{"product_id":"bently-nevada-3500-77m-176449-07-industrial-automation-module","title":"Bently Nevada 3500\/77M 176449-07 Industrial Automation Module","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eBently Nevada 3500\/77M 176449-07\u003c\/strong\u003e is a dedicated pressure monitor designed for continuous monitoring of cylinder pressure in reciprocating compressors. This Industrial Automation Module accepts up to four channels of Bently Nevada approved positive voltage pressure transducers (psia) and provides real-time measurement of critical parameters. With its robust construction and precise signal conditioning, the 3500\/77M 176449-07 ensures reliable operation in demanding environments.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cp\u003eThe 3500\/77M 176449-07 offers a comprehensive set of specifications that make it suitable for a wide range of industrial applications. Below are the key parameters:\u003c\/p\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Channels\u003c\/td\u003e\n\u003ctd\u003e1 to 4 channels of Bently Nevada approved positive voltage pressure transducers (psia)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Response\u003c\/td\u003e\n\u003ctd\u003e0 to 5.5 kHz on all configured pressure channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePressure Accuracy\u003c\/td\u003e\n\u003ctd\u003e±0.5% of full-range at +25°C; ±1.0% over –30°C to +65°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Impedance\u003c\/td\u003e\n\u003ctd\u003e50 kΩ (Internal\/External Termination Cylinder Pressure I\/O)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e7.8 Watts with transducer supplies at full load\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransducer Power Supply\u003c\/td\u003e\n\u003ctd\u003e+23.0 ± 0.8 Vdc with 24.5 mA current limiting per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-30°C to +65°C (with I\/O module)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-40°C to +85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity\u003c\/td\u003e\n\u003ctd\u003e95% non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMonitor Module Dimensions\u003c\/td\u003e\n\u003ctd\u003e241.3 mm x 24.4 mm x 241.8 mm (9.50 in x 0.96 in x 9.52 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMonitor Module Weight\u003c\/td\u003e\n\u003ctd\u003e0.91 kg (2.0 lb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eI\/O Module Dimensions\u003c\/td\u003e\n\u003ctd\u003e241.3 mm x 24.4 mm x 99.1 mm (9.50 in x 0.96 in x 3.90 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eI\/O Module Weight\u003c\/td\u003e\n\u003ctd\u003e0.20 kg (0.44 lb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRack Space\u003c\/td\u003e\n\u003ctd\u003e1 full-height front slot (monitor), 1 full-height rear slot (I\/O)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eAccepts 1 to 4 channels of Bently Nevada approved positive voltage pressure transducers.\u003c\/li\u003e\n\u003cli\u003eScale factors available for ranges from 100 psia to 10,000 psia.\u003c\/li\u003e\n\u003cli\u003eMeasures discharge pressure, suction pressure, maximum\/minimum pressure, compression ratio, peak rod compression, peak rod tension, and degree of rod reversal.\u003c\/li\u003e\n\u003cli\u003eFront panel LEDs for OK, TX\/RX, and Bypass status.\u003c\/li\u003e\n\u003cli\u003eBuffered transducer outputs with short-circuit protection.\u003c\/li\u003e\n\u003cli\u003eInverted and offset buffered outputs (-2.265 Vdc) when using Cylinder Pressure I\/O module.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eIndustry Applications\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eBently Nevada 3500\/77M 176449-07\u003c\/strong\u003e is ideally suited for reciprocating compressor monitoring in industries such as oil and gas, petrochemical, and power generation. Its ability to monitor multiple pressure parameters simultaneously makes it invaluable for predictive maintenance and performance optimization. For example, tracking peak rod compression and tension helps detect abnormal loads, preventing costly downtime.\u003c\/p\u003e\u003ch2\u003eInstallation \u0026amp; Setup Guidance\u003c\/h2\u003e\u003cp\u003eWhen installing the 3500\/77M 176449-07, ensure proper rack slot allocation: one full-height front slot for the monitor module and one full-height rear slot for the I\/O module. Connect each pressure transducer to the corresponding channel input, observing correct polarity. The buffered transducer outputs are available via coaxial connectors on the front panel; these are short-circuit protected. Verify that the transducer power supply (+23.0 Vdc) is correctly set and current limiting is active. For accurate readings, calibrate the scale factor according to your transducer's pressure range.\u003c\/p\u003e\u003ch2\u003eMaintenance \u0026amp; Reliability\u003c\/h2\u003e\u003cp\u003eRegular maintenance of the 3500\/77M 176449-07 ensures long-term reliability. Check the front panel LEDs periodically to confirm normal operation. Ensure the operating environment stays within –30°C to +65°C and humidity below 95% non-condensing. Inspect transducer connections and cabling for wear or damage. The monitor's low power consumption (7.8 W) reduces heat buildup, contributing to extended service life.\u003c\/p\u003e\u003ch2\u003eSelection Guide \u0026amp; Purchasing Advice\u003c\/h2\u003e\u003cp\u003eBefore purchasing the \u003cstrong\u003eBently Nevada 3500\/77M 176449-07\u003c\/strong\u003e, verify your rack compatibility and required I\/O configuration. Confirm the pressure range and scale factor needed for your application. As a trusted supplier, PLC Source PRO offers genuine Bently Nevada modules with fast shipping and competitive pricing. Ensure you order the correct model number 3500\/77M 176449-07 to meet your exact requirements.\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default","offer_id":44482931228771,"sku":"3500\/77M 176449-07","price":280.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0678\/8635\/0435\/files\/102M8950_3500-94_29414fe7-80b4-4af2-adbe-a4789f96b170.jpg?v=1786848509","url":"https:\/\/www.plcsourcepro.com\/ar\/products\/bently-nevada-3500-77m-176449-07-industrial-automation-module","provider":"PLC Source PRO","version":"1.0","type":"link"}