Schneider 140CPU11302 Modicon Quantum Concept Processor

Technical Specifications

Model：140CPU11302

Brand：Schneider

Product Type：Concept legacy processor,Modicon Quantum automation platform,LL984 controller

Processor：80186 16‑bit CPU

Clock Frequency：20 MHz

Internal RAM：109 kB

LL984 Ladder Logic：8K words max

Register Capacity：9999 registers

Program Software：ProWORX32, Concept

Instruction Speed：0.3‑1.4 ms per 1K LL984 instructions

Watchdog Timer：250 ms

Real‑Time Clock：±8s/day accuracy(0‑60℃)

Backup Battery：1.2Ah lithium battery,10‑year service life

Local Racks：2 local racks

Remote I/O Drops：Max 31 remote drops

Discrete I/O：8192 inputs,8192 outputs

Distributed I/O：500 inputs,500 outputs max

Integrated Interfaces：1×Modbus RS232,1×Modbus Plus(SUB‑D9)

Optional Communication Modules：Max 2 optional comm modules

Bus Current Consumption：780mA

Weight：0.78kg

Mounting：Quantum backplane rack mounting

Protection Grade：IP20

Working Temperature：0℃ ~ +60℃,non‑condensing

Storage Temperature：‑40℃ ~ +85℃

Humidity：10%‑95% non‑condensing

Application：Water treatment,machinery manufacturing,power auxiliary,legacy Quantum PLC system maintenance and spare‑part replacement。

Product Details

140CPU11302 is entry‑level legacy Concept processor for Schneider Modicon Quantum platform,running LL984 ladder logic,programmed by ProWORX32 or Concept software. It adopts 80186 16‑bit processor at 20MHz with 109kB internal RAM,8K words LL984 logic capacity.

Built‑in lithium battery keeps program and data after power loss,250ms hardware watchdog and real‑time clock ensure system stability. Native interfaces include Modbus RS232 and Modbus Plus peer‑to‑peer network,supports up to 2 communication expansion modules.

Supports 2 local racks,maximum 31 remote I/O drops and 8192 discrete I/O points,suits small‑medium scale automation projects. This model is discontinued,mainly used as replacement spare‑part for existing legacy Quantum control systems in water‑treatment,machinery and power auxiliary field.