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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 6ES7321-7BH01-0AB0 |
| Alternative Part Number | 6ES73217BH010AB0 |
| Manufacturer | Siemens |
| Category | PLC Systems |
| Family | Simatic S7 |
| Supply Voltage (DC) | 24 V |
| Permissible Voltage Range (DC) | 20.4 V to 28.8 V |
| Input Current (max) | 90 mA (from load voltage L+ without load) |
| 130 mA (from backplane bus 5 V DC) | |
| Power Loss (typical) | 4 W |
| Digital Inputs | 16 |
| Input Characteristic Curve | IEC 61131, Type 2 |
| Input Voltage (DC) | Rated value: 24 V |
| Signal "0": -30 to +5 V | |
| Signal "1": 13 to 30 V | |
| Input Current (typical) | 7 mA (for signal "1") |
| Input Delay | Parameterizable (0.1 / 0.5 / 3 / 15 / 20 ms) |
| Cable Length (max) | Shielded: 1000 m |
| Unshielded: 600 m | |
| Connectable Encoders | 2-wire sensor |
| Isochronous Mode | Yes |
| Interrupts/Diagnostics/Status Info | Alarms, Diagnostic Alarm, Hardware Interrupt |
| Galvanic Isolation | Between channels and backplane bus (Optocoupler) |
| Connection Method | 20-pin front connector |
| Dimensions (W x H x D) | 40 mm x 125 mm x 120 mm |
| Weight (approx.) | 200 g |
The Siemens 6ES7321-7BH01-0AB0 is a high-quality digital input module from the renowned Simatic S7 series. This compact and robust part is designed to seamlessly integrate into your PLC systems, offering reliable and efficient performance. With a 130 mA input and a 24 V dc power supply, it ensures optimal operation in various industrial environments. The part measures 40 x 125 x 120 mm, making it a perfect fit for space-constrained applications. The Siemens 6ES7321-7BH01-0AB0 is a versatile solution for your automation needs, providing you with precise control and monitoring capabilities. It's a great choice for enhancing the functionality of your PLC systems.
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Frequently Asked Questions
What is the input voltage range for this Siemens digital input module?
The input voltage range for the 6ES7321-7BH01-0AB0 Siemens digital input module is 20.4 VDC to 28.8 VDC, with a rated value of 24 VDC.
How many digital inputs does this module have?
The 6ES7321-7BH01-0AB0 Siemens digital input module has 16 digital inputs.
What type of input characteristic curve does this module follow?
The 6ES7321-7BH01-0AB0 Siemens digital input module follows the input characteristic curve according to IEC 61131, Type 2.
Is this module suitable for isochronous mode?
Yes, the 6ES7321-7BH01-0AB0 Siemens digital input module is fit for isochronous mode.
What is the maximum cable length for shielded and unshielded cables?
For the 6ES7321-7BH01-0AB0 Siemens digital input module, the maximum cable length is 1000 meters for shielded cables and 600 meters for unshielded cables.
Are the digital inputs of this module galvanically isolated?
Yes, the digital inputs of the 6ES7321-7BH01-0AB0 Siemens digital input module are galvanically isolated.
What type of front connector is required for this module?
A 20-pin front connector is required for the 6ES7321-7BH01-0AB0 Siemens digital input module.
What are the dimensions of this digital input module?
The dimensions of the 6ES7321-7BH01-0AB0 Siemens digital input module are 40 mm in width, 125 mm in height, and 120 mm in depth.
Does this module support diagnostic alarms and hardware interrupts?
Yes, the 6ES7321-7BH01-0AB0 Siemens digital input module supports both diagnostic alarms and hardware interrupts, which are parameterizable.
Part conditions explained
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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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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.
