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B&R Module X20DS4389
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Specifications
| Type | Digital signal modules |
| System | X20 System |
| Description | X20 digital signal module, 4 digital inputs, 24 VDC, 4 digital outputs, 24 VDC, 0.1 A, oversampling I/O functions, time-triggered I/O functions, NetTime function |
| B&R ID code | 0xA93B |
| Power consumption | Yes |
| CE | Yes |
| UKCA | Zone 2, II 3G Ex nA nC IIA T5 Gc,IP20, Ta (see X20 user's manual),FTZÚ 09 ATEX 0083X |
| ATEX | cULus E115267,Industrial control equipment |
| UL | cCSAus 244665,Process control equipment,for hazardous locations,Class I, Division 2, Groups ABCD, T5 |
| HazLoc | Temperature: B(0 to 55°C),Humidity: B(up to 100%),Vibration: B(4 g),EMC: B(bridge and open deck) |
| DNV | ENV1 |
| LR | Yes |
| KR | Yes |
| ABS | EC33B,Temperature: 5 - 55°C,Vibration: 4 g,EMC: Bridge and open deck |
| BV | Yes |
| EAC | Yes |
| KC | Yes |
| Electrical isolation | Channel isolated from bus,Channel not isolated from channel |
| Degree of protection per EN 60529 | IP20 |
| Operating temperature | -25 to 60°C |
| Operating Relative Humidity | 5 to 95%, non-condensing |
| Pitch | 12.5+0.2mm |
Why Global Buyers Choose O&Kmarts
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- OEM replacement and alternative model solutions available
- Fewer intermediaries, ensuring more competitive pricing
Why Global Buyers Choose O&Kmarts
- Limited to fast-moving SKUs only
- Limited local market availability
- Inventory frequently fails to meet urgent demand
- Long replenishment cycles, often taking weeks
- Rarely stock high-value compressors (e.g. Copeland YHV119)
- Frequently require bundled purchases
- Rigid and difficult MOQ negotiations
- Limited brand selection
- Minimal or no customization capability
- Higher local distribution and markup costs
Top Questions from OKmarts Buyers
Q: Can OKmarts assist in verifying technical compatibility before I place a high-value order?
A: Yes. Buyers can upload existing equipment nameplates, system schematics, or parameter requirements. Our applications engineers will cross-verify physical dimensions, electrical ratings, and communication protocols (e.g., Profinet, EtherCAT) before finalizing the order.
Q: Does the OKmarts platform support Bill of Materials (BOM) uploading for rapid mass quoting?
A: Yes. Procurement teams do not need to search for individual parts manually. You can upload an Excel/CSV file containing your complete Bill of Materials (BOM) with part numbers, quantities, and brands. Our automated processing engine, backed by data engineers, will generate a comprehensive consolidated quote within 24 hours.
Q: How are long-term component supply risks handled if our factory relies heavily on a specific part sourced from your platform?
A: We offer supply chain buffering and safety stock agreements for industrial clients. By sharing your annual procurement forecast, we can pre-allocate inventory in our warehouses to guarantee a continuous, predictable supply and protect your production lines from market shortages.
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A: We currently do not support it, but we have a Progressive Web App (PWA) and a well-adapted mobile version of our website. Additionally, we are in the process of developing a mobile application for iOS and Android devices. Our mobile app will provide a convenient and user-friendly shopping experience, including personalized recommendations, easy navigation, and order tracking features.
Q: How can I compare prices and reviews of similar products?
A: On the product list page, you can view the prices and ratings of different items simultaneously. You can also use filters to sort products by price or rating, facilitating your comparison and selection.
Q: Can I cancel or modify an order after it has been placed?
A: We understand that circumstances may change, and you may need to cancel or modify an order. Please contact our customer service as soon as possible with your order details, and we will assist you based on the order status and feasibility.
Customer reviews
Mar 09, 2022
Anonymous userAll was ok! No problems whatsoever.Helpful?(0)(0)









