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6ES7521-1BH10-0AA0 New Original Siemens S7-1500 Plc Programming Controller module

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6ES7521-1BH10-0AA0 New Original Siemens S7-1500 Plc Programming Controller module

Name: 6ES75211BH100AA0 New Original Siemens S71500 Plc Programming Controller module
Brand: Siemens
Price: 249 USD

China 6ES7521-1BH10-0AA0 New Original Siemens S7-1500 Plc Programming Controller module factory

Brand Name : Siemens

Model Number : 6ES7521-1BH10-0AA0

MOQ : 1

Price : 249-265$

Payment Terms : T/T

Delivery Time : 3-5 days

Packaging Details : Original packaging

Brand : Siemens

Model : 6ES7521-1BH10-0AA0

Product Series : S7-1500

Product Type : PLC, PAC, & Dedicated Controller

Warranty : 1 Year

Service : One-stop Service

Lead time : 3-5 Days

Shipping By : DHL\UPS\Fedex\EMS\TNT\Aramex

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1. Product Parameters

Parameter	Description
Model Number	6ES7521-1BH10-0AA0
Product Type	SIMATIC S7-1500 Digital Input Module – DI 16 x 24 V DC (Standard)
Power Supply	24 V DC (via backplane bus from CPU or PS)
Dimensions (W × H × D)	25 mm × 147 mm × 129 mm
Weight	Approx. 230 g
Technology Functions	- 16 digital inputs (24 V DC)<br> - Input filter time configurable (0.1 ms to 6.4 ms)<br> - Diagnostics per channel (optional)<br> - Process and hardware interrupts (e.g., rising/falling edge detection)<br> - Compatible with TIA Portal V15 or higher
Expansion Capability	Can be installed in any slot on the S7-1500 rack (up to 32 modules total, depending on power supply)
Installation	DIN rail mounting (35 mm top-hat rail, per IEC 60715); connects via S7-1500 backplane bus; requires front connector (6ES7971-1BA00-0XA0, sold separately); IP20 protection

2. Key Selling Points

The Siemens 6ES7521-1BH10-0AA0 is a 16-channel digital input module designed for the SIMATIC S7-1500 automation system. It is used to connect 24 V DC binary signals from field devices such as pushbuttons, limit switches, proximity sensors, relay contacts, and level switches into the PLC control system. Each input is rated for 24 V DC, making it ideal for standard industrial signaling in control cabinets.

3. Frequently Asked Questions (FAQ)

Question	Answer
1. Does the 6ES7521-1BH10-0AA0 require a separate power supply?	No. It is powered directly from the S7-1500 backplane bus. No external power connection is needed—the module receives 24 V DC through the base unit and backplane from the CPU or system power supply.
2. Can this module detect fast signal changes?	Yes. With configurable input filter times (from 0.1 ms to 6.4 ms), it can detect fast signal transitions. For high-speed applications, the shortest filter (0.1 ms) allows detection of pulses as brief as 0.2 ms. Hardware interrupts further enhance response speed.
3. Is a front connector included with this module?	No. The front connector (e.g., 6ES7971-1BA00-0XA0, 20-pin) is sold separately. You must order it independently for wiring the field devices to the module.

6ES7521-1BH10-0AA0 New Original Siemens S7-1500 Plc Programming Controller module

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