Siemens 6AV3535-1FA41-0BX1 OP35 Operator Panel

Direct Keypad Interface for SIMATIC S5 and S7 Systems

The 6AV3535-1FA41-0BX1 operator panel, also known as the OP35, provides a robust direct keypad interface for industrial automation environments. This panel serves as a reliable HMI solution for SIMATIC S5 and S7 systems, enabling straightforward operator control and monitoring. Consequently, this panel suits applications requiring simple, cost-effective operator interaction without complex touchscreen functionality.

Technical Specifications

Direct Keypad Interface and Operator Interaction

The 6AV3535-1FA41-0BX1 features a membrane keypad with tactile feedback for reliable operator input. This direct keypad design provides straightforward navigation and data entry for industrial control tasks. Furthermore, the OP35 includes programmable function keys for customized operator actions. Consequently, operators can efficiently monitor processes and adjust parameters without complex menu navigation. The panel’s robust keypad withstands repeated use in demanding industrial environments.

System Integration and Communication

Users configure the 6AV3535-1FA41-0BX1 using ProTool or ProTool/Pro configuration software . This panel communicates with Siemens S5 and S7 PLCs via MPI, PROFIBUS DP, or serial interfaces. The OP35 integrates seamlessly into existing SIMATIC installations for straightforward upgrades. Furthermore, the panel supports standard HMI functions including alarm handling and process value display. Users can connect this panel to SIMATIC S5-135U systems via FB51 standard function blocks .

Physical Characteristics and Installation

The 6AV3535-1FA41-0BX1 features a compact design suitable for space-constrained control cabinets. Its IP65 front protection rating provides robust resistance against dust and water ingress. The panel mounts directly into standard cutouts for straightforward installation. Its robust construction withstands typical industrial conditions, including temperature variations and vibration.

Product Status and Availability

Siemens has designated the 6AV3535-1FA41-0BX1 as a legacy product. Users may still source this panel through industrial automation distributors offering new old stock or refurbished units . Many suppliers provide warranty coverage on these legacy components. For new installations, Siemens recommends migrating to current HMI platforms such as the SIMATIC HMI Basic or Comfort panels.