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| Place of Origin: | U.K. |
| Brand Name: | Siemens |
| Certification: | COO & COC |
| Model Number: | 6ES7223-1PM22-0XA8 |
6ES7223-1PM22-0XA8 SIEMENS SIMATIC S7-1200 relay output digital module 8-point relay output
The SIEMENS 6ES7223-1PM22-0XA8 is a compact, high-performance digital mixed I/O module designed for the SIMATIC S7-200 programmable logic controller (PLC) family. This versatile expansion module provides 8 digital inputs and 8 relay-based digital outputs in a single unit, making it ideal for small to mid-sized automation tasks in machinery control, building automation, packaging, HVAC, and light industrial applications. With its robust relay outputs capable of switching AC and DC loads, easy DIN-rail mounting, and seamless integration into the S7-200 system, the 6ES7223-1PM22-0XA8 delivers reliable performance and cost-effective control.
Product Overview: SIEMENS 6ES7223-1PM22-0XA8
| Manufacturer | Siemens AG – Industrial Automation |
| Module Type | Digital Mixed I/O Expansion Module (8 In / 8 Out) |
| Order Number | 6ES7223-1PM22-0XA8 |
| Compatible PLC Series | SIMATIC S7-200 (CPU 221, 222, 224, 224XP, 226) |
| Digital Inputs | 8 channels, sink/source compatible (PNP/NPN), 24 V DC |
| Input Voltage Range | 15–30 V DC (ON), ≤5 V DC (OFF) |
| Digital Outputs | 8 relay contacts, normally open (NO) |
| Maximum switching power | 200 W (DC), 500 VA (AC) |
| Electrical Isolation | Optocouplers on inputs, physical relay isolation on outputs |
| Connection Type | Removable screw terminals (spring or screw type, depending on version) |
| Mounting | DIN rail (35 mm) – snaps directly next to S7-200 CPU or other expansion modules |
| Power Supply | Powered via S7-200 backplane bus; no external 24 V needed for logic (relay coils powered internally) |
| Operating Temperature | 0°C to +55°C |
| Certifications | CE, UL, cUL, FM, RoHS compliant |
Product details pictures
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