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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 6ES7921-3AA00-0AA0 |
| Alternative Part Number | 6ES79213AA000AA0 |
| Manufacturer | Siemens |
| Category | PLC Systems |
| Family | Simatic S7 |
| Description | The Siemens 6ES7921-3AA00-0AA0 is a front connector module designed for digital 16 I/O modules of the S7-300 series. It features a flat ribbon cable connection and power supply over spring terminals. |
| Operating Voltage | DC / Rated value 24 V, Maximum 60 V |
| Current | Rated value 1 A, Maximum 4 A |
| Operating Temperature | 0 to 60 °C |
| Ambient Temperature | During operation 0 to 60 °C, During storage -40 to +70 °C |
| Number of Poles | 20 |
| Type of Electrical Connection | Plug-in connection |
| Number of Terminals | 4 |
| Width of Screwdriver Blade | 3.5 mm |
| Wire Stripping Length | 6 mm |
| Connectable Conductor Cross-Section | For flexible conductor / with core end processing 0.25 to 1.5 mm², Stranded 0.25 to 1.5 mm², Finely stranded / without core end processing 0.25 to 1.5 mm², Finely stranded / with core end processing 0.25 to 1.5 mm² |
| Outer Diameter of the Wire Insulation | 3.1 mm |
| Wire Length Maximum | 30 m |
| Mounting Type | Direct mounting |
| Degree of Pollution | 2 |
| Overvoltage Category | 2 |
| Material of the Insulating Body | Other |
| Colour of the Enclosure | Black |
| Net Weight | 0.067 kg |
The Siemens 6ES7921-3AA00-0AA0 is a front connector module designed for the SIMATIC S7-300 system. This robust and reliable part is specifically engineered to connect with digital 16 I/O modules, providing a fully modular connection for your automation needs. The part operates at a DC rated value of 24V and can handle a maximum of 60V. It has a rated current value of 1A and can handle a continuous current of 1A per plug-in contact, with a total maximum current of 4A.
The 6ES7921-3AA00-0AA0 is designed to operate in temperatures ranging from 0 to 60°C, making it suitable for a variety of industrial environments. It features 20 poles on the front connector and has a plug-in connection type for the connecting cable. The part also includes 4 terminals, with a spring clamp type of electrical connection for the power supply.
This front connector module is designed for direct mounting and has a black enclosure. It is not transparent and has a net weight of 0.067 kg. The part is also certified with cULus approval, ensuring it meets high standards of safety and performance.
Please note, the 6ES7921-3AA00-0AA0 is subject to change without notice as part of Siemens' commitment to continuous improvement and innovation.
Commonly Asked Questions
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Frequently Asked Questions
What is the category of this part?
This part belongs to the PLC Systems category.
What family does this part belong to?
This part is from the Simatic S7 family.
What is the description of this part?
This part is a SIMATIC S7.
What is the operating voltage of this part?
The operating voltage at DC rated value for this part is 24V, with a maximum of 60V.
What is the current rating of this part?
The current rated value for this part is 1A, with a maximum total current of 4A.
What is the operating temperature range for this part?
The operating temperature range for this part is 0 to 60 degrees Celsius.
What is the storage temperature range for this part?
The storage temperature range for this part is -40 to +70 degrees Celsius.
What is the number of poles for this part?
This part has 20 poles.
What is the type of electrical connection for this part?
This part uses a plug-in connection for the connecting cable.
What is the number of terminals for this part?
This part has 4 terminals.
What is the width of the screwdriver blade for this part?
The width of the screwdriver blade for this part is 3.5mm.
What is the wire stripping length for this part?
The wire stripping length for this part is 6mm.
What is the connectable conductor cross-section for this part?
The connectable conductor cross-section for this part is 0.25 to 1.5 mm².
What is the outer diameter of the wire insulation for this part?
The outer diameter of the wire insulation for this part is 3.1mm.
What is the maximum wire length for this part?
The maximum wire length for this part is 30m.
What is the mounting type for this part?
The mounting type for this part is direct mounting.
What is the degree of pollution for this part?
The degree of pollution for this part is 2.
What is the overvoltage category for this part?
The overvoltage category for this part is 2.
Does this part have a cULus approval?
Yes, this part has a cULus approval.
What is the colour of the enclosure for this part?
The colour of the enclosure for this part is black.
What is the net weight of this part?
The net weight of this part is 0.067 kg.
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New unsealed: The product is in its original packaging, but the packaging has been opened or unsealed. It has never been used and should be in near pristine condition.
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New unboxed: The product does not come in its original packaging, but it has never been used and is in great working condition.
Refurbished: The product has been previously used, but it has undergone a thorough refurbishment process to restore it to a like-new or functional condition. Any defects or issues have been addressed, making it suitable for reuse.
Used: The product has been previously owned and has been used. It may show signs of wear and tear but is still functional and operational. The condition may vary depending on the specific item and its usage history.
