Description
Decentralized industrial systems require rugged, highly reliable communication nodes to manage actuator signals directly in the field. The Beckhoff EPI2809-0021 IO-Link box delivers high-density control capabilities, housing 16 digital outputs within an IP67-rated enclosure. Operating as an IO-Link Class B device, it facilitates fast, bidirectional data transfer up to 230.4 kbaud (COM3) over a standard M12 industrial interface, bypassing the need for protective electrical cabinets.
Each output channel is individually protected against short circuits and designed to handle resistive, inductive, and lamp loads. Internal electrical isolation between the control logic supply (L+) and the actuator supply line (P24) guarantees robust signal integrity and protects upstream systems from field-side voltage transients. Encased in a highly durable polyamide shell, this digital distribution module is built for directly mounting to machinery in harsh manufacturing setups.
Features
- Provides 16 digital outputs utilizing compact M8 screw-type connection sockets.
- IO-Link V1.1 Specification Class B interface for direct connection to any compatible IO-Link master.
- Supports COM3 high-speed data transfer rates of 230.4 kbaud for real-time responsiveness.
- Individually short-circuit proof channels rated for 0.5 A nominal current per channel.
- Electrical isolation between L+ logic power and P24 load power supplies.
- High-ingress protection rating (IP65, IP66, and IP67) for installation without protective enclosures.
- Lightweight, industrial-grade PA6 polyamide housing with versatile mounting configurations.
Applications
- De-centralized pneumatic valve terminal control.
- Material handling systems, sorting lines, and conveyor control.
- Automotive assembly robotics and End-of-Arm Tooling (EoAT) actuators.
- Packaging, bottle-filling, and food processing machinery.
Technical Specifications
| Manufacturer |
Beckhoff |
| Part Number / Model |
EPI2809-0021 |
| Product Type |
IO-Link Box (Digital Output Module) |
| Interface / Protocol |
IO-Link V1.1, Class B |
| Data Transfer Rate |
230.4 kbaud (COM 3) |
| Number of Outputs |
16 |
| Output Connection |
M8, screw type |
| Bus Connection |
1 x M12 plug, A-coded |
| Nominal Output Voltage |
24 V DC (-15 % / +20 %) |
| Max. Output Current |
0.5 A per channel (from P24), short-circuit proof, sum max. 4 A |
| Short-Circuit Current |
Typ. 1.5 A |
| Current Consumption (Logic) |
Typ. 100 mA from L+ |
| Auxiliary Power Current |
Typ. 20 mA + load |
| Electrical Isolation |
Yes (L+ / P24) |
| Supported Load Types |
Ohmic, inductive, lamp load |
| Housing Material |
PA6 (polyamide) |
| 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 |
| Protection Rating |
IP65, IP66, IP67 (conforms to EN 60529) |
| Dimensions (W x H x D) |
60 mm x 126 mm x 26.5 mm |
| Net Weight |
Approx. 250 g |
Connections and Interfaces
| Interface Type |
Connector Style |
Functional Assignment |
| IO-Link / Power |
1 x M12 Plug, A-coded |
Primary communication and L+ logic/P24 load power supply |
| Digital Outputs (1-16) |
M8 Screw Type Sockets |
Output channel signal routing to actuator loads |
Installation Guidelines
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Mounting: Use the built-in fixing holes (2 x 3.5 mm holes for M3 screws or 2 x 4.5 mm holes for M4 screws) to secure the module directly onto machine structures or aluminum profile systems.
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Environmental Protection: To maintain the IP65/66/67 rating, ensure all unused M8 and M12 sockets are covered with watertight protective caps. Tighten all connected cables to their designated torque rating.
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Grounding & Shielding: Connect the integrated grounding lug securely to the machine's functional earth potential to enhance shielding against EMC interference.
-
Power Supply Routing: Confirm that the power supply source is rated for the cumulative load of the connected actuators, up to the maximum limit of 4 A.
Compliance and Certifications