Technical Specifications
| Parameter Name | Value |
|---|---|
| Product Model | 6AV6641-0AA11-0AX0 |
| Manufacturer | Siemens |
| Product Type | SIMATIC OP73 Operator Panel |
| Display Type | STN, Monochrome LC Display with LED Backlight |
| Display Size | 3 inches |
| Display Resolution | 160 x 48 pixels |
| Backlight MTBF (at 25°C) | Approx. 100,000 hours |
| Keyboard Type | Membrane Keypad |
| Programmable Function Keys | 4 |
| System Keys | 8 |
| Supply Voltage | 24 V DC (20.4V to 28.8V) |
| Rated Current | 0.1 A |
| User Memory | 256 KB |
| Communication Interface | 1 x RS485 (MPI, PROFIBUS-DP) |
| Transmission Rate (Max) | 1.5 Mbit/s |
| Operating System | LINUX |
| Processor | ARM |
| Online Languages Supported | 5 |
| Project Languages Supported | 32 |
| Message Capacity | 500 (bit and analog messages) |
| Variable Capacity | 1,000 per device, 20 per screen |
| Configuration Software | WinCC flexible 2004 Compact SP1 or higher |
| Protection Rating (Front) | IP65, NEMA 4x |
| Protection Rating (Rear) | IP20 |
| Operating Temperature (Vertical) | 0°C to +50°C |
| Storage Temperature | -20°C to +60°C |
| Front Panel Dimensions (W x H) | 154 mm x 84 mm |
| Mounting Cutout (W x H) | 138 mm x 68 mm |
| Depth | 28.5 mm |
| Weight | Approx. 0.25 kg |
| Certifications | CE, GL, ABS, BV, DNV, LRS, UL, CSA, cULus, C-TICK, NEMA 4x |
Main Features and Advantages
Compact Design with Graphical Display Capability: The SIEMENS 6AV6641-0AA11-0AX0 features a compact, space-saving design with the same mounting cutout as its predecessor OP3, enabling direct replacement and system upgrades without cabinet modifications. The 3-inch STN display with 160 x 48 pixel resolution supports bitmap and bar graph displays, providing clear visualization of process values and status information. With a backlight MTBF of approximately 100,000 hours at 25°C, the SIEMENS 6AV6641-0AA11-0AX0 ensures long-term reliability and minimal maintenance requirements, making it an economical choice for continuous operation environments.
Flexible Operator Interface and Intuitive Control: The membrane keyboard of the SIEMENS 6AV6641-0AA11-0AX0 includes 8 system keys and 4 freely programmable function keys that can be graphically labeled, providing operators with intuitive and efficient control capabilities. The numerical and hexadecimal input functionality via cursor keys simplifies data entry for machine parameters and setpoints. The SIEMENS 6AV6641-0AA11-0AX0 supports up to 5 online languages, including Asian and Cyrillic character sets, making it ideal for global equipment deployments and multinational operations. This multi-language capability, combined with 32 configurable project languages, significantly reduces engineering effort for international machine builders.
Robust Connectivity and Comprehensive Messaging: Equipped with an onboard RS485 interface supporting MPI and PROFIBUS-DP at speeds up to 1.5 Mbit/s, the SIEMENS 6AV6641-0AA11-0AX0 integrates seamlessly with SIMATIC S7-200, S7-300/400, and WinAC systems. The panel’s messaging system supports up to 500 messages, including both bit and analog alarms, with a ring buffer that stores up to 256 messages for effective fault diagnosis and event logging. The SIEMENS 6AV6641-0AA11-0AX0 also provides comprehensive recipe management, task scheduler functions, and help text support, enhancing operator efficiency and system maintainability. Its robust plastic housing resists oils, greases, and standard cleaning agents, while the IP65-rated front ensures reliable operation in harsh industrial environments.
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