Siemens 6AV6642-0BA01-1AX1 TP177B HMI

Siemens 6AV6642-0BA01-1AX1 SIMATIC TP 177B Touch Panel

Product Introduction

The Siemens 6AV6642-0BA01-1AX1 belongs to the TP 177B family of operator interfaces. Siemens designed this panel for machine-level and process applications. It features a 5.7-inch STN color display with 320 x 240 pixels.

This touch panel runs on 24V DC and draws only 0.24 A nominal current. Its ARM processor operates at 200 MHz with 2 MB of user memory. The front bezel meets IP65 and NEMA 4x standards. Meanwhile, the rear side is rated IP20.

Many engineers choose the 6AV6642-0BA01-1AX1 for its multiple connectivity options. You get one Ethernet port, one RS485, one RS422, and one USB interface. Additionally, it supports an optional RS232 connection. The panel also includes a slot for MMC or SD cards up to 512 MB.

Technical Specifications

Display Features

• Display type: STN

• Screen diagonal: 5.7 inches

• Color support: 256 colors

• Resolution: 320 x 240 pixels

• Backlight MTBF: 50,000 hours at 25°C

Control Elements

• Touch screen: Analog resistive

• System keys: Yes

• Numeric keypad: Yes

• Alphanumeric keypad: Yes

Power and Current

• Supply voltage: 24V DC

• Rated current: 0.24 A

• Inrush I²t: 0.5 A²·s

Processor and Memory

• Processor: ARM, 200 MHz

• Memory type: Flash and RAM

• User data memory: 2,048 kbytes

Clock

• Type: Hardware clock, synchronizable

• Battery backup: No

• Retentive: No

Interfaces and Communication

Available Ports

• Industrial Ethernet: 1 port (RJ45)

• RS485: 1 port

• RS422: 1 port

• USB: 1 port (up to 1 GB)

• RS232: Optional

Memory Card Slot

• MMC/SD combo slot: Supports MMC up to 128 MB, SD up to 512 MB (with WinCC flexible 2008 SP1, E-status 016 or higher)

Supported Protocols

• PROFINET IO: Yes

• PROFIBUS DP: Yes

• TCP/IP: Yes

• EtherNet/IP: Yes

• MODBUS: Yes

• Sm@rtServer: Yes

Controller Compatibility
The 6AV6642-0BA01-1AX1 connects to many PLCs. These include Siemens S7-200, S7-300/400, S7-1200, and S5. It also supports Allen Bradley DF1, Mitsubishi FX, Modicon Modbus, and OMRON. Furthermore, it works with SINUMERIK and SIMOTION.

Environmental and Mechanical Data

Ambient Conditions

• Operating temperature: 0 to 50 °C

• Storage/transport temperature: -20 to 60 °C

• Operating humidity: 90% max, non-condensing

Mounting

• Mounting position: Vertical

• Max tilt without ventilation: 35°

Protection Ratings

• Front: IP65, NEMA 4x, NEMA 12

• Rear: IP20

Hazardous Area Approvals

• ATEX Zone 2: Yes

• ATEX Zone 22: Yes

• FM Class I Div. 2: Yes

Marine Approvals

• GL, ABS, BV, DNV, LRS: All approved

Shock and Vibration

• Complies with industrial standards for panel-mounted HMIs. No specific g-rating published for this model.

Certifications

• CE, UL, CSA, cULus, C-TICK, NEMA 4x, NEMA 12

Software and Configuration

Operating System

• Pre-installed: Windows CE

Configuration Tools

• WinCC flexible Compact 2005 or higher (required, sold separately)

• Also supports WinCC Comfort/Advanced/Professional (TIA Portal)

Runtime Features

• Online languages: 5

• Project languages: 32

• Messages: Up to 2,000 (bit messages)

• Recipes: 100 recipes, 200 data records each

• Variables: 1,000 per device

• Screens: Up to 500 configurable

Security

• User groups: 50

• User rights: 32

• Password export/import: Yes

Data Transfer Methods

• MPI, PROFIBUS DP, serial, USB, Ethernet, external storage, auto transfer recognition

Frequently Asked Questions (FAQ)

1. Can the 6AV6642-0BA01-1AX1 connect to a Siemens S7-1200 PLC?
Yes, it supports S7-1200 via Ethernet or PROFINET. Use WinCC flexible or TIA Portal to configure the connection. The panel also works with S7-1500 through standard protocols.

2. Does this HMI require a battery for clock retention?
No, the hardware clock has no battery backup. Therefore, the time resets after a power cycle unless synchronized with the PLC. Use a time-sync block in your PLC program.

3. What is the maximum memory card size for the 6AV6642-0BA01-1AX1?
With firmware E-status 016 or higher and WinCC flexible 2008 SP1, it supports MMC up to 128 MB and SD up to 512 MB. Older versions may have lower limits. Always check your device firmware.

4. How do I clean the touch screen safely?
The panel includes a "Clean screen" service function. Activate it to temporarily disable touch input. Then wipe the screen with a soft, damp cloth. Do not use harsh solvents or abrasive pads.

5. Can I use this panel outdoors?
The temperature range is 0 to 50°C, so freezing conditions are not allowed. Additionally, direct sunlight may overheat the unit. For outdoor use, install it inside a protected enclosure with climate control. The IP65 front rating handles rain, but UV exposure may degrade the overlay over time.