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- Siemens 6AV7674-1LA31-0AA0 SIMATIC HMI Extension Unit 12 Inch Hardwired 24V DC IP65 HMI Extension Unit Siemens 6AV7674-1LA31-0AA0 SIMATIC HMI Extension Unit 12 Inch Hardwired 24V DC IP65 HMI Extension Unit
Siemens 6AV7674-1LA31-0AA0 SIMATIC HMI Extension Unit 12 Inch Hardwired 24V DC IP65 HMI Extension Unit
Siemens 6AV7674-1LA31-0AA0 SIMATIC HMI Extension Unit 12 Inch Hardwired 24V DC IP65 HMI Extension Unit
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- Description
The Siemens 6AV7674-1LA31-0AA0 is a hardwired 12-inch Extension Unit for SIMATIC HMI and IPC PRO devices, with six mounting positions for operator controls and connection via a hardwired 30 m cable. It runs on 24V DC, 19.2 to 28.8 V, at 10 mA no-load, and is rated IP65 and NEMA Type 4 at the front.
Technical Specifications
| Order Number | 6AV7674-1LA31-0AA0 |
| Brand | Siemens |
| Series | SIMATIC HMI |
| EAN | 4025515738756 |
| Product Type Designation | Extension Unit 12 Hardwired |
| Mounting | Screwed joint, for 16:9 HMI/IPC PRO device (lower part), 6 slots for command devices/signaling units |
| Supply Voltage | 24V DC, 19.2 V to 28.8 V |
| Current Consumption, rated | 10 mA (without load) |
| Active Power Input, typ. | 0.1 W |
| Emitted Active Power | 5 W |
| Degree of Protection | IP65 (all-round), NEMA Type 4 (front) |
| Connector, LED Module | 12-pin |
| Connector, Control Element Contacts | 16-pin |
| Connector, Safety-Related Contacts (E-Stop) | 8-pin |
| Cable Length | 30 m |
| Ambient Temperature, Operation | 0 degC to 50 degC |
| Ambient Temperature, Storage/Transport | -20 degC to 60 degC |
| Max. Installation Altitude | 2,000 m |
| Relative Humidity, Operation max. | 90% (no condensation) |
| Material | Aluminum (enclosure front knockout covered with black film) |
| Width | 313 mm |
| Height | 99 mm |
| Depth | 100.65 mm |
| Weight (without packaging) | 2.2 kg |
| Delivery Quantity | 1 (all connectors for customer interfaces included) |
| Country of Origin | DE |
Certifications & Standards
- CE
- UL
- cULus
- RCM
- KC
Selection Notes
The hardwired variant suits installations needing certified safety contacts, since the 8-pin connector supports an emergency-stop button wired directly into six pre-configured positions. Choose the empty 12-inch Extension Unit box instead when the control layout is not yet finalized and field drilling to custom positions is acceptable.