Description

The HITACHI LPP100A is a compact,all-in-one programmable logic controller(PLC)from Hitachi’s LadderMaster LPP series,designed for small to mid-sized industrial automation tasks.It integrates a central processing unit(CPU),digital inputs/outputs,and communication interfaces into a single DIN-rail mountable unit—ideal for standalone machines,conveyor systems,packaging equipment,and auxiliary control panels.

Known for its robustness,simplicity,and reliability,the HITACHI LPP100A delivers deterministic logic execution with minimal setup,making it a preferred choice for OEMs and maintenance teams seeking a dependable alternative to legacy or discontinued controllers.

Application Scenarios

At a snack food packaging facility in Southeast Asia,an aging European PLC on a vertical form-fill-seal machine caused frequent line stoppages due to communication timeouts and I/O drift.The maintenance team replaced it with a HITACHI LPP100A,leveraging its built-in 16 digital inputs(for photoelectric sensors and safety interlocks)and 12 transistor outputs(for servo triggers and reject gates).Using Hitachi’s free LadderMaster software,they migrated the original ladder logic in under two days.The HITACHI LPP100A’s 0.3µs instruction scan time and noise-immune opto-coupled I/O eliminated false triggers—even when mounted next to a high-frequency sealing generator.After six months of 24/7 operation,the machine achieved 99.8%uptime,proving that compact doesn’t mean compromised.

Parameter

Main Parameters Value/Description

Product Model HITACHI LPP100A

Manufacturer Hitachi Industrial Equipment Systems Co.,Ltd.

Product Category Compact Integrated PLC(LPP Series)

CPU Type 16-bit microprocessor

Built-in Digital Inputs 16 points(24 VDC,sink/source configurable)

Built-in Digital Outputs 12 points(transistor,24 VDC,0.5 A per point)

Program Memory~16 K steps(ladder logic)

Data Memory~8 K words

Scan Time~0.3µs per basic instruction

Communication Ports RS-232(for programming),RS-485(for Modbus RTU or networked I/O)

Expansion Capability Supports up to 3 additional I/O modules(e.g.,analog,high-speed counter)

Power Supply 24 VDC±10%

Operating Temperature 0°C to+55°C

Certifications CE,UL(depending on region and variant)

Programming Software Hitachi LadderMaster(free download)

Technical Principles and Innovative Values

Innovation Point 1:True Plug-and-Play Simplicity Without Sacrificing Performance

The HITACHI LPP100A requires no base rack or power module—just DIN-rail mount,wire power and I/O,and upload logic.Yet it delivers industrial-grade scan speeds and memory capacity rivaling larger modular PLCs.

Innovation Point 2:Flexible I/O Configuration for Global Machine Designs

Inputs support both sink(NPN)and source(PNP)sensor wiring via internal jumpers—eliminating the need for external interface relays in mixed-sensor environments.

Innovation Point 3:Embedded Communication for IIoT Readiness

The RS-485 port enables direct connection to HMI panels,VFDs,or SCADA systems using standard Modbus RTU,allowing legacy machines to participate in modern data collection without gateways.

Innovation Point 4:Rugged Design for Real-World Conditions

With conformal coating options(on select variants),wide voltage tolerance,and immunity to EMI per IEC 61000-4 standards,the HITACHI LPP100A operates reliably in washdown areas,dusty warehouses,and high-vibration settings.