SIEMENS MOORE 353A4FNCNBN Process Controller

Technical SpecificationsModel:353A4FNCNBN Brand:SIEMENS MOORE Product Type:Multi-Loop PID Process Controller Power Supply:100-240V AC, 47-63Hz Input Signal:4-20mA, thermocouple, RTD resistance temperature detector Output Signal:4-20mA analog output / relay contact alarm output Mounting:Panel mount Operating temperature:-20℃ ~ +60℃ Storage temperature:-40℃ ~ +85℃ Relative humidity:5%~95%, non-condensing Weight:1.4kg Dimension:76mm152mm330mm

System compatibility353A4FNCNBN belongs to SIEMENS MOORE 353 series standalone process controller. It can operate independently for loop regulation, and communicate with upper DCS or HMI via Modbus / RS485, optional Ethernet communication.

FunctionThis multi-loop PID controller executes closed-loop control for temperature, pressure, flow and liquid level. It supports auto-tuning PID, cascade control, ratio control and feedforward control. Local parameter setup, process value display and operation through front keypad and LED/LCD panel. It also supports sequential logic control and interlock function.

InstallationCut off power supply before installation. Embed the controller into cabinet panel and lock mounting clips. Wire analog input, control output, alarm relay and power terminals following wiring diagram. Complete PID tuning and communication address setting after power on.

InterfaceRear analog input terminals, analog output terminals, relay alarm terminals, RS485 Modbus port, optional Ethernet port, front panel display and keypad.

FeatureAuto-tuning PID algorithm, multi-control mode support, built-in sequence control function, local human-machine operation, alarm notification, strong anti-interference for continuous plant operation. Obsolete legacy spare part, used for industrial process loop controller replacement and maintenance.

DiagnosticNo display: check AC power input and terminal wiring. Control deviation: recalibrate PID parameters, verify sensor input signal. Communication failure: inspect RS485 wiring, terminal resistor and station address setting.

Product BriefSIEMENS MOORE 353A4FNCNBN is 353 series multi-loop PID process controller, widely used in petrochemical, boiler, water treatment industries for temperature, pressure, flow closed-loop control.

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