

The 6ES7288-2DR16-0AA0 is a critical component within the Siemens SIMATIC S7-200 SMART ecosystem, specifically designed as a digital input/output expansion module to extend the I/O capacity of the CPU. Featuring 8 sinking or sourcing digital inputs rated at 24V DC and 8 relay outputs capable of switching 2A loads, this module delivers the flexibility and ruggedness required for modern industrial automation. Its compact footprint and standardized DIN-rail mounting simplify panel layout, while the integrated Ethernet port and Micro SD slot enable straightforward programming, data logging, and firmware upgrades directly from the TIA Portal environment. Whether used for discrete machine control, conveyor systems, or packaging lines, the 6ES7288-2DR16-0AA0 ensures high reliability and low maintenance thanks to its solid-state input circuitry and electromechanical relay outputs with long electrical life. Below is a comprehensive specification table detailing all key parameters.
| Parameter | Specification |
|---|---|
| Product Type | Digital I/O Expansion Module |
| Series Compatibility | Siemens SIMATIC S7-200 SMART (all CPU models) |
| Number of Digital Inputs | 8 |
| Input Type | Sinking / Sourcing (IEC 61131-2 Type 1) |
| Input Voltage Rating | 24 V DC (20.4 to 28.8 V DC) |
| Input Current (Typical) | 4 mA per input at 24 V DC |
| Input Filter Time | 0.2 ms to 12.8 ms (configurable) |
| Number of Digital Outputs | 8 |
| Output Type | Relay (Form A, normally open) |
| Output Voltage Range | 5 to 30 V DC / 5 to 250 V AC |
| Output Current per Channel | 2 A (resistive load), 0.5 A (inductive load) |
| Output Switching Frequency | 10 Hz (resistive load), 2 Hz (inductive load) |
| Isolation (Input to Logic) | 500 V AC for 1 minute |
| Isolation (Output to Logic) | 1500 V AC for 1 minute |
| Power Supply Voltage | 24 V DC (via backplane bus from CPU) |
| Power Consumption (Typical) | 2.5 W |
| Communication Interface | Ethernet (via CPU – no separate module port) |
| Diagnostic Functions | LED status indicators per channel (green for input, yellow for output) |
| Micro SD Card Slot | Yes (for firmware updates and program transfer) |
| Operating Temperature Range | 0 to 55 °C (32 to 131 °F) |
| Storage Temperature Range | -40 to 70 °C (-40 to 158 °F) |
| Relative Humidity (non-condensing) | 5% to 95% |
| Dimensions (W x H x D) | 45 x 100 x 81 mm (1.77 x 3.94 x 3.19 in) |
| Weight | Approx. 120 g (0.26 lb) |
| Mounting Method | DIN-rail (35 mm) or panel mounting |
| Protection Class | IP20 |
| Shock Resistance | 15 g (peak) for 11 ms (IEC 60068-2-27) |
| Vibration Resistance | 2 g (peak) from 10 to 57 Hz; 0.5 g from 57 to 150 Hz (IEC 60068-2-6) |
| MTBF (MIL-HDBK-217F) | Approx. 500,000 hours at 40 °C |
| Standards & Certifications | CE, UL, cUL, FCC, RoHS |

What Does Our Clients Say
Mitsubishi MR-J4
Laura Navas
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2019/12/01
Keyence sensor
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2020/02/22