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The BECKHOFF ERI2339-0022 is an IO-Link box designed for decentralized industrial automation tasks in harsh field environments. Functioning as an IO-Link device supporting specification version V1.1 Class B, this module provides flexible signal extension directly on machine frames without requiring a control cabinet. It integrates digital input and output channels within a durable metal housing, connecting seamlessly to higher-level IO-Link masters via standard M12 industrial cabling.
Constructed for demanding factory floor conditions, the unit features high environmental protection ratings and a robust zinc die-cast housing. It handles mixed signal distributions, supplying sensor power directly from internal supply rails while maintaining short-circuit protection across channels. The ERI2339-0022 streamlines machine-level wiring architectures by consolidating multiple digital signals into a single IO-Link communication line.
| Parameter | Specification |
|---|---|
| Manufacturer | BECKHOFF |
| Exact Model | ERI2339-0022 |
| Product Type | IO-Link Box |
| Communication Protocol | IO-Link |
| Specification Version | IO-Link V1.1, Class B |
| Data Transfer Rate | 230.4 kbaud (COM 3) |
| Interface | 1 x M12 plug, A-coded |
| Number of Channels | 16 digital inputs or outputs |
| Input/Output Connections | M12, screw type |
| Input Filter | 3.0 ms (default), adjustable 0 to 20 ms |
| Signal Voltage 0 | -3 to +5 V (EN 61131-2, type 3) |
| Signal Voltage 1 | 11 to 30 V (EN 61131-2, type 3) |
| Input Current | typ. 3 mA (EN 61131-2, type 3) |
| Sensor Supply | from P24, max. 0.5 A, short-circuit proof in total |
| Load Type | ohmic, inductive, lamp load |
| Rated Load Voltage | 24 V DC (-15 percent / +20 percent) |
| Max. Output Current | 0.5 A per channel, individually short-circuit proof, sum 4 A |
| Short-Circuit Current | max. 1.5 A |
| Current Consumption | typ. 100 mA from L+ |
| Auxiliary Power Current | typ. 20 mA plus load |
| Electrical Isolation | L+ / P24: yes |
| Housing Data | 16 x M8, 8 x M12 |
| Dimensions (W x H x D) | 60 mm x 126 mm x 26.5 mm |
| Net Weight | approx. 450 g |
| Material | Zinc die-cast |
| Protection Rating | IP65 / IP66 / IP67 (conforms to EN 60529) |
| Operating Temperature | -25 to +60 degC |
| Storage Temperature | -40 to +85 degC |
| Vibration / Shock Resistance | Conforms to EN 60068-2-6 / EN 60068-2-27 |
| EMC Immunity / Emission | Conforms to EN 61000-6-2 / EN 61000-6-4 |
| Approvals and Markings | CE, UL |
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Returns & Warranty

The BECKHOFF ERI2339-0022 is an IO-Link box designed for decentralized industrial automation tasks in harsh field environments. Functioning as an IO-Link device supporting specification version V1.1 Class B, this module provides flexible signal extension directly on machine frames without requiring a control cabinet. It integrates digital input and output channels within a durable metal housing, connecting seamlessly to higher-level IO-Link masters via standard M12 industrial cabling.
Constructed for demanding factory floor conditions, the unit features high environmental protection ratings and a robust zinc die-cast housing. It handles mixed signal distributions, supplying sensor power directly from internal supply rails while maintaining short-circuit protection across channels. The ERI2339-0022 streamlines machine-level wiring architectures by consolidating multiple digital signals into a single IO-Link communication line.
| Parameter | Specification |
|---|---|
| Manufacturer | BECKHOFF |
| Exact Model | ERI2339-0022 |
| Product Type | IO-Link Box |
| Communication Protocol | IO-Link |
| Specification Version | IO-Link V1.1, Class B |
| Data Transfer Rate | 230.4 kbaud (COM 3) |
| Interface | 1 x M12 plug, A-coded |
| Number of Channels | 16 digital inputs or outputs |
| Input/Output Connections | M12, screw type |
| Input Filter | 3.0 ms (default), adjustable 0 to 20 ms |
| Signal Voltage 0 | -3 to +5 V (EN 61131-2, type 3) |
| Signal Voltage 1 | 11 to 30 V (EN 61131-2, type 3) |
| Input Current | typ. 3 mA (EN 61131-2, type 3) |
| Sensor Supply | from P24, max. 0.5 A, short-circuit proof in total |
| Load Type | ohmic, inductive, lamp load |
| Rated Load Voltage | 24 V DC (-15 percent / +20 percent) |
| Max. Output Current | 0.5 A per channel, individually short-circuit proof, sum 4 A |
| Short-Circuit Current | max. 1.5 A |
| Current Consumption | typ. 100 mA from L+ |
| Auxiliary Power Current | typ. 20 mA plus load |
| Electrical Isolation | L+ / P24: yes |
| Housing Data | 16 x M8, 8 x M12 |
| Dimensions (W x H x D) | 60 mm x 126 mm x 26.5 mm |
| Net Weight | approx. 450 g |
| Material | Zinc die-cast |
| Protection Rating | IP65 / IP66 / IP67 (conforms to EN 60529) |
| Operating Temperature | -25 to +60 degC |
| Storage Temperature | -40 to +85 degC |
| Vibration / Shock Resistance | Conforms to EN 60068-2-6 / EN 60068-2-27 |
| EMC Immunity / Emission | Conforms to EN 61000-6-2 / EN 61000-6-4 |
| Approvals and Markings | CE, UL |
Global Express Shipping
Returns & Warranty
Orders are processed and delivered Monday-Friday (excluding public holidays).
For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .
| Country of origin |
Germany
|