SIMATIC S7-400 6ES7440-1CS00-0YE0

The SIMATIC S7-400 model 6ES7440-1CS00-0YE0 is an advanced automation rack mount system designed for industrial applications. Operating at a frequency of 50/60 Hz, this device features a rated input voltage of 24V DC and a power rating of 8.1W, ensuring high efficiency and reliable performance. Its compact dimensions of 25 x 290 x 210 mm and lightweight build of 650 grams make it ideal for installations requiring space optimization. With a protection level of IP20, it is capable of operating in environments with up to 95% humidity and temperatures ranging from 0 to 55 C. This single-phase system delivers an output of 600 mA and uses a 48-pin connection method for seamless integration. It is engineered for automation tasks, providing robust and reliable operations for a wide range of business applications.

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Supply Voltage

• Rated DC Voltage: 24 V

Input Current

• Max. Current Consumption: 500 mA

Encoder Supply

5V Encoder Supply

• Supported: Yes

• Max. Output Current: 300 mA

• Max. Cable Length: 32 m

24V Encoder Supply

• Supported: Yes

• Max. Output Current: 300 mA

• Max. Cable Length: 100 m

Power Loss

• Typical Power Loss: 8.1 W

Digital Inputs

• Number of Inputs: 11

• Functions: Reference point switch, flying actual value setting/length measurement, brake release, enable track output (3 to 10)

Input Voltage

• Rated: 24 V DC

• Signal 0: -28.8 to +5 V

• Signal 1: +11 to +28.8 V

Input Current

• Signal 0 (max): 2 mA

• Signal 1 (typical): 9 mA

Digital Outputs

• Number of Outputs: 16

• Function: Cam track

• Short-circuit Protection: Yes

Output Voltage

• Rated: 24 V DC

• Signal 1: UP 0.8 V (min)

Output Current

• Signal 1 (max at 055C): 600 mA

• Signal 0 residual current: 0.5 mA

Encoder Compatibility

• Incremental Encoder (Symmetrical): Yes

• Incremental Encoder (Asymmetrical): Yes

• Absolute Encoder (SSI): Yes

• 2-Wire Sensor: Yes

Encoder Signals

Incremental Encoder Symmetrical

• Signals: A/notA, B/notB, N/notN

• Voltage: 5 V differential (RS422)

• Max Frequency: 1 MHz

Incremental Encoder Asymmetrical

• Signals: A, B, N

• Voltage: 24 V

• Max Frequency:

  • 50 kHz (up to 25 m cable)

  • 25 kHz (up to 100 m cable)

Absolute Encoder SSI

• Differential RS422 signals (DATA/notDATA, CL/notCL)

• Telegram Length: 13 or 25 bit

• Max Clock: 1 MHz

• Gray Code: Yes

• Max Cable Length: 300 m (shielded, at 125 kHz)

Potential Separation

• Digital Inputs: No

• Digital Outputs: No

Ambient Conditions

Operation Temperature

• 0C to 55C

Storage/Transport

• -40C to 70C

Connection

• Required Front Connector: 1 48-pin

Dimensions

• Width: 25 mm

• Height: 290 mm

• Depth: 210 mm

Weight

• Approx.: 650 g

Technical Details 

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