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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 6ES7450-1AP01-0AE0 |
| Alternative Part Number | 6ES74501AP010AE0 |
| Manufacturer | Siemens |
| Category | General Automation |
| Series | SIMATIC S7 |
| Function | Counter Function Module |
| Channels | 2 |
| Supply Voltage | 24 V DC |
| Input Current | From load voltage 1L+ (without load), max. 50 mA; From backplane bus 5 V DC, max. 300 mA |
| Encoder Supply | 5 V and 24 V with short-circuit protection |
| Power Loss | Typical 6 W |
| Digital Inputs | 6 (1 for gate start, 1 for gate stop, 1 for setting the counter) |
| Digital Outputs | 4 with short-circuit protection |
| Connectable Encoders | Incremental encoder (symmetrical/asymmetrical), 24 V initiator, 24 V directional element |
| Interrupts/Diagnostics | Diagnostic functions, alarms, diagnostic messages, diagnostics indication LED |
| Counter Inputs | 2; 32 bit or ±31 bit |
| Counting Frequency | 5 V input: max. 500 kHz; 24 V input: max. 200 kHz |
| Potential Separation | Yes; Optocoupler between the channels and backplane bus |
| Required Front Connector | 1x 48-pin |
| Dimensions (W x H x D) | 25 mm x 290 mm x 210 mm |
| Weight | Approx. 650 g |
| Commodity Code | 85389091 |
The Siemens SIMATIC S7-400 Function Module FM 450-1 is a specialised counter module designed to cater to a variety of industrial counting and measuring tasks. This module is adept at handling high-speed counting applications with its two-channel input that supports both incremental and directional encoders. The FM 450-1 is equipped with six digital inputs and four digital outputs, offering flexibility for gate control and counter setting functions.
With a robust design that includes potential separation via optocouplers and short-circuit protection, the module ensures reliable operation in demanding environments. The 24 V DC auxiliary voltage range and the 5 V DC encoder supply with short-circuit protection highlight the module's capability to power and protect connected encoders.
The FM 450-1 is not only powerful but also user-friendly, featuring 14 green status LEDs for monitoring and two red LEDs for internal and external diagnostic alerts. These features, combined with parameterizable diagnostic alarms and hardware interrupts, make troubleshooting straightforward and efficient.
This module's compact dimensions, with a width of 25 mm, height of 290 mm, and depth of 210 mm, allow for efficient use of space within control cabinets. The approximate weight of 650 g makes it a lightweight yet sturdy component in any automation system.
The Siemens SIMATIC S7-400 Function Module FM 450-1 is an essential component for engineers and technicians looking to implement precise counting solutions in their automation projects. Its design and features ensure it is a reliable and valuable addition to any control system requiring accurate and high-speed counting capabilities.
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Frequently Asked Questions
What is the function of this module?
The Siemens SIMATIC S7-400 function module is designed for counter functions, providing two channels for high-speed counting, frequency measurement, period measurement, and more, suitable for various industrial automation tasks.
Can this module be used with incremental encoders?
Yes, the module can be connected to incremental encoders, both symmetrical and asymmetrical, and supports 2 pulse trains offset by 90 degrees for precise position and motion control.
What type of diagnostic features does the module offer?
The module comes equipped with comprehensive diagnostic functions, including diagnostic alarms and hardware interrupts that are parameterizable, as well as diagnostic information that can be read out for maintenance and troubleshooting.
What is the maximum counting frequency of the counter inputs?
The counter inputs on the 6ES7450-1AP01-0AE0 can handle a maximum counting frequency of up to 500 kHz for 5 V inputs and up to 200 kHz for 24 V inputs.
Is there any potential separation in this module?
Yes, the module provides potential separation for digital inputs, digital outputs, and counter inputs between the channels and the backplane bus, ensuring reliable and safe operation.
What are the dimensions and weight of the module?
The module has a width of 25 mm, a height of 290 mm, and a depth of 210 mm, with an approximate weight of 650 g.
How many digital inputs and outputs does the module have?
The module features 6 digital inputs for functions such as gate start, gate stop, and setting the counter, as well as 4 digital outputs with short-circuit protection.
What is the power loss typically associated with this module?
The typical power loss for the module is around 6 W, which is an important consideration for system power budgeting.
What type of front connector is required for this module?
A 48-pin front connector is required to interface with the module, ensuring secure and reliable connections to the system.
Does the module have any LED indicators?
Yes, the module includes 14 green LEDs for status indication of various functions and 2 red LEDs for internal and external error notifications.
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