A high-speed isolated mixed analog module with four inputs, four outputs, diagnostics and interrupt capability.
The Siemens 6ES7335-7HG01-0AB0 is a SIMATIC S7-300 SM 335 high-speed analog mixed module. Siemens documents four isolated voltage/current analog inputs, four analog outputs, diagnostics and interrupt capability. The module uses a 20-pin front connector and is intended for S7-300 signal acquisition and output tasks.
| Item | Verified identification |
|---|---|
| Manufacturer | Siemens |
| Product line | SIMATIC S7-300 / SM 335 / Analog I/O |
| Product designation | SIMATIC S7-300 SM 335 Analog I/O Module |
| Article number | 6ES7335-7HG01-0AB0 |
| Country of origin | GERMANY |
| Parameter | Officially documented value |
|---|---|
| Module family | SIMATIC S7-300 SM 335 |
| Analog inputs | 4 |
| Input signal types | Voltage and current |
| Input resolution | 14 bit |
| Analog outputs | 4 |
| Output resolution | 11/12 bit |
| Electrical isolation | Optically isolated U/I channels |
| Functions | Diagnostics and interrupt capability |
| Front connector | 1 × 20-pin |
| Compatible successor identified by Siemens | 6ES7335-7HG02-0AB0 |
Use current photographs to verify the exact order number, interface configuration and physical condition before procurement approval.
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| Application | Engineering relevance |
|---|---|
| Fast analog acquisition | Collects four voltage/current process values in S7-300 control tasks. |
| Analog actuation | Provides four analog outputs for control signals and setpoints. |
| Diagnostic I/O | Supports applications that use module diagnostics and interrupt reporting. |
| Installed-base maintenance | Maintains the documented SM 335 configuration in existing S7-300 systems. |
Siemens documents 6ES7335-7HG02-0AB0 as compatible with the earlier 6ES7335-7HG01-0AB0 and notes a change in the external noise-filter requirement. Use the exact installed article and project configuration when planning replacement.
It provides four analog inputs and four analog outputs.
Siemens identifies isolated voltage and current analog inputs for the SM 335.
Siemens specifies a 20-pin front connector for 6ES7335-7HG01-0AB0.
Siemens states that the 7HG02 successor is compatible, but wiring, parameterization and noise-filter requirements still require review.
Send the complete part number, quantity, destination and current nameplate photographs for an exact review.
Email: sales6@apterpower.com | WhatsApp: +86 181 5988 9985
A structured review for exact identity, visible hardware condition, interface integrity and installed-system fit.
We compare the complete Siemens code, product marking and visible revision details.
Current photos can document channel ranges, 20-pin connector, noise filter and S7-300 project parameterization.
Sensitive industrial hardware is prepared for controlled handling and global shipment.
| Step | What we check | Customer input |
|---|---|---|
| 1 · Part identification | Full article number and visible product marking | |
| 2 · System fit | channel ranges, 20-pin connector, noise filter and S7-300 project parameterization | |
| 3 · Commercial review | Quantity, availability and warranty terms | |
| 4 · Dispatch planning | Packing, shipment route and documentation |
Complete part number, quantity, destination, hardware configuration, channel ranges, wiring diagram and module photos.
Send the complete part number, quantity, destination and current nameplate photographs for an exact review.
Email: sales6@apterpower.com | WhatsApp: +86 181 5988 9985
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Send the complete part number, quantity, destination and current nameplate photographs for an exact review.
Email: sales6@apterpower.com | WhatsApp: +86 181 5988 9985
