Siemens 6AV3515-1MA11 Operator Panel

This operator panel provides local machine control for Siemens SIMATIC S5 automation systems. It interfaces directly with programmable logic controllers for data entry and display. Therefore, it enables operators to monitor processes and adjust parameters in real time.

Physical and Display Specifications

The Siemens 6AV3515-1MA11 measures 21.0 cm in length and 15.0 cm in width. Moreover, its panel weight equals approximately 1.20 kg for panel mounting. A single 25-pin D-sub connector links this panel to the S5 PLC. Additionally, the unit includes a built-in graphical display and membrane keypad.

Parameter	Specification
Brand	Siemens
Full Model	6AV3515-1MA11
Category	OPERATOR PANEL (SIMATIC S5)
Dimensions (L x W x H)	21.0 cm x 15.0 cm x 6.5 cm (8.27″ x 5.91″ x 2.56″)
Panel Weight	1.20 kg (2.65 lbs)
Display Type	Monochrome LCD (Graphical)
Display Resolution	240 x 64 Pixels
Display Size	12.0 cm x 4.5 cm (4.72″ x 1.77″)
Character Format	5 x 7 Dot Matrix
Text Display Capacity	4 Lines x 40 Characters (Maximum)
Graphic Display Capacity	240 x 64 Dot Graphics
Backlight Type	CCFL (Cold Cathode Fluorescent)
Backlight Life	25,000 Hours (Minimum)
Keypad Type	Membrane (Tactile Feedback)
Number of Keys	36 Keys (Alphanumeric + Function)
Function Keys	12 User-Programmable Soft Keys
Interface Connector	1 x 25-pin D-Sub Female (RS-232/RS-422)
Communication Protocol	Siemens AS511 (Proprietary)
Baud Rate Range	9600 to 38400 baud
Cable Length Maximum	500 meters (1640 feet) for RS-422
Power Supply	24 VDC External (19.2 to 28.8 VDC)
Power Consumption	8 W (Typical)
On-Board Components	1 Microcontroller + 1 LCD Controller IC + 4 Memory Chips + 2 UARTs + 1 Keypad Matrix Decoder + 1 Display Driver IC + 6 Protection Diodes + 1 Voltage Regulator + 1 Capacitor Array + 1 Fuse
Energy Storage	3 x 470 µF Electrolytic Capacitors (35V) + 3 x 100 µF (16V) + 2 x 10 µF Tantalum (25V)
Operating Temperature	0°C to +45°C (32°F to 113°F)
Storage Temperature	-20°C to +70°C (-4°F to 158°F)
Protection Rating	IP54 (Front Panel)
Mounting Type	Panel Mount (Cutout 20.0 cm x 14.0 cm)
Status Indicators	1 Green LED (Power) + 1 Yellow LED (Communication) + 1 Red LED (Fault)

Display and User Interface Features

The Siemens 6AV3515-1MA11 features a graphical 240 x 64 pixel LCD display. Specifically, the screen shows process diagrams, alarm lists, and menu texts clearly. In addition, twelve programmable soft keys provide direct access to machine controls. Moreover, the membrane keypad offers tactile feedback for reliable data entry. Consequently, operators can navigate complex menus and edit parameters without external devices.

Communication and PLC Connectivity

This operator panel connects to SIMATIC S5 PLCs using the AS511 protocol. For instance, the RS-232 interface suits short-distance connections up to 15 meters. In addition, the RS-422 interface allows cable runs up to 500 meters. Furthermore, the panel automatically detects the baud rate upon power-up. Thus, you can install this unit remotely from the PLC cabinet.

Energy Storage and Operational Stability

This panel stores energy using eight onboard capacitors for power filtering. Specifically, three large capacitors smooth the 24 VDC input for stable microcontroller operation. In addition, three capacitors filter the CCFL backlight power supply. Furthermore, two tantalum capacitors provide high-frequency noise suppression for logic circuits. Therefore, the Siemens 6AV3515-1MA11 continues operating through brief power interruptions reliably.

Installation and Diagnostic Indicators

Three LED indicators on the front panel provide operational status at a glance. First, a green Power LED lights when the 24 VDC supply is present. Second, a yellow Communication LED flashes during data exchange with the PLC. Third, a red Fault LED indicates hardware errors or communication timeouts. Additionally, the panel requires a panel cutout of 20.0 cm by 14.0 cm. Thus, this operator panel fits standard industrial enclosure openings perfectly.