Siemens 6ES7702-0AA00-0YA0 Handheld Display

Portable Operator Interface for SIMATIC S5 and S7 Systems

The Siemens 6ES7702-0AA00-0YA0 provides a portable handheld display unit for programming and diagnostic tasks. This device features a 2-line LCD screen with 16 characters per line for clear text presentation. Its compact housing measures 220 mm in height, 110 mm in width, and 45 mm in depth, fitting comfortably in the operator’s hand. The total weight reaches approximately 0.5 kg, ensuring comfortable handling during extended use.

This handheld unit connects directly to PLCs through a serial interface for convenient on-site operation. The following table details the complete technical specifications for this portable display solution:

Parameter	Specification
Product Brand	Siemens
Product Model	6ES7702-0AA00-0YA0
Product Category	Handheld Display Unit
Platform Compatibility	SIMATIC S5, S7-200, S7-300
Display Type	LCD (2 lines x 16 characters)
Character Format	Alphanumeric (7-segment)
Communication Interface	RS-232 (TTY compatible)
Cable Length	3.0 meters (fixed)
Keypad	Membrane with 12 keys
Dimensions (H x W x D)	220 mm x 110 mm x 45 mm
Weight	0.5 kg
Supply Voltage	5 V DC (from PLC)
Power Consumption	1.5 W typical
Operating Temperature	0°C to +50°C
Storage Temperature	-20°C to +60°C
Protection Rating	IP40 (splash-proof membrane)

Display Performance and Readability

The 2-line by 16-character LCD presents process values, diagnostic codes, and operator prompts clearly. This display allows operators to monitor PLC status without a programming terminal. The contrast setting remains stable across different ambient lighting conditions. Users can therefore read information accurately in both bright and dim environments.

Keypad Interface and Operator Controls

The membrane keypad includes 12 tactile keys for efficient data entry and navigation. Operators can input parameters and commands directly through the handheld unit. The key layout minimizes errors through clearly labeled functions and intuitive grouping. This design supports quick operator responses during troubleshooting and system adjustments.

System Integration and Practical Applications

The 6ES7702-0AA00-0YA0 connects to PLCs via a fixed 3.0-meter cable for flexible positioning. This cable provides sufficient reach for accessing control cabinets and machinery. The unit serves both programming and diagnostic functions without requiring a separate terminal. Maintenance teams can therefore perform on-site checks quickly and efficiently.