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Specification & Description
| Specification | Description |
|---|---|
| Part Number | MA-47 |
| Alternative Part Number | MA47 |
| Manufacturer | Westermo |
| Category | General Automation |
| Description | The Westermo MA-47 is a rack-mounted converter that facilitates the conversion of RS422/485 signals to RS232. It is designed for asynchronous, full/half duplex or simplex transmission. |
| Interface 1 | EIA RS-232-C/CCITT V.24/V.28, 25-position D-sub female, DCE |
| Interface 2 | EIA RS-422/RS-485/CCITT V.11 |
| Data Rate | Up to 38.4 Kbit/s |
| Indicators | Power, RD, DCD, CTS, RTS, TD |
| Insulation | Galvanic insulation with opto-coupler (data transmission) and transformer (supply) |
| Insulation Voltage | 1500V |
| Overvoltage Protection | Breakdown voltage transmitter and receiver 7V. Surge capacity 0.6 kW for 1ms. |
| Power Supply | External through PS-02 mounted in rack RV-01. ±20VDC ±20% |
| Fuse | 2 pcs 100 mA fast 5x20mm |
| Power Consumption | +20V 70mA, –20V 45mA |
| Temperature Range | 5–50°C, ambient temperature |
| Humidity | 0–95% RH, non-condensing |
| Dimensions | 100x100mm |
| Weight | 0.1 kg |
| Mounting | To be mounted in rack RV-01, takes one card slot |
The Westermo MA-47 is a highly efficient converter designed to facilitate seamless communication between RS422/485 and RS232 interfaces. This rack-mounted device is perfect for a variety of industrial automation applications, offering asynchronous, full/half duplex or simplex transmission. The MA-47 is equipped with a 25-position D-sub female interface and an EIA RS-422/RS-485/CCITT V.11 interface, supporting a data rate of up to 38.4 Kbit/s.
The device features galvanic insulation with an opto-coupler for data transmission and a transformer for supply, ensuring reliable and secure operation. It also boasts overvoltage protection with a breakdown voltage transmitter and receiver of 7V. The MA-47 is designed to be mounted in a rack RV-01, taking up only one card slot, making it a compact and space-efficient solution for your automation needs.
With its robust build and advanced features, the Westermo MA-47 is a reliable choice for enhancing your industrial automation systems.
Commonly Asked Questions
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Marvo is a highly credible supplier of industrial automation parts and components with dedicated hubs around the world offering industry-leading products and services. Marvo is committed to providing a quick, easy and reliable place to source your automation and control components. All purchases come as standard with a comprehensive 12-month return to base warranty meaning that, in just a few clicks, you can source critical parts more seamlessly than ever before. Click here to read an article on how Marvo is redefining convenience for automation and manufacturing professionals.
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Frequently Asked Questions
What is the main function of this part?
The MA-47 is a converter that transforms RS422/485 signals to RS232. It is typically used in rack configurations and operates on AC power.
What are the key specifications of this part?
The MA-47 supports asynchronous, full/half duplex or simplex transmission. It has a data rate of up to 38.4 Kbit/s and features indicators for power, RD, DCD, CTS, RTS, and TD. The part also offers galvanic insulation with an opto-coupler for data transmission and a transformer for supply.
What is the operating temperature range for this part?
The MA-47 can operate in a temperature range of 5–50°C, making it suitable for a variety of industrial environments.
What type of connectors does this part use?
The MA-47 uses a 25-position D-sub female connector for the RS-232-C/CCITT V.24/V.28 interface and an EIA RS-422/RS-485/CCITT V.11 interface.
How is this part installed?
The MA-47 is designed to be mounted in a rack, specifically the RV-01, and it takes up one card slot.
What is the power consumption of this part?
The MA-47 consumes +20V 70mA and –20V 45mA of power.
What is the weight and dimensions of this part?
The MA-47 weighs 0.1 kg and has dimensions of 100x100mm.
What is the insulation voltage of this part?
The MA-47 has an insulation voltage of 1500V.
What is the overvoltage protection of this part?
The MA-47 has a breakdown voltage for the transmitter and receiver of 7V, with a surge capacity of 0.6 kW for 1ms.
Part conditions explained
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New unsealed: The product is in its original packaging, but the packaging has been opened or unsealed. It has never been used and should be in near pristine condition.
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Refurbished: The product has been previously used, but it has undergone a thorough refurbishment process to restore it to a like-new or functional condition. Any defects or issues have been addressed, making it suitable for reuse.
Used: The product has been previously owned and has been used. It may show signs of wear and tear but is still functional and operational. The condition may vary depending on the specific item and its usage history.
