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      Siemens 6ES7450-1AP01-0AE0
      · Product image is representative; revision or series may vary. Contact us to request a specific version.
      Ships by Saturday, November 14

      6ES7450-1AP01-0AE0

      FM 450-1 Two-Channel Counter Module

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          PRODUCT DESCRIPTION

          Two independent counters with programmable comparison outputs

          Siemens 6ES7450-1AP01-0AE0 is the FM 450-1 counter module for S7-400 systems. Its two counters support continuous, single or periodic counting, using unsigned or signed 32-bit ranges. Two comparison values per counter let the configured outputs respond when the selected count conditions are reached.

          Input frequency depends on the encoder and filter selection: suitable 5 V RS422 signals permit up to 500 kHz, while 24 V signals permit 200 kHz or 20 kHz with longer filtering. Six digital control inputs and four 0.5 A outputs support configured counting responses.
          BEFORE YOU BUY

          Confirm the complete installed configuration

          Send a label photo for review >>
          ACTUAL APPLICATIONS

          Industry applications within SIMATIC S7-400 installations

          Series-level industry directions; actual component selection depends on the documented installation.
          • 01 · MANUFACTURING

            Manufacturing

            Manufacturing of commercial goods across industrial processing and assembly.Production activities supporting finished materials and manufactured product markets.
          • 02 · FOOD & BEVERAGE

            Food & Beverage

            Food production and preparation within industrial consumer supply sectors.Beverage manufacturing activities across commercial processing and distribution markets.
          • 03 · CHEMICAL INDUSTRY

            Chemical Industry

            Chemical production activities serving commercial and industrial materials markets.Processing and manufacture within established chemical product supply sectors.

          Technical specifications for 6ES7450-1AP01-0AE0

          • Product Model
            6ES7450-1AP01-0AE0
          • Product Parameters
            FM 450-1 Two-Channel Counter Module
          • Manufacturer
            Siemens
          • Counter channels
            Two
          • Counting ranges
            0 to 4294967295 or −2147483648 to +2147483647
          • Counting operating modes
            Continuous, single or periodic
          • Comparison values
            Two per counter
          • 5 V encoder input
            Differential RS422; maximum 500 kHz
          • 24 V counter input maximum
            200 kHz; 20 kHz with longer filter setting
          • Digital control inputs
            Six; gate start/stop and set functions
          • Digital outputs
            Four P-switching outputs, nominal 0.5 A each
          • Output switching time
            Maximum 300 µs
          • Rated auxiliary and load voltages
            24 V DC
          • Static supply range
            20.4 to 28.8 V DC
          • 5 V encoder supply
            5.2 V ±2%; maximum 300 mA per count channel
          • 24 V encoder supply
            1L+ minus 3 V; maximum 300 mA per count channel
          • Backplane 5 V current
            Maximum approximately 300 mA
          • Typical module power loss
            Approximately 6 W
          View all additional
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          SYSTEM & REPLACEMENT CHECK

          Information needed before ordering

          Three direct checks to secure your system integration and minimize ordering risks.

          Information

          System integration Replacement check Manuals & support
          COUNTER CHANNEL INTEGRATION

          Match encoder signals to counting and output parameters

          Select the documented encoder category before using the maximum frequency figure. The two counters accept specified 5 V differential or 24 V signal arrangements, but the 500 kHz headline applies only to the 5 V RS422 case. Review the actual signal levels and pulse width together with the selected counting mode and input filter.
          Configure the gate and set inputs, load values and comparison values as part of the counter function. Two comparison values are available per channel and operate the associated digital outputs according to the parameter settings. The four outputs are rated 0.5 A each; verify their load supply and application response rather than assuming they follow count values without configuration.
          Integrate the counter through the documented STEP 7 parameterization and CPU software. The CNT_CTRL function supports CPU communication with the module, while DIAG_INF provides diagnostic information. Preserve the parameter data and the program handling of hardware and diagnostic interrupts, because correct encoder signals alone do not establish the intended counting response.

          Features:

          • Encoder-specific frequency limits
          • Gate and compare behavior retained
          • Counter software and diagnostics review
          The Siemens 6ES7450-1AP01-0AE0 requires the documented hardware configuration, installation conditions and interface arrangement to be verified before system integration and commissioning.
          INTERCHANGEABILITY

          Verify the complete replacement identity before commissioning

          Confirm the complete 6ES7450-1AP01-0AE0 identity and record the existing rack slot, start address and front-connector assignment. Save the counter configuration and application program before the exchange. Two modules with the same channel count are not equivalent unless the encoder arrangement, counting behavior and controlled output response are also compatible.
          Compare the installed settings for encoder type, input filtering, gate operation, load values and output comparison behavior with the saved project. Factory defaults do not establish the required machine or process state. Keep the approved configuration as the reference; neither default parameters nor a visually similar front connector establish equivalence for the installed application.
          Use the site maintenance procedure and manufacturer power-off wiring precautions, then restore the verified project and inspect both channel responses under controlled conditions. Check counting direction, gate transitions and comparison outputs against the original settings. Confirm auxiliary and load supplies independently, because the absence of a module alarm does not verify the unmonitored output supply.

          Features:

          • Exact counter and address record
          • Configured evaluation preserved
          • Controlled channel response tests
          The Siemens 6ES7450-1AP01-0AE0 requires replacement verification based on its complete order number, installed hardware, signal configuration and project documentation.
          DOCUMENTATION STATUS

          Browse the Manuals, Datasheets, Official Documents, Links

          Important Notice: Official documents are provided through manufacturer links. Accessories, manuals, cables, calibration data, software, certificates, and other items are not included with this equipment unless listed in the stock item description.

          Features:

          • Exact-model manufacturer data and relevant original manual pages
          • Verified manufacturer product reference; separate installation document not supplied
          • Accessories and supplied documentation follow the written quotation
          Documentation for the Siemens 6ES7450-1AP01-0AE0 includes an independent technical summary and selected original manufacturer pages; check the applicable document edition against the delivered product and approved installation documentation.

          Also searched as

          6ES7412-5HK06-0AB0 6ES7416-2XN05-0AB0 6ES7401-1DA01-0AA0 6ES7416-3ER05-0AB0 6ES7416-3XR05-0AB0

          Important notice

          Manuals, software, firmware, cables, calibration data and accessories are included only when listed in the quotation. AMIKON is an independent supplier and is not affiliated with or authorised by the manufacturer.
          This content has been produced using multiple sources. Takes no responsibility for the accuracy of this information. Always consult the original equipment manufacturer for the most up to date instructions and information.
          BUYER INFORMATION

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          Your written quote confirms the product identity, price, availability, lead time, warranty and shipping terms before payment.
          • 01

            Shipping & delivery

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            Eligible stock: same / next day
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            Ship from
            Xiamen, China
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          • 02

            Payment & customs

            Payment
            Bank transfer (T/T)
            Currencies
            USD · EUR · GBP · RMB
            Credit cards
            Not accepted
            HS reference
            8538900000
            Origin
            Confirm supplied-unit origin
          • 03

            Warranty & returns

            Warranty
            12 months from AMIKON
            Inspection
            Label, condition and packing checks
            Returns
            Prior RMA authorisation required
            Compatibility
            Confirm before order
            OEM warranty
            Does not apply
          Your written quote confirms the product identity, price, availability, lead time, warranty and shipping terms before payment.

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          • Sandy Lin

            Dedicated account manager · 15+ years
          FREQUENTLY ASKED QUESTIONS

          Questions buyers ask about 6ES7450-1AP01-0AE0

          Direct answers about identity, compatibility, stock, warranty, payment and shipping.

          • Does every supported encoder permit 500 kHz counting?

            No. The 500 kHz maximum applies to suitable 5 V RS422 signals. The 24 V inputs are limited to 200 kHz, or 20 kHz when the longer input filter is selected.

          • What can the two comparison values do?

            Each counter has two comparison values associated with its two outputs. The configured output behavior can respond when a comparison condition is reached; the exact response depends on parameter assignment.

          • Are the six digital inputs additional counting channels?

            No. The module has two counters. The six digital inputs provide gate-control and set functions for those counters rather than six additional independent counters.

          • How does the longer 24 V input filter affect a project?

            It changes the documented maximum frequency from 200 kHz to 20 kHz and requires a longer minimum pulse width. A filtering change therefore requires a signal-frequency review, not just a noise-suppression setting.

          • Is output load voltage monitored by the module?

            The manual states that the 2L+/2M load voltage is not monitored. Do not assume an absence of module fault indication proves the output load supply is present.

          • Which CPU software functions are described for this module?

            The manual describes CNT_CTRL for communication between the CPU and FM 450-1, and DIAG_INF for diagnostic information. Check the existing STEP 7 project and software package; the hardware order number does not confirm software delivery.

          • Can factory default settings be assumed to match an installed application?

            No. Siemens describes defaults including continuous counting and open gates. Preserve the actual encoder evaluation, filters, gate behavior, comparison values and output settings from the installed project before replacement.
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