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SIEMENS

6ES7212-1AE40-0XB0 SIEMENS Exclusive Compact CPU Original Brand New

Model / SKU6ES7212-1AE40-0XB0

The 6ES7212-1AE40-0XB0 SIEMENS compact CPU delivers dependable control performance, flexible expansion, and efficient signal processing for modern automation systems.

Original price was: $538.92.Current price is: $246.19.
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Description

6ES7212-1AE40-0XB0 SIEMENS Exclusive Compact CPU Original Brand New

The 6ES7212-1AE40-0XB0 SIEMENS CPU is a compact and versatile controller designed for the SIMATIC S7-1200 platform. As part of a highly adaptable automation family, this model provides reliable performance, flexible communication capabilities, and efficient processing for a wide range of industrial tasks. The CPU 1212C is developed to support applications that require stable logic control, accurate signal handling, and the ability to expand seamlessly as system demands evolve. Its compact dimensions make it easy to integrate into installations with limited panel space while still providing an impressive array of integrated functions.

Equipped with 8 digital inputs, 6 digital outputs, and 2 analog inputs, the 6ES7212-1AE40-0XB0 offers balanced onboard I/O for various automation scenarios. The wide 20.4–28.8 V DC power range ensures operational stability in challenging environments. Its 100 KB program and data memory allows support for moderately complex control routines without performance loss. This CPU also includes support for pulse-width modulation, enabling flexible control of actuators requiring high-frequency switching. The fast counters, capable of handling frequencies up to 100 kHz, further enhance its suitability for applications involving encoder feedback or rapid detection of state changes.

Expansion options are a core strength of this model. Compatibility with signal boards, battery boards, communication boards, and up to three communication modules allows users to tailor the controller precisely to their needs. This includes expanding serial communication, adding additional I/O, or implementing specialized modules without exceeding mounting dimensions. Optional simulation functions help engineers validate logic sequences and refine programs before deployment, reducing commissioning time.

Overview

This controller is ideal for users beginning with the S7 platform. It supports expansion using a signal board (SB), battery board (BB), or communication board (CB), and allows up to three communication modules (CM) for flexible connectivity.

Design

  • Pulse-width-modulated outputs up to 100 kHz
  • Six high-speed counters with configurable behavior
  • Support for incremental encoder signals
  • Expandable interfaces such as RS485 and RS232
  • Additional I/O via compact signal boards
  • Removable terminals for simplified wiring
  • Optional simulator for program testing

Programming

The controller is fully programmable using the STEP 7 Basic package, enabling complete configuration, diagnostics, and program development for the entire S7-1200 family.

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Data Sheet (PDF)

Product Code: 6ES7212-1AE40-0XB0

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Specifications

SKU / Model6ES7212-1AE40-0XB0
BrandSIEMENS
Product type designationCPU 1212C DC/DC/DC
Firmware versionV4.5
● Programming packageSTEP 7 V17 or higher
Rated value (DC)-
● 24 V DCYes
permissible range, lower limit (DC)20.4 V
permissible range, upper limit (DC)28.8 V
Reverse polarity protectionYes
● permissible range, lower limit (DC)20.4 V
● permissible range, upper limit (DC)28.8 V
Current consumption (rated value)400 mA; CPU only
Current consumption, max.1 200 mA; CPU with all expansion modules
Inrush current, max.12 A; at 28.8 V DC
I²t0.5 A²·s
for backplane bus (5 V DC), max.1 000 mA; Max. 5 V DC for SM and CM
● 24 VL+ minus 4 V DC min.
Power loss, typ.9 W
● expandableNo
● integrated2 Mbyte
● Plug-in (SIMATIC Memory Card), max.with SIMATIC memory card
● maintenance-freeYes
● without batteryYes
for bit operations, typ.0.08 µs; / instruction
for word operations, typ.1.7 µs; / instruction
for floating point arithmetic, typ.2.3 µs; / instruction
Number of blocks (total)DBs, FCs, FBs, counters and timers. The maximum number of addressable blocks ranges from 1 to 65535. There is no restriction, the entire working memory can be used
● Number, max.Limited only by RAM for code
Retentive data area (incl. timers, counters, flags), max.14 kbyte
● Size, max.4 kbyte; Size of bit memory address area
● per priority class, max.16 kbyte; Priority class 1 (program cycle): 16 KB, priority class 2 to 26: 6 KB
● Inputs, adjustable1 kbyte
● Outputs, adjustable1 kbyte
Number of modules per system, max.3 comm. modules, 1 signal board, 2 signal modules
● Hardware clock (real-time)Yes
● Backup time480 h; Typical
● Deviation per day, max.±60 s/month at 25 °C
Number of digital inputs8; Integrated
● of which inputs usable for technological functions6; HSC (High Speed Counting)
Source/sink inputYes
— up to 40 °C, max.8
● Rated value (DC)24 V
● for signal "0"5 V DC at 1 mA
● for signal "1"15 V DC at 2.5 mA
— at "0" to "1", min.0.2 ms
— at "0" to "1", max.12.8 ms
— parameterizableSingle phase: 3 @ 100 kHz & 3 @ 30 kHz, differential: 3 @ 80 kHz & 3 @ 30 kHz
Number of digital outputs6
● of which high-speed outputs4; 100 kHz Pulse Train Output
Limitation of inductive shutdown voltage toL+ (-48 V)
● with resistive load, max.0.5 A
● on lamp load, max.5 W
● for signal "0", max.0.1 V; with 10 kOhm load
● for signal "1", min.20 V
● for signal "1" rated value0.5 A
● for signal "0" residual current, max.0.1 mA
● "0" to "1", max.1 µs
● "1" to "0", max.5 µs
● of the pulse outputs, with resistive load, max.100 kHz
● Number of relay outputs0
● unshielded, max.150 m
Number of analog inputs2
● VoltageYes
● 0 to +10 VYes
— Input resistance (0 to 10 V)≥100k ohms
● shielded, max.100 m; twisted and shielded
Number of analog outputs0
● Resolution with overrange (bit including sign), max.10 bit
● Integration time, parameterizableYes
● Conversion time (per channel)625 µs
● 2-wire sensorYes
Interface typePROFINET
IsolatedYes
automatic detection of transmission rateYes
AutonegotiationYes
AutocrossingYes
● RJ 45 (Ethernet)Yes
● Number of ports1
● integrated switchNo
● PROFINET IO ControllerYes
● PROFINET IO DeviceYes
● SIMATIC communicationYes
● Open IE communicationYes; Optionally also encrypted
● Web serverYes
● Media redundancyNo
● Transmission rate, max.100 Mbit/s
— Prioritized startupYes
— Number of IO devices with prioritized startup, max.16
— Number of connectable IO Devices, max.16
— Number of connectable IO Devices for RT, max.16
— of which in line, max.16
— Activation/deactivation of IO DevicesYes
— Number of IO Devices that can be simultaneously activated/deactivated, max.8
— Updating timeThe minimum value of the update time also depends on the communication component set for PROFINET IO, on the number of IO devices and the quantity of configured user data.
— PG/OP communicationYes; encryption with TLS V1.3 pre-selected
— Isochronous modeNo
— IRTNo
— PROFIenergyYes
— Shared deviceYes
— Number of IO Controllers with shared device, max.2
Supports protocol for PROFINET IOYes
PROFIsafeNo
PROFIBUSYes; CM 1243-5 (master) or CM 1242-5 (slave) required
OPC UAYes; OPC UA Server
AS-InterfaceYes; CM 1243-2 required
● DHCPNo
● SNMPYes
● DCPYes
● LLDPYes
— MRPNo
— MRPDNo
● S7 routingYes
● TCP/IPYes
— several passive connections per port, supportedYes
● ISO-on-TCP (RFC1006)Yes
● UDPYes
— Data length, max.1 472 byte
● User-defined websitesYes
● Runtime license requiredYes; "Basic" license required
● OPC UA ServerYes; data access (read, write, subscribe), method call, runtime license required
— Application authenticationAvailable security policies: None, Basic128Rsa15, Basic256Rsa15, Basic256Sha256
— User authentication"anonymous" or by user name & password
— Number of sessions, max.10
— Number of subscriptions per session, max.50
— Sampling interval, min.100 ms
— Publishing interval, min.200 ms
— Number of server methods, max.20
— Number of monitored items, max.1 000
— Number of server interfaces, max.2
— Number of nodes for user-defined server interfaces, max.2 000
● MODBUSYes
● supportedYes
● as serverYes
● as clientYes
● User data per job, max.See online help (S7 communication, user data size)
● overallPG Connections: 4 reserved / 4 max; HMI Connections: 12 reserved / 18 max; S7 Connections: 8 reserved / 14 max; Open User Connections: 8 reserved / 14 max; Web Connections: 2 reserved / 30 max; OPC UA Connections: 0 reserved / 10 max; Total Connections: 34 reserved / 64 max
● Status/control variableYes
● VariablesInputs/outputs, memory bits, DBs, distributed I/Os, timers, counters
● ForcingYes
● presentYes
● Number of configurable Traces2
● Memory size per trace, max.512 kbyte
● RUN/STOP LEDYes
● ERROR LEDYes
● MAINT LEDYes
Counter-
● Number of counters6
● Counting frequency, max.100 kHz
Frequency measurementYes
controlled positioningYes
Number of position-controlled positioning axes, max.8
Number of positioning axes via pulse-direction interface4; With integrated outputs
PID controllerYes
Number of alarm inputs4
Number of pulse outputs4
Limit frequency (pulse)100 kHz
● Potential separation digital inputsNo
● Potential separation digital outputsYes
● between the channelsNo
● between the channels, in groups of1
● Interference immunity against discharge of static electricity acc. to IEC 61000-4-2Yes
— Test voltage at air discharge8 kV
— Test voltage at contact discharge6 kV
● Interference immunity on supply lines acc. to IEC 61000-4-4Yes
● Interference immunity on signal cables acc. to IEC 61000-4-4Yes
● Interference immunity on supply lines acc. to IEC 61000-4-5Yes
● Interference immunity against high-frequency radiation acc. to IEC 61000-4-6Yes
● Limit class A, for use in industrial areasYes; Group 1
● Limit class B, for use in residential areasYes; When appropriate measures are used to ensure compliance with the limits for Class B according to EN 55011
IP degree of protectionIP20
CE markYes
UL approvalYes
cULusYes
FM approvalYes
RCM (formerly C-TICK)Yes
KC approvalYes
Marine approvalYes
● Fall height, max.0.3 m; five times, in product package
● horizontal installation, min.-20 °C
● horizontal installation, max.60 °C
● vertical installation, min.-20 °C
● vertical installation, max.50 °C
● min.-40 °C
● max.70 °C
● Operation, min.795 hPa
● Storage/transport, min.660 hPa
● Storage/transport, max.1 080 hPa
● Installation altitude, min.-1 000 m
● Installation altitude, max.5 000 m; Restrictions for installation altitudes > 2 000 m, see manual
● Operation, max.95 %; no condensation
● Vibration resistance during operation acc. to IEC 60068-2-62 g (m/s²) wall mounting, 1 g (m/s²) DIN rail
● Operation, tested according to IEC 60068-2-6Yes
● tested according to IEC 60068-2-27Yes; IEC 68, Part 2-27 half-sine: strength of the shock 15 g (peak value), duration 11 ms
● SO2 at RH < 60% without condensationS02: < 0.5 ppm; H2S: < 0.1 ppm; RH < 60% condensation-free
— LADYes
— FBDYes
— SCLYes
● User program protection/password protectionYes
● Copy protectionYes
● Block protectionYes
● protection of confidential configuration dataYes
● Protection level: Write protectionYes
Product ConditionBrand New, New - Backlog, New - No Original Box, New - Original Box Opened, Used - Average, Used - Below Average, Used - Excellent, Used - Fairly Good, Used - Good, Used - Poor, Used - Very Good
Weight0.294 kg
Dimensions110 × 108 × 85 mm

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