Siemens 39ACM28ADN Advanced Control Module

Technical SpecificationsModel:39ACM28ADN (16139-208/1) Brand:Siemens Product Type:ACM Advanced Control Module System:APACS+ DCS System Power Supply:24V DC, 0.6A Memory:8MB Mounting:Rack mount Operating temperature:-20℃ ~ +70℃ Storage temperature:-40℃ ~ +85℃ Relative humidity:5%~95%, non-condensing Weight:0.88kg Dimension:40mm260mm310mm

System compatibility39ACM28ADN belongs to Siemens Moore APACS+ DCS series. It is the main process controller for APACS+ rack system, compatible with APACS+ analog / discrete I/O modules, communication modules and marshalling boards, can work cooperatively with QUADLOG SIS system.

FunctionThis ACM advanced control module is the core CPU of APACS+ distributed control system. It executes continuous PID control, sequence logic, batch control and interlock calculation. It collects field analog and discrete signals from I/O modules via backplane bus, outputs control commands to field actuators. It supports Modbus communication, stores control strategy and process parameters, realizes real-time data exchange with HMI and engineering workstation for process monitoring and closed-loop regulation.

InstallationPower off the rack chassis before installation. Insert the module into designated rack slot and lock the front latch, ensure backplane connector fully engaged. Set module address, download control strategy via APACS engineering software after power on, then complete loop commissioning and function test before online running.

InterfaceBackplane bus connector, front LED indicators for power, run, fault and communication status, configuration port, memory backup battery compartment.

FeatureAPACS+ dedicated advanced process control module,8MB memory,supports complex continuous and batch control, built-in comprehensive self-diagnosis, battery backup for data retention, rack hot-swap support. Obsolete legacy spare part, used for APACS+ DCS main controller maintenance and replacement.

DiagnosticNo power: check rack 24V DC power supply and backplane contact. Controller fault alarm: read diagnostic codes via APACS software, inspect backup battery and control program integrity. I/O communication loss: verify backplane connection and module address setting.

Product BriefSiemens 39ACM28ADN is APACS+ series ACM advanced control module, widely used in petrochemical, power and pulp & paper industries for distributed process control.

DisclaimerAll parameters are for reference only and shall not be used as the basis for quotation. Goods are scarce, overseas delivery lead time is 3-7 working days. It is only used for equipment maintenance and renovation.