MOXA Transio A53 RS-232 to RS-422/485 Serial Converter (Series: Transio A53)
- Product Name:MOXA Transio A53 RS-232 to RS-422/485 Serial Converter (Series: Transio A53)
- Product Number:Тransio A53 (RS-232 / RS-422/485)
- Brand:Moxa
- Views:17
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MOXA Transio A53 RS-232 to RS-422/485 Serial Converter (Series: Transio A53)
的详细介绍

The MOXA Transio A53 is a smart, bi-directional serial converter engineered to provide reliable and stable conversion between RS-232 and RS-422/485 serial interfaces. Designed for industrial environments where communication stability is critical, this entry-level converter addresses major challenges such as ground loops and transient voltage surges with robust isolation and protection features .
Key Features and Product Highlights
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Multi-Interface Conversion: Provides bi-directional conversion between RS-232 and RS-422/485 serial standards, supporting RS-232, RS-422, RS-485 2-wire, and RS-485 4-wire operation for maximum application flexibility .
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2 kV Optical Isolation (A53): Features 2 kV optical isolation protection that completely separates ground loops between connected devices, preventing damage caused by uneven ground voltages and ensuring reliable communication over long distances .
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25 kV ESD Surge Protection: Built-in 25 kV ESD surge protection safeguards the converter against transient voltage surges from power lines, motors, or other electrostatic sources common in industrial environments .
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ADDC™ Automatic Data Direction Control: Proprietary ADDC™ (Automatic Data Direction Control) technology eliminates the need for manual switching of RS-485 data direction, simplifying installation and ensuring reliable half-duplex communication .
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Automatic Baudrate Detection: Automatically senses and adapts to the baudrate of connected devices, supporting transmission rates up to 0.9 Mbps for seamless integration with existing equipment .
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RS-422 Hardware Flow Control: Supports full RS-422 hardware flow control with CTS and RTS signals, enabling reliable communication with devices requiring flow control .
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RS-485 Multidrop Operation: Allows connection of up to 32 nodes in an RS-485 multidrop network, enabling flexible expansion of serial networks .
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Built-in 120Ω Termination Resistors: Integrated 120-ohm termination resistors simplify installation and ensure signal integrity on longer cable runs .
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LED Indicators for Status: Clear LED indicators display power and signal status (TxD, RxD) for immediate visual feedback on communication activity .
MOXA Transio A53 | RS-232 to RS-422/485 Serial Converter | 2 kV Isolation
Package Contents
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1 x MOXA Transio A53 Series converter
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1 x Serial Cable (DB9F or DB25F, dependent on model)
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1 x Quick installation guide
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1 x Warranty card
MOXA Transio A53 industrial serial converter. Bi-directional RS-232 to RS-422/485 conversion with 2 kV isolation, ADDC automatic data control, and 25 kV ESD surge protection for industrial environments.
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Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | MOXA |
| Product Series | Transio A53 |
| Product Type | Serial-to-Serial Converter |
| Serial Standards | RS-232, RS-422, RS-485 (2-wire and 4-wire) |
| Number of Ports | 2 |
| Connector Type | 10-pin RJ45 (serial interface) |
| Serial Cable Options | DB9F or DB25F (depending on model) |
| RS-232 Signals | TxD, RxD, RTS, CTS, DTR, DSR, DCD, GND |
| RS-422 Signals | Tx+, Tx-, Rx+, Rx-, RTS+, RTS-, CTS+, CTS-, GND |
| RS-485 4-Wire Signals | Tx+, Tx-, Rx+, Rx-, GND |
| RS-485 2-Wire Signals | Data+, Data-, GND |
| Isolation Protection | 2 kV (A53 series) |
| Surge Protection | 25 kV ESD |
| Flow Control | RTS/CTS (RS-422), ADDC™ (RS-485) |
| Data Direction Control | ADDC™ automatic (RS-485) |
| Transmission Rate | Up to 0.9 Mbps |
| RS-485 Node Capacity | Up to 32 nodes |
| Termination Resistors | Built-in 120Ω |
| Input Voltage | 9 to 30 VDC |
| Input Current | 195 mA @ 9 VDC |
| Power Consumption | 195 mA @ 9 VDC |
| Power Connection | Power input jack |
| Overload Protection | Supported |
| Housing | Plastic |
| IP Rating | IP30 |
| Dimensions (W x H x D) | 90 x 60 x 21 mm (3.54 x 2.36 x 0.83 in) |
| Weight | 85 g (0.19 lb) |
| Installation | Desktop |
| Operating Temperature | 0°C to 55°C (32°F to 131°F) |
| Storage Temperature | -20°C to 75°C (-4°F to 167°F) |
| Ambient Humidity | 5% to 95% (non-condensing) |
| EMC | EN 55032/35 |
| EMI | CISPR 32, FCC Part 15B Class A |
| EMS | IEC 61000-4-2 ESD (Contact: 4 kV, Air: 8 kV), IEC 61000-4-3 RS, IEC 61000-4-4 EFT, IEC 61000-4-5 Surge, IEC 61000-4-6 CS, IEC 61000-4-8 PFMF |
| Safety | EN 60950-1, IEC 60950-1 |
| Environmental Testing | IEC 60068-2-1, IEC 60068-2-2, IEC 60068-2-3, IEC 60068-2-14 |
| Vibration | IEC 60068-2-6 |
| MTBF | 1,870,854 hours |
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