140CPU43412AC

Technical specifications

Manufacturer

Schneider Electric

Manufacturer part no.

140CPU43412AC

Type

Modicon Quantum processor

Application

PLC controller

Used with

Modicon Quantum 140XBP backplane

Range of product

Modicon Quantum automation platform

Product or component type

Processor

Software name

ProWORX 32; Concept

Processor name

80486

Mathematical coprocessor

With

Clock frequency

66 MHz

Memory description

Internal RAM 896 kB

Exact time for 1 Kinstruction

0.1...0.5 ms LL984

Watchdog timer

250 ms

Clock drift

+/-8 s/day at 0…60 °C

I/O words

30 I/32 O distributed; 64 I/64 O max local; 64 I/64 O remote

I/O words/network

500 I/500 O distributed

Drops/network

63 distributed

Number of drops

31 remote

Number of network

2 remote; 3 distributed

Battery type

Lithium 7 µA 210 µA

Battery capacity

1.2 Ah

Battery life

10 year(s)

Number of port

1 Modbus Plus; 2 Modbus RS232

Communication module processor capacity

6 NOM, NOE, CR, NMS

Switch function

Key switch

Marking

CE

Bus current requirement

1250 mA

Module format

Standard

Net weight

0.85 kg

Technical documents (1)

• Schneider Electric product page 140CPU43412AC

Key features

• Memory description: Internal RAM 896 kB
• Bus current requirement: 1250 mA
• Ambient air temperature for operation: 0…60 °C
• Net weight: 0.85 kg

About the Schneider Electric 140CPU43412AC

The Schneider Electric 140CPU43412AC is a processor from Schneider Electric's Modicon Quantum range, which Schneider names "processor 80486 Modicon Quantum - 1 Modbus plus, 2 Modbus RS232". Its product page gives clock frequency 66 MHz and bus current requirement 1250 mA. Schneider Electric lists it as discontinued since 31 Dec 2017, with end of service on 31 Dec 2025. Schneider Electric recommends the BMEP582040H as its replacement.

What is the 140CPU43412AC used for?

The 140CPU43412AC runs the control program in a Modicon Quantum rack, exchanging data with the rack's I/O and communication modules.

Lifecycle and successor

Discontinued.

OEM successor: BMEP582040H

Before you order

What to photograph or confirm so the right unit is quoted.

Check the reference 140CPU43412AC on the module's label, with its product version. Send us a photo of the label and we will confirm the details before quoting.