Description
The Siemens 6ES7492-1CL00-1AB0 is a front connector designed for use with SIMATIC S7-400 series signal modules. This component provides a reliable interface for field wiring, featuring a 48-pole configuration that accommodates crimp-style contacts for secure and durable terminations. This product is supplied as a bulk package containing 84 individual connector units.
Features
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Engineered for the Siemens SIMATIC S7-400 PLC platform.
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High-density 48-pole design for comprehensive signal connectivity.
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Utilizes crimp contacts for robust and vibration-resistant wire termination.
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Supplied in a bulk packing unit of 84 connectors.
Applications
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Process control systems in chemical and pharmaceutical plants.
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High-performance manufacturing and assembly line automation.
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Power generation and distribution management systems.
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Panel building and system integration projects requiring S7-400 I/O.
Technical Specifications
| Specification |
Value |
| Manufacturer |
Siemens |
| Part Number |
6ES7492-1CL00-1AB0 |
| Product Series |
SIMATIC S7-400 |
| Product Type |
Front Connector for Signal Modules |
| Pole Count |
48-pole |
| Termination Method |
Crimp Contacts |
| Packing Unit Quantity |
84 Units |
| Product Lifecycle Status |
Active |
| Commodity Code |
85366990 |
| ECCN |
N |
| Shipping Weight (Packing Unit) |
11.54 kg |
| Package Dimensions (Packing Unit) |
59.00 x 39.00 x 20.00 cm |
| Country of Origin |
Germany (Estimate) |
Installation Guidelines
CRITICAL WARNING: Always de-energize the S7-400 rack and the corresponding signal module before installing or removing the front connector. Failure to disconnect power can result in electric shock, equipment damage, and unintended machine operation. Verify zero energy state using a calibrated multimeter.
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1
Prepare field wiring by stripping insulation to the specified length. Use a calibrated crimping tool and the correct crimp contacts (sold separately) to terminate each wire. Ensure a secure mechanical and electrical connection.
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2
Insert the crimped contacts into the appropriate positions on the rear of the front connector. A slight click should be felt or heard, confirming the contact is properly seated and locked. Gently tug on each wire to verify it is secure.
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3
Align the front connector with the corresponding interface on the S7-400 signal module. Press firmly and evenly until it is fully seated.
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4
Secure the connector to the module by tightening the integrated retaining screws. Apply gentle, even torque to both screws to prevent misalignment or damage to the connector pins. Do not overtighten.
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5
Route the cable bundle away from the connector, ensuring adequate strain relief to prevent stress on the terminations. Secure the cable to the cabinet's wire duct or tray.