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Beckhoff Module KS3021
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Specifications
| Category/version | analog input |
| Type/signal | power |
| Channels | 1 |
| Value range (digital/encoder) | - |
| Value range (analog) | 4...20 mA (standard signal) |
| Output current | - |
| Nominal voltage | - |
| Communication | K-bus |
| Technologies/ Highlights | extended shock and vibration range |
| Approvals | Ship approvals, UL approvals, Explosion protection |
| PLC integrated | - |
| Input/output specification (digital) | - |
| Filter (digital) | - |
| Signal resolution (analog) | 12 bit |
| Measurement error/ uncertainty (analog) | > 0.1…0.5 % |
| Sampling rate/ conversion time (analog) | > 0.1…1 ksps/< 10…1 ms |
| Sampling type (analog) | simultaneous |
| Ground reference (analog/encoder) | differential |
| Sensor supply (encoder) | - |
| Incr. limit frequency (encoder) | - |
| IO-Link Port Class | - |
| Feedback (compact drive technology) | - |
| Wiring | 2-wire |
| Connection method (signal) | spring-loaded technique, plug-in connection level |
| Connection method (bus interface) | - |
| Explosion protection | not intrinsically safe, ATEX Zone 2 (gas) |
| Safety technology/ functions | - |
| Safety Architecture | - |
| Safety Integrity Level (SIL) | - |
| Performance Level (PL) | - |
Number of inputs: 1
Why Global Buyers Choose O&Kmarts
- Access to a wide range of SKUs across multiple brands and series
- One RFQ connects you to 5,000+ global supplier quotes
- Better availability for urgent and hard-to-find parts
- Faster global delivery via FedEx / DHL / UPS
- Easier access to rare and high-value models
- Flexible sourcing for individual parts or complete solutions
- Lower MOQs and more adaptable buying options
- Multi-brand procurement in one order
- 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: What secure payment methods are supported for high-value international B2B transactions?
A: To ensure transaction security and accommodate standard corporate purchasing workflows, we support secure international Telegraphic Transfers (T/T Wire), major corporate Credit Cards, PayPal, and Letter of Credit (L/C) frameworks for large-scale procurement contracts.
Q: Can OKmarts issue formalized, compliant proforma invoices and commercial invoices tailored for corporate accounting?
A: Absolutely. Our automated billing system generates itemized Proforma Invoices (PI) and Commercial Invoices containing corporate tax IDs, purchase order (PO) numbers, and explicit company details necessary to satisfy international corporate accounting and auditing standards.
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.
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Q&A
Q: Are there alternative options available for this product?
A: Absolutely! We offer a variety of alternative options for this product. Whether it's different colors, sizes, or styles, you can explore the range of alternatives available to find the perfect fit for your needs.
Q: Does the product have quality assurance?
A: Absolutely! We take pride in providing high-quality products. Each product undergoes rigorous quality checks to ensure excellence and customer satisfaction.
Q: How can I view the size and specifications of a product?
A: On the product details page, you can view the size and specifications of the product. We usually provide detailed size charts and specification descriptions to help you choose the right product.







