Designing H-Bridge Motor Drives Without Shoot-Through
A practical guide to H-bridge motor drives covering switching states, dead time, inductive current paths, PWM choices, protection, PCB layout, PLC interfacing, and staged commissioning tests.
Manufacturer: Siemens
Product No.: 6AV7872-1AA30-1AC0
Country of origin:Germany
Product Type: Panel PC
Barcode: 85371098
Payment: T/T, Western Union
Weight: 17g
Dimensions: 60.0 x 56.5 x 30.0 cm
Shipping port: Xiamen
Warranty: 12 months
The Siemens 6AV7872-1AA30-1AC0 is a SIMATIC Panel PC 677B, an integrated human-machine interface (HMI) designed for industrial control and visualization tasks. This unit features a 15-inch touchscreen display with a 1024x768 resolution, powered by an Intel Celeron M 440 processor at 1.86 GHz. It is equipped with 512 MB of DDR2 RAM and a 160 GB SATA hard drive for application and data storage. Connectivity options include dual Gigabit Ethernet ports, four USB 2.0 ports, a serial port, and a dedicated PROFIBUS/MP interface. This configuration is delivered with a pre-installed Windows 2000 Professional operating system and is powered by a 110/230 V AC supply.
| Specification | Value |
|---|---|
| General | |
| Manufacturer | Siemens |
| Series | SIMATIC Panel PC 677B |
| Product Status | Obsolete |
| Processor & Memory | |
| CPU | Celeron M 440 / 1.86 GHz |
| Cache | 1 MB SLC |
| RAM | 512 MB DDR2 |
| Buffered SRAM | 2 MB |
| Storage | |
| Hard Drive | 160 GB SATA HDD 3.5" |
| Optical Drive | DVD+/-R/RW |
| Display | |
| Type | Touchscreen |
| Size | 15 inch |
| Resolution | 1024 x 768 pixels |
| Interfaces | |
| Ethernet | 2 x 10/100/1000 Mbit/s |
| USB | 4 x USB 2.0 (rear) |
| Serial | 1 x COM1 |
| Fieldbus | PROFIBUS/MP |
| Expansion | |
| Slots | 2 x PCI |
| Power Supply | |
| Input Voltage | 110/230 V AC |
| Compliance | NAMUR |
| Software | |
| Operating System | Windows 2000 Professional MUI (de, en, fr, es, it, ja, zh, ko) |
| Logistics | |
| Country of Origin | Germany (Estimated) |
| Package Dimensions (Calculated) | 60.0 x 56.5 x 30.0 cm |
| Shipping Weight | 17.00 kg |
| Commodity Code | 85371098 |
| ECCN | N |
CRITICAL WARNING: RISK OF ELECTRIC SHOCK
Disconnect all power sources before installation or maintenance. This equipment is intended for use in a restricted access location by qualified personnel only. Failure to follow proper safety procedures can result in serious injury or death.
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Returns & Warranty
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| Country of origin |
Germany
|