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Beckhoff Terminal Box Module IP2321-B400
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Specifications
| Category/version | Fieldbus systems, Interbus |
| Type/signal | - |
| Channels | 8 |
| Value range (digital/encoder) | 24 V |
| Value range (analog) | - |
| Output current | 2 A |
| Communication | Interbus |
| Technologies/ Highlights | - |
| Approvals | UL approvals |
| Input/output specification (digital) | positive switching, EN 61131-2, type 2 |
| Filter (digital) | 3.0 ms typ. |
| Signal resolution (analog) | - |
| Measurement error/ uncertainty (analog) | - |
| Sampling rate/ conversion time (analog) | - |
| Sampling type (analog) | - |
| Ground reference (analog/encoder) | - |
| Sensor supply (encoder) | - |
| Incr. limit frequency (encoder) | - |
| IO-Link Port Class | - |
| Housing | plastic housing, width 30 mm |
| Wiring | 2-wire, 3-wire |
| IP protection rating | IP65, IP66, IP67 |
| Connection method (signal) | M8 |
| Connection method (bus interface) | - |
| Connection method (power supply) | M8 |
| Explosion protection | not intrinsically safe |
Number of channels: 4 inputs and 4 outputs
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: Can we request customized modifications for heavy wear components or specialized industrial parts?
A: Through our network of partner factories and flexible manufacturing technologies, we support customized production runs for specific structural or wear components. Technical drawings (CAD/STEP files) must be submitted for engineering review and custom prototyping quotes.
Q: How does OKmarts mitigate international shipping delays caused by customs clearance issues?
A: We provide meticulous commercial invoicing, precise HS Code classification, and complete export documentation to minimize customs holding times. For major regional markets, we work alongside experienced customs brokers to ensure compliance with import frameworks.
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.
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Q&A
Q: How can I check the status of my back-ordered item?
A: To check the status of your back-ordered item, please contact our customer service team. They will provide you with the latest information on the availability and estimated shipping date of the item.
Q: How can I check the shipping status of an order?
A: On the order page, you can view the shipping status of your order. Once the order is shipped, we will provide corresponding logistics information, including the logistics company and tracking number, so you can track the delivery progress of your order.
Q: Are there customer testimonials available?
A: Yes, we have customer testimonials available on our website. These testimonials provide insights into the experiences of our satisfied customers, helping you make informed decisions about our products and services.







