3500/77-03-00 Bently Nevada 3500/77M Cylinder Pressure Module

Product OverviewThe Bently Nevada 3500/77-03-00 is a vital component of the 3500 Machinery Protection System. It serves as a 4-channel monitor for reciprocating compressors. The module conditions signals from approved pressure transducers to ensure reliable operation. It constantly compares inputs against user-defined Alert and Danger setpoints. This process helps prevent critical machine failures.Key Diagnostic CapabilitiesThis monitor provides deep insights into cylinder performance. It tracks several essential variables for maintenance personnel:Discharge and Suction PressuresMaximum and Minimum PressuresCompression RatioPeak Rod Compression and TensionDegree of Rod ReversalTechnical SpecificationsBrandBently NevadaModel3500/77-03-00Frequency Response0 to 5.5 kHzPressure Accuracy± 0.5% at 25°COperating Temp-30°C to 65°CInput Impedance50 kΩPower Consumption7.8 WattsInstallation and MaintenanceThe system uses one full-height slot for the monitor and one for the I/O module.This 3500/77-03-00 unit features internal terminations for simplified field wiring.Front-panel LEDs provide immediate status for OK, TX/RX, and Bypass modes.Buffered outputs allow for easy signal verification during maintenance.Support and CompatibilityFully compatible with standard Bently Nevada voltage transducers.We provide a 12-month quality warranty on all units.Fast global shipping available via FedEx, UPS, and DHL.DocumentationDownload the full installation and configuration manual here: Download 3500/77M ManualFrequently Asked QuestionsWhat is the main purpose? It offers continuous protection for reciprocating compressors.How many channels are included? The module supports 4 independent pressure input channels.Is the design robust? Yes, it supports harsh environments from -30°C to 65°C.Contact UsFor inquiries or technical support, reach out to our team:Email: [email protected]: 86 158 8020 0923Copyright © 2026 Oiltech Controls Limited. All rights reserved.Original Source