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6GK7343-2AH00-0XA0

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Siemens 6GK7343-2AH00-0XA0 is a SIMATIC NET CP 343-2 AS-Interface master for connecting an S7-300 or ET 200M station to one AS-i network.
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Technical specifications for 6GK7343-2AH00-0XA0

  • Manufacturer:
    Siemens
  • Part Number:
    6GK7343-2AH00-0XA0
  • Product Family:
    Siemens Simatic Net
  • Product Type:
    SIMATIC NET CP 343-2 AS-Interface Master Communications Processor
  • Stock:
    1
  • AS-i Specification:
    Version 2.11
  • AS-i Master Profile:
    M3
  • AS-i Interfaces:
    1
  • Maximum AS-i Slaves:
    62
  • Maximum Digital Inputs:
    248
  • Maximum Digital Outputs:
    186
  • Cycle Time with 31 Slaves:
    5 ms
  • Cycle Time with 62 Slaves:
    10 ms
  • Backplane Current:
    Maximum 200 mA
  • AS-i Current Draw:
    Maximum 100 mA at 30 V
  • Power Loss:
    4 W
  • Isolation Test Voltage:
    500 V
  • Front Connector:
    20-pin
  • Protection Rating:
    IP20
  • Horizontal Operating Temperature:
    0 to +60 °C
  • Vertical Operating Temperature:
    0 to +40 °C
  • Storage and Transport Temperature:
    -40 to +70 °C
  • Weight:
    0.584 lbs (0.265 kg)
  • Tariff Code:
    8517620090
  • Country of origin:
    Germany
  • Place of shipment:
    Xiamen,Fujian,China
By purchasing this item, you agree to the Terms & Conditions, ApterPower is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with ApterPower's 1-year warranty.

More Information

Overview Manuals AS-i Bus I/O Access Diagnostics Mounting

Features:

  • One AS-i V2.11 master interface links up to sixty-two field slaves to the controller.
  • Digital data uses the process image while analog and extended services use data records.
  • Dedicated LEDs separate AS-i power, configuration, operating, and module faults.
Siemens 6GK7343-2AH00-0XA0 couples one AS-i network to an S7-300 or ET 200M backplane.

The selected slave configuration on 6GK7343-2AH00-0XA0 determines cyclic field-data exchange.

Mounting orientation changes the applicable upper operating temperature for 6GK7343-2AH00-0XA0.

The Siemens 6GK7343-2AH00-0XA0 SIMATIC NET CP 343-2 AS-Interface Master Communications Processor may still be available for purchase and support from Apter Power beyond End-Of-Life (EOL) by the manufacturer (OEM).
Siemens 6GK7343-2AH00-0XA0 SIMATIC NET CP 343-2 AS-Interface Master Communications Processor Manuals,Datasheets,Link Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.

AS-Interface Network Role

  • Master role: The processor organizes cyclic exchange on one AS-i segment.
  • Slave capacity: The configured address plan can include up to sixty-two supported AS-i slaves.
  • Cycle time: The number of active slaves determines whether the documented five- or ten-millisecond cycle applies.
  • Bus supply: AS-i voltage and field wiring must be present independently of the S7 backplane logic supply.

Controller Data Mapping

  • Digital path: Binary slave values are represented through the assigned process-image addresses.
  • Analog path: Analog values are transferred through the documented data-record services.
  • Extended services: Parameters and diagnostic information also use command or record access outside ordinary I/O bits.
  • Program check: PLC addresses and record calls must match the configured slave list and module slot.

Operating and Configuration States

  • RUN: The operating indicator shows the active module state.
  • APF and CER: These indicators direct checks toward AS-i power and configuration consistency.
  • AUP and CM: Automatic programming and configuration-mode indications identify commissioning states.
  • SF: A system fault requires review of module diagnostics, configuration, backplane, and AS-i conditions.

Rack and Connector Boundaries

  • Rack position: The module occupies an S7-300 or ET 200M slot and exchanges data across the backplane.
  • Front connection: A twenty-pin connector carries the documented AS-i wiring.
  • Orientation: Horizontal and vertical mounting use different upper ambient-temperature limits.
  • Configuration control: The set button or command interface must be used only with a verified slave arrangement.
Description
Siemens 6GK7343-2AH00-0XA0 is a SIMATIC NET CP 343-2 AS-Interface master communications processor for S7-300 and ET 200M stations. It connects one AS-i field network to the controller backplane and manages cyclic exchange with up to sixty-two AS-i slaves.

On 6GK7343-2AH00-0XA0, binary AS-i data is represented through the controller process image, while analog values and extended information use data-record access. This division lets the CPU handle ordinary bits cyclically without treating every slave service as process-image data.

The twenty-pin front connector of 6GK7343-2AH00-0XA0 carries the AS-i connection, and the module obtains its logic supply from the S7 backplane. A set button or command interface transfers the detected slave configuration, while RUN, APF, CER, AUP, CM, and SF indicators distinguish operating, power, configuration, and module states.

Rack orientation changes the documented ambient limit for 6GK7343-2AH00-0XA0: horizontal installation permits operation up to 60 °C, while vertical installation permits up to 40 °C. The AS-i cycle is 5 ms with thirty-one slaves and 10 ms with sixty-two slaves.
Alternative Names
6GK73432AH000XA0 6GK7343 2AH00 0XA0 6GK 7343 2AH00 0XA0 Siemens 6GK7343-2AH00-0XA0 6GK7343-2AH00-0XA0 CP 343-2 6GK7343-2AH00-0XA0 AS-i Master 6GK7343-2AHO0-0XAO 6GK7343-2AH00-OXA0
Technical notes
Binary AS-i values use process-image exchange on Siemens 6GK7343-2AH00-0XA0, while analog and extended services use data records.
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FAQS

The following is a list of questions commonly asked by our customers. Please contact us if you have a question about our process that is not answered below.
Why does 6GK7343-2AH00-0XA0 show AS-i power fault while the S7 station is running?
The 6GK7343-2AH00-0XA0 backplane supply can be present while the separate AS-i voltage path is missing, reversed, overloaded, or incorrectly wired.
Why are digital slaves visible on 6GK7343-2AH00-0XA0 but analog values are missing?
Check the 6GK7343-2AH00-0XA0 data-record calls, slave profile, configured addresses, return codes, and analog-service mapping rather than only the process image.
What causes a configuration error on 6GK7343-2AH00-0XA0 after replacing a slave?
Compare the 6GK7343-2AH00-0XA0 projected and detected slave addresses, profiles, ID codes, parameter data, duplicate addresses, and the stored configuration.
Why does the AS-i cycle time increase on 6GK7343-2AH00-0XA0?
The 6GK7343-2AH00-0XA0 cycle changes with the number and addressing mode of active slaves, so verify the complete slave list and A/B addressing.
How should 6GK7343-2AH00-0XA0 be commissioned after a rack exchange?
Restore the 6GK7343-2AH00-0XA0 slot configuration, front wiring, AS-i supply, slave addresses, projected configuration, PLC mapping, and diagnostic handling.
Why can 6GK7343-2AH00-0XA0 work horizontally but overheat in a vertical rack?
Apply the lower vertical-mounting temperature limit to 6GK7343-2AH00-0XA0 and review cabinet airflow, spacing, load, and measured ambient temperature.