Siemens SIMATIC OPERATOR PANEL OP77B p/n 6AV6 641-0CA01-0AX1
$ 241.3
Description
Siemens SIMATIC OPERATOR PANEL OP77B p/n 6AV6 641-0CA01-0AX1. It was designed as the powerful successor to the popular (but much simpler) OP7. The OP77B was one of the first small panels to include anMMC slot. Zero-PC Recovery: You can save a "backup image" of the panel to the MMC card. The Siemens SIMATIC OP77B is a compact, high-performance Operator Panel that belongs to the Simatic "70 series" family. It was designed as the powerful successor to the popular (but much simpler) OP7. It is a text-based panel (not graphical), but it features a high-contrast display and a significant amount of integrated memory, making it ideal for managing recipes and complex alarm systems in small-to-medium machines. 1. Key Technical Specifications The OP77B is built for industrial durability, featuring a membrane keypad with tactile feedback. Feature Details Display 4.5" Backlit LCD (Monochrome) Resolution 160 x 64 pixels Interface 23 Keys (System keys, Numeric pad, 8 Function keys) Memory 1 MB integrated Flash (for project/recipe data) Ports RS-232, RS-422/485 (MPI/Profibus), and USB Expansion Integrated MMC (MultiMediaCard) slot for backups/recipes 2. Communication Capabilities One of the main advantages of the "B" version (OP77B) over the basic OP77A is its connectivity: Multi-Protocol: It supports MPI and Profibus DP up to 12 Mbps. Serial Support: It can communicate via RS-232/422 with non-Siemens PLCs using various drivers. USB Port: This port is used for high-speed project downloads from a PC, which is much faster than the older serial transfer methods. 3. Software and Programming The OP77B is programmed using Siemens' legacy HMI software: WinCC Flexible: (2004, 2005, 2007, or 2008). This is the most common environment for these panels. TIA Portal: It is supported in TIA Portal (up to Version 14) under the WinCC Comfort/Advanced tier, allowing for migration to more modern projects. Note: If you are migrating an old OP7 project to an OP77B , the software handles most of the screen conversion, but you will need to re-assign the Function keys (F1-F8) as the physical layout differs slightly. 4. Backups and the MMC Slot The OP77B was one of the first small panels to include an MMC slot . Recipe Storage: You can store massive amounts of production data on the card. Zero-PC Recovery: You can save a "backup image" of the panel to the MMC card. If a panel fails on the factory floor, a maintenance tech can simply move the card to a new OP77B and restore the system without needing a laptop or the original source code.
