Product Overview
Applications
Supports reference cams, reversing cams, flying actual value setting, and start/stop positioning.
Provides rapid traverse, creep, run right, and run left functions.
Technical Summary
| Channels | 3 |
|---|---|
| Rated supply voltage | 24 V DC |
| Digital inputs | 12; 4 per axis |
| Digital outputs | 12; 4 per axis |
| Connectable encoders | Incremental encoder (symmetrical), incremental encoder (asymmetrical), absolute encoder (SSI) |
| Encoder signal input frequency, max. | 1 MHz |
| Required front connector | 1x 48-pin |
| Operating ambient temperature | 0 °C to 55 °C |
| Product lifecycle | Announcement of product phase-out |
Key Features
3 channels for rapid/slow traverse drives.
12 digital inputs and 12 digital outputs; 4 per axis.
Supports symmetrical incremental, asymmetrical incremental, and absolute encoder (SSI) types.
Rated supply voltage: 24 V DC.
Includes a configuration package on CD.
Required connection: 1x 48-pin front connector.
Frequently Asked Questions
What is the exact product variant?
It is Siemens 6ES7451-3AL00-0AE0, a SIMATIC S7-400 FM 451 positioning module with 3 channels.
How many digital inputs and outputs does it have?
It has 12 digital inputs and 12 digital outputs, with 4 per axis.
Which encoder types can be connected?
It supports symmetrical incremental, asymmetrical incremental, and absolute encoder (SSI) types.
What connector is required?
The required front connector is 1x 48-pin.
What project details should be submitted for quotation?
Provide the requested quantity, destination, schedule context, and any additional BOM lines.
