6ES7440-1CS00-0YE0

**6ES7440-1CS00-0YE0** 

**Data sheet** 

SIMATIC S7-400, coupling module CP 440-1 for point-to-point connections, 1 channel incl. configuration package on CD 

|**Supply voltage**||
|---|---|
|Rated value(DC)||
|● 5 V DC|Yes|
|● 24 V DC|Yes|
|**Input current**||
|from backplane bus 5 V DC, max.|360 mA|
|**Power loss**||
|Power loss, typ.|1.7 W|
|**Memory**||
|Memoryrequirements per interface in memorycard of S7-CPU|1 to 5 Kbytes for parameters|
|**Interfaces**||
|Number of interfaces|1|
|Point-to-point connection||
|Integratedprotocol driver||
|— 3964(R)|Yes|
|— ASCII|Yes|
|Transmission rate, RS 422/485||
|— with 3964(R) protocol, max.|115.2 kbit/s|
|— with ASCII protocol, max.|115.2 kbit/s|
|**Ambient conditions**||
|Ambient temperature duringoperation||
|● min.|0 °C|
|● max.|60 °C|
|Ambient temperature duringstorage/transportation||
|● min.|0 °C|
|● max.|70 °C|
|Relative humidity||
|● Operation, max.|95 %; no condensation|
|**Configuration**||
|Configuration software||
|● STEP 7|Yes; own parameter assignment forms|
|**Dimensions**||
|Width|25 mm|
|Height|290 mm|
|Depth|210 mm|
|**Weights**||
|Weight, approx.|600 g|



6ES74401CS000YE0 Page 1/2 

Subject to change without notice © Copyright Siemens 

5/18/2026 

~~ee~~ **Classifications** 

**==> picture [222 x 197] intentionally omitted <==**

**----- Start of picture text -----**<br>
||||
|---|---|---|
|Version|Classification|
|eClass|14|27-24-22-08|
|eClass|12|27-24-22-08|
|eClass|9.1|27-24-22-08|
|eClass|9|27-24-22-08|
|eClass|8|27-24-22-08|
|eClass|7.1|27-24-22-08|
|eClass|6|27-24-22-08|
|ETIM|10|EC001423|
|ETIM|9|EC001423|
|ETIM|8|EC001423|
|ETIM|7|EC001423|
|IDEA|4|3564|
|UNSPSC|15|32-15-17-05|

**----- End of picture text -----**<br>


**==> picture [510 x 428] intentionally omitted <==**

**----- Start of picture text -----**<br>
|||||||
|---|---|---|---|---|---|
|ee|Approvals / Certificates|
|General Product Approval|
|cc|Miscellaneous|«a|®|&|@|
|General Product Approval|EMV|For use in hazardous locations|
|China RoHS|Miscellaneous|FM|
|For use in hazardous locations|Maritime application|
|CCC-Ex|Type Examination Cer-|
|tificate|
|-|=|—|©|@|
|Maritime application|
|-|
|NK / Nippon Kaiji Ky|
|okai|
|Maritime application|
|-|
|CCS (China Classifica|
|tion Society)|
|Q|—|

**----- End of picture text -----**<br>


**last modified:** 

6/7/2025 

6ES74401CS000YE0 Page 2/2 

Subject to change without notice © Copyright Siemens 

5/18/2026