Siemens 6AV2124-0MC01-0AX0 HMI

1. Basic Product Positioning

Order Number: SIEMENS 6AV2124-0MC01-0AX0

Full Model Name: SIMATIC HMI TP1200 Comfort Panel

Type: 12.1-inch fully touch industrial human-machine interface (without physical keys)

Operating System: Windows CE 6.0, configured via TIA Portal WinCC Comfort

1. Order Number Segment Breakdown (6AV2124-0MC01-0AX0)

III. Core Hardware Specifications

1. Display & Touch

Screen: 12.1-inch 16:9 TFT wide screen

Resolution: 1280 × 800 WXGA

Color Depth: 16.77 million colors (24-bit true color)

Backlight: LED, adjustable brightness 0~100%, MTBF 80,000 hours at 25°C

Touch Technology: Resistive touch, supports glove/stylus operation

Mounting: Embedded installation in landscape or portrait orientation

2. Storage & Performance

User Project Memory: 12 MB

External Storage: 1 × SD/MMC card slot (for archiving, recipes, firmware upgrade)

RAM: 128 MB DDR3

Processor: ARM Cortex-A9 400 MHz

3. Electrical Power Supply

Supply Voltage: DC 24 V, allowable range 19.2~28.8 V

Rated Current: 0.85 A, typical power consumption 20 W

Built-in reverse polarity protection, mandatory PE grounding

Weight: Approx. 2.8 kg

4. Full Interfaces (Rear of Unit)
5. 2 × PROFINET RJ45 Ports (switch cascading, 10/100 Mbps, IRT support)
6. MPI / PROFIBUS DP Universal Serial Port (for legacy S7-300/400 PLCs)
7. 2 × USB Host (Type A): USB flash drive, mouse, printer
8. 1 × Mini USB Device Port: Program download and debugging from PC
9. SD memory card slot
10. Protection & Environmental Conditions

Front Panel: IP65 (waterproof, oil-proof, dust-proof; direct mounting outside control cabinet)

Rear Housing: IP20 (for cabinet interior installation only)

Operating Temperature: 0°C ~ +50°C (no forced cooling for vertical mounting)

Storage / Transport Temperature: -20°C ~ +60°C

Humidity: 10%~90%, non-condensing

Maximum Installation Altitude: 2000 m

6. Cutout & Overall Dimensions

Overall Outer Size: 330 mm (W) × 241 mm (H)

Control Cabinet Cutout Size: 310 mm × 221 mm

Mounting Depth: Approx. 56 mm

1. Software Compatibility
2. Minimum Configuration Software: TIA Portal V11 WinCC Comfort
3. Fully compatible with TIA Portal V12 ~ V19; firmware upgrade required for V17/V19
4. Supported Functions:

Trend curves, multi-language switching, user access rights management

Batch recipe read/write, data archiving, alarm logging

Built-in Web server, PDF/Excel viewer, media player

Automatic backlight off via PROFIenergy energy saving

VB scripting, direct S7 variable connection to S7-1200/1500/300/400/ET200SP

1. Typical Application Scenarios

Machine tools, packaging production lines, lithium battery production lines, water treatment systems

HVAC systems, printing machinery, injection molding/die-casting equipment

Retrofit projects requiring compatibility with both new PN PLCs and legacy DP/MPI PLCs

Central control stations requiring large high-definition displays and long-term data archiving

1. Same Series Comparison & Replacement Options

Same-Size Same-Series Comparison

Upgrade / Downgrade Alternatives

1. Larger screen: TP1500 Comfort (6AV2124-0UC02-0AX1), 15-inch
2. Smaller screen: TP900 Comfort (6AV2124-0JC01-0AX0), 9-inch
3. With physical keys: KP1200 Comfort (6AV2124-1MC01-0AX0)

VII. Common Troubleshooting Matrix

VIII. Summary of Selection Advantages

1. Dual Ethernet ports with PN+DP dual protocols: Compatible with both new and legacy Siemens PLCs, preferred choice for retrofit projects;
2. 12-inch high-definition wide screen with 16.7 million colors, display performance far superior to Basic Panels;
3. Industrial IP65 front panel, suitable for oily and dusty workshops;
4. Complete advanced HMI functions including archiving, Web access and scripting to satisfy complex production line monitoring;
5. Original German hardware with outstanding stability, 80,000-hour backlight lifespan for 24/7 continuous production.

Cross-Brand Comparison Table for Siemens 6AV2124-0MC01-0AX0 (TP1200 Comfort)

Core Positioning of Reference Model

Siemens TP1200 Comfort 6AV2124-0MC01-0AX0

Positioning: High-end 12-inch industrial HMI, dual-bus support for PROFINET + MPI/DP, 1280×800 wide screen resistive touch, deep TIA integration, advanced archiving/scripting/multi-protocol capability

Cutout Size: 310×221 mm, IP65 front panel, DC 24 V power supply

1. Benchmark International Premium Brands (Original Imported, Same High-End Grade)
2. Schneider Electric

2. Mitsubishi Electric GT27 Series

3. Rockwell Automation AB PanelView Plus 7

4. Omron NS12 / NA Series

1. Mid-to-High-End Taiwanese Brands (Cost-Effective Retrofit Alternatives, Market Preferred)

Weintek cMT3120X (Top-tier model, direct Comfort equivalent)

Screen: 12.1-inch 1280×800 wide screen, resistive touch

Communication: Dual Ethernet, RS485/232, USB; native S7 MPI/DP, PROFINET, Modbus support

Configuration Software: EBPro; supports VBS scripting, mass data archiving, remote upload/download, Web viewer

Matching Score: ★★★★★; The only Taiwanese HMI with native Siemens DP bus compatibility; nearly identical cutout size for direct replacement of legacy Siemens units

Disadvantages: No native TIA integration; full project reconfiguration required; WinCC project migration unsupported

Weintek MT8121iE (Economical downgrade alternative)

Resolution 1024×768, single Ethernet port, no native MPI; for simple retrofits with tight budgets, not a full equivalent of TP1200 Comfort

III. Mainstream Domestic Industrial HMIs (Low-Cost Localized Replacement)

1. Kunlun MCGS TPC1231Ni

Screen: 12.1-inch, 1024×768 (4:3 aspect ratio, non-16:9 wide screen)

Communication: Ethernet, RS485; supports S7 Protocol, Modbus; no native DP/MPI

Configuration Software: McgsPro; mature domestic configuration ecosystem with complete recipe/trend/alarm functions

Matching Score: ★★★☆; Aspect ratio mismatch requires full screen UI rework; suitable for new projects with PROFINET-only communication

2. Samkoon AK-121AW

12.1-inch 1280×800 wide screen, Android OS, dual Ethernet + RS485; supports S7 and PROFINET

Advantages: Low cost, built-in WiFi remote access; Disadvantages: Inferior industrial stability and archiving capacity vs imported/top-tier Weintek models

1. Cross-Brand Core Specification Comparison Table

1. Selection & Replacement Decision Guide
2. Optimal Direct Replacement (Mixed new & legacy Siemens PLCs with DP devices)

Weintek cMT3120X

Reason: The sole model compatible with both MPI/DP and PROFINET; matching cutout and screen aspect ratio, no cabinet modification required, lowest retrofit cost.

2. Equivalent Imported Replacement (Overseas production lines, standardized projects)

Schneider HMIGTU65

Recommended only for lines without legacy S7-300/400 DP PLCs; additional communication card mandatory if PROFIBUS DP is used.

3. New Projects with Tight Budget, S7-1200/1500 Only (PROFINET)

Kunlun TPC1231Ni / Samkoon AK-121AW

Pure Ethernet communication scenario; drastically reduced hardware cost with convenient domestic after-sales support.

4. Production Lines Matched with Japanese Equipment

Mitsubishi GT2712-STBA

Optimized for Mitsubishi FX/Q/L series PLCs; connect to Siemens PLCs via PROFINET.

1. Replacement Risk Warnings (Universal Cross-Brand Limitations)
2. No direct project migration: All third-party HMIs cannot open TIA WinCC projects; all screens, scripts and alarms require full reconfiguration;
3. PROFIBUS DP limitation: Except Weintek cMT3120X, all other brands lack native MPI/DP ports; DP gateway hardware must be added for legacy S7-300/400 retrofits, increasing total cost;
4. Aspect ratio discrepancy: Kunlun 1024×768 is 4:3; original 16:9 screen content will stretch and distort, requiring full UI redesign;
5. Missing ecosystem linkage: Siemens native functions including PROFIenergy, IRT real-time communication and unified TIA diagnostics are unsupported on third-party HMIs, which only provide basic data read/write capability without advanced features.