of RTD sensors, including 100 Pt α = 0.00385, 200 Pt α = 0.00385, 100 Pt α = 0.003916, 200 Pt α = 0.003916, 10 Cu α = 0.00427, 100 Ni α = 0.00618, 120 Ni α = 0.00618, and 120 Ni α = 0.00672. Additionally, it accepts direct wiring of 0-600 Ω analog signals, making it a versatile choice for temperature and resistance measurement.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cp\u003eKey specifications of the 1734-IR2 include:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModule Type:\u003c\/strong\u003e RTD \/ Resistance input module\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e POINT I\/O\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo. of Inputs:\u003c\/strong\u003e 2 single-ended, non-isolated channels\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResolution:\u003c\/strong\u003e 16 bits – 9.5 mΩ\/cnt; 0.03 °C\/cnt (Pt385 @ 25 °C) or 0.05 °F\/cnt (Pt385 @ 77 °F)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAbsolute Accuracy:\u003c\/strong\u003e 0.1% Full Scale @ 25 °C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Step Response (per channel):\u003c\/strong\u003e 60 ms @ Notch = 50 Hz; 50 ms @ 60 Hz; 30 ms @ 100 Hz; 25 ms @ 120 Hz; 15 ms @ 200 Hz; 13 ms @ 240 Hz; 10 ms @ 300 Hz; 8 ms @ 400 Hz; 6 ms @ 480 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Update Rate (per module):\u003c\/strong\u003e 40 ms @ 50 Hz; 33 ms @ 60 Hz (default); 20 ms @ 100 Hz; 17 ms @ 120 Hz; 10 ms @ 200 Hz; 8 ms @ 240 Hz; 7 ms @ 300 Hz; 5 ms @ 400 Hz; 4 ms @ 480 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent Draw:\u003c\/strong\u003e 220 mA @ 5V dc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Dissipation:\u003c\/strong\u003e 1.0 W @ 28.8V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsolation Voltage:\u003c\/strong\u003e 50 Volts Continuous\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal Dissipation:\u003c\/strong\u003e 3.3 BTU\/hour\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e -20 to 55 °C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (H x W x D):\u003c\/strong\u003e 2.21 x 0.47 x 2.97 in. (56 x 12 x 75.5 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.08 lb (0.036 kg)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosure Type Rating:\u003c\/strong\u003e None (open-style)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModule Location:\u003c\/strong\u003e 1734-TB, 1734-TBS, 1734-TOP, or 1734-TOPS wiring base assembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConversion Type:\u003c\/strong\u003e Delta Sigma\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eData Format:\u003c\/strong\u003e Signed Integer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKeyswitch Position:\u003c\/strong\u003e 6\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eIndustry Applications\u003c\/h2\u003e\u003cp\u003eThe 1734-IR2 is ideal for applications requiring precise temperature monitoring and resistance measurement. Common uses include:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProcess Control:\u003c\/strong\u003e Monitor RTD sensors in chemical or food processing lines to ensure product quality.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMachine Monitoring:\u003c\/strong\u003e Track bearing temperatures or motor windings in industrial machinery to predict failures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHVAC Systems:\u003c\/strong\u003e Measure temperature in large commercial buildings to optimize energy usage.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIts compatibility with a wide range of RTD types and resistance inputs makes it a flexible solution for diverse industrial environments.\u003c\/p\u003e\u003ch2\u003eInstallation \u0026amp; Setup\u003c\/h2\u003e\u003cp\u003eThe 1734-IR2 mounts onto a 1734-TB, 1734-TBS, 1734-TOP, or 1734-TOPS wiring base assembly. Ensure the module is inserted with the correct keyswitch position (position 6) to prevent mismatching. Wire the RTD sensors or resistance inputs to the appropriate terminals on the base. Set the notch filter frequency via software to match your power line frequency (50 Hz or 60 Hz) for optimal noise rejection. The module automatically configures when connected to a POINT I\/O network.\u003c\/p\u003e\u003ch2\u003eMaintenance \u0026amp; Reliability\u003c\/h2\u003e\u003cp\u003eWith no moving parts and a robust design, the 1734-IR2 requires minimal maintenance. Regularly inspect wiring connections for corrosion or looseness, especially in high-vibration environments. Keep the module clean and free of dust, as the open-style enclosure offers no environmental protection. Operating within the specified temperature range (-20 to 55 °C) ensures long-term reliability and consistent accuracy.\u003c\/p\u003e\u003ch2\u003eCompatibility \u0026amp; Integration\u003c\/h2\u003e\u003cp\u003eAs part of the POINT I\/O series, the 1734-IR2 integrates seamlessly with Rockwell Automation control platforms, including CompactLogix and ControlLogix systems. It communicates over the POINT I\/O backplane, eliminating the need for additional interface modules. The module supports direct connection to a wide array of RTD sensors and resistance inputs, providing straightforward integration into existing automation architectures.\u003c\/p\u003e\u003ch2\u003eBuying Guide\u003c\/h2\u003e\u003cp\u003eWhen selecting the 1734-IR2, verify that your system has an available POINT I\/O slot and the correct wiring base (1734-TB, 1734-TBS, 1734-TOP, or 1734-TOPS). Confirm the sensor types you plan to use are within the supported list. For genuine Allen-Bradley parts and reliable supply, consider PLC Source PRO as your automation partner—offering quality products and expert support for your control system needs.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default","offer_id":44434647351395,"sku":"1734-IR2","price":225.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0678\/8635\/0435\/files\/1734-232ASC_4d7217a8-bb0d-4836-a17f-f4b71b254e92.jpeg?v=1785765401","url":"https:\/\/www.plcsourcepro.com\/he\/products\/1734-ir2-industrial-automation-module-reliable-by-allen-bradley","provider":"PLC Source PRO","version":"1.0","type":"link"}