Detailed Description:
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Flexible Relay Outputs: The module provides 16 independent relay contact outputs. Each relay is a dry contact (passive), allowing independent switching of either AC or DC loads, offering maximum flexibility in load type and voltage level selection.
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Strong Load Driving Capability: Each relay output can carry a rated current of up to 2A, with a wide load voltage range covering 5-30V DC to 5-250V AC. This enables direct driving of most small to medium-sized actuators without additional interposing relays.
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High Electrical Isolation & Safety: High-level electrical isolation (1500V AC) is provided between relay output channels and between the output group and the PLC system’s backplane bus. This effectively prevents interference from the load side from entering the control system and enhances equipment and personnel safety.
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Compact Design & Easy Installation: The module adopts the standard S7-200 SMART dimensions with a compact structure. All output points are connected via removable screw-type terminals for easy wiring and maintenance. The module connects to the CPU via a right-side bus connector and is system-powered.
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Reliable Industrial-Grade Performance: The relays feature long mechanical and electrical life. The robust design allows it to adapt to typical industrial environments with vibration and electrical noise.
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Simple Configuration: Using Siemens STEP 7-Micro/WIN SMART programming software, the module can be automatically recognized and configured with automatic I/O address assignment, simplifying the engineering process.
Key Specifications:
| Parameter | Details |
|---|---|
| Model | 6ES7 222-1BD30-0XB0 |
| Series | SIMATIC S7-200 SMART |
| Module Type | Digital Output Module (EM DR16) |
| Number of Digital Outputs | 16 points |
| Output Type | Relay (Dry Contact) |
| Output Rated Current (per point) | 2 A (resistive load) |
| Output Load Voltage Range | 5 – 30 V DC or 5 – 250 V AC |
| Minimum Load Current | 10 mA (to ensure reliable contact closure) |
| Relay Mechanical Life | 10,000,000 switching cycles (no load) |
| Relay Electrical Life | 100,000 switching cycles (at rated load) |
| Switching Frequency | Resistive load: Max. 2 Hz |
| Electrical Isolation | Isolation between relay channels, isolation between output group and backplane bus (1500 V AC) |
| Backplane Bus Power Consumption | 5 V DC: 80 mA; 24 V DC (L+): 120 mA |
| Connection Type | Screw-type terminal (removable) |
| Dimensions (W x H x D) | 45 mm x 100 mm x 81 mm |
| Required Configuration Software | STEP 7-Micro/WIN SMART |
