Siemens 6ES7521-1FH00-0AA0 Digital Input Module
The Siemens 6ES7-521-1FH00-0AA0 is a high-reliability 16-channel AC input module for 230V signals. Engineered to meet IEC standards, it’s ideal for direct signal detection in industrial and utility applications where robust AC voltage monitoring is needed.
Technical Specifications
- Model: 6ES7521-1FH00-0AA0 Siemens
- Series: SIMATIC S7-1500
- Input Type: 16 x 230 V AC (Input Type 1 per IEC 61131)
- Input Delay: 20 ms
- Channel Grouping: 4 channels per group
- Connector Type:
- Screw terminal or push-in front connector (ordered separately)
- Net Weight: 0.342 kg
- Dimensions (W×H×D): 151.0 × 152.0 × 47.0 mm
- Product Lifecycle: Active
- Country of Origin: Germany
Function & Application
Purpose:
This module is designed for detecting high-voltage 230V AC input signals in industrial automation systems based on the SIMATIC S7-1500 platform. With a 20ms delay and standardized input type, it ensures safe and reliable signal acquisition.
Typical Applications:
- AC voltage detection in manufacturing lines
- Distributed I/O in control panels
- High-voltage sensor interfacing
- Building automation and lighting systems
Performance & Features
- 16 x 230V AC Inputs. Ideal for interfacing with high-voltage sensors and switches.
- 20 ms Input Delay. Provides stable signal recognition and avoids false triggering.
- Grouped Inputs. Organized in 4-channel blocks for efficient wiring and troubleshooting.
- Compatible Front Connectors. Offers choice of screw or push-in terminal blocks.
- Type 1 Input per IEC 61131. Ensures compatibility with standardized digital input specs.
Recommended Accessories
- 6ES7592-1AM00-0XB0 – Front Connector, Screw-Type, 40-Pole
- 6ES7592-1BM00-0XB0 – Front Connector, Push-In Design, 40-Pole
Delivery & Compliance
- Packaging Dimensions: 151.0 × 152.0 × 47.0 mm
- Net Weight: 0.342 kg
- Packaging Quantity: 1 Piece
- Country of Origin: Germany
Product Compliance & Classification
- RoHS Compliance: Since 25.02.2013
- WEEE Take-Back Obligation: Yes
- SCIP Number: 676dd7bd-2e9a-4a64-8207-812dfb741b3a
- REACH Substances:
- Lead (CAS 7439-92-1) > 0.1%
- Lead monoxide (CAS 1317-36-8) > 0.1%
- Silicic acid, lead salt (CAS 11120-22-2) > 0.1%
- Bisphenol A (CAS 80-05-7) > 0.1%
- 2-methyl-1-(4-methylthiophenyl)-2-morpholinopropan-1-one (CAS 71868-10-5) > 0.1%
- Commodity Code: 85389091
- Catalog ID: ST73
- Product Group: 4501
- Group Code: R151
- Product Class: A – Stock item, returnable
- EAN: 4025515080244
- UPC: 887621139087
Key Features & Benefits:
✅ 16 x 230V AC Inputs: Designed for high-voltage automation systems.
✅ Input Delay 20 ms: Reliable filtering of noisy signals.
✅ Grouped in 4s: Simplifies diagnostics and wiring.
✅ Front Connector Optional: Choose between screw or push-in.
✅ Compatible with S7-1500 Systems: Seamless integration with TIA Portal.
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