MODICON AS-B884-002 PID Loop Control Module

Technical SpecificationsModel:AS-B884-002 Brand:MODICON(Schneider) Product Type:984 Series Dual Loop Intelligent PID Control Module Control Loops:2 independent PID control loops Analog Input:4 channels,4~20mA / 1~5V DC / 0~10V DC Analog Output:2 channels Additional I/O:2 discrete input,2 discrete output,1 pulse input,2 thermocouple inputs Algorithm:P / PI / PD / PID selectable CMRR:90dB @50/60Hz NMRR:60dB Power Supply:24V DC Mounting:Backplane rack slot mount Operating temperature:0℃ ~ +60℃ Storage temperature:-20℃ ~ +70℃ Relative humidity:5%~95%, non-condensing Weight:1.59kg Dimension:260mm140mm30mm Protection:IP20

System compatibilityAS-B884-002 belongs to MODICON 984 series intelligent PID module. Compatible with MODICON 984 CPU and matching backplane. It works together with 984 PLC system for closed-loop process control. Suitable for chemical plant,water treatment,heating furnace,packaging machinery temperature,pressure and flow closed-loop regulation renovation and replacement as industrial spare part.

FunctionAS-B884-002 dual loop PID control module. It collects analog signals such as temperature,pressure and flow from field sensors,executes independent PID calculation for two control loops. It outputs analog control signal to actuators to realize constant value adjustment. It supports P,PI,PD,PID multiple control algorithms,parameter setting and loop status monitoring. Built-in hardware self-diagnosis and loop fault alarm function. Widely used for continuous process closed-loop regulation, serving as reliable PID control spare part.

InstallationCut off rack power before installation. Insert AS-B884-002 PID module into MODICON backplane slot and lock the card. Check gold finger contact condition. Connect 24VDC power supply and field sensor/actuator wiring. Configure PID parameters,set loop setpoints and complete closed-loop test before formal operation.

InterfaceBackplane bus connector,analog/ discrete I/O terminal block,24V DC power terminal,loop status and fault LED indicators for AS-B884-002 MODICON PID module.

FeatureMODICON AS-B884-002 dual independent PID loop module,rich analog and discrete I/O,multiple PID algorithm selection,high common-mode rejection ratio,standard single slot rack design,industrial anti-interference design. This discontinued legacy industrial spare part used for old MODICON 984 PLC process closed-loop control maintenance and replacement.

DiagnosticModule not recognized: check rack power supply,backplane contact and module insertion for AS-B884-002. Loop control unstable: inspect sensor wiring,PID gain parameter tuning and interference. Analog reading abnormal: check signal cable,transmitter power and wiring sequence. Loop output no action: verify actuator wiring and output channel fault. Intermittent fluctuation: check shielding grounding and electromagnetic interference.

Product BriefAS-B884-002 is MODICON 984 series dual-loop intelligent PID control module. It acquires field process signals and performs closed-loop PID regulation for temperature,pressure and flow,classic spare part for legacy MODICON industrial process control system overhaul.

Disclaimer: All 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.