The SIEMENS SIMATIC S7-200 EM 223 digital I/O module, model 6ES7223-1PH22-0XA0, is a high-reliability expansion unit engineered for seamless integration with S7-22X CPUs. This module combines 8 digital inputs (sink/source, 24V DC) with 8 relay outputs (2A per channel), providing a robust solution for mixed-signal control in automation systems. Designed for industrial environments, it offers galvanic isolation between input and output groups, ensuring noise immunity and safe operation. The 6ES7223-1PH22-0XA0 is a standard AC/DC model, not a high-speed or specialty variant, making it a cost-effective choice for general-purpose I/O expansion. Its relay outputs are rated for resistive and inductive loads, suitable for conveyor belts, packaging machines, and HVAC equipment. The module is compatible with both AC and DC power supplies via the CPU backplane bus, and it supports hot-swapping in most S7-200 rack configurations.
| Parameter |
Specification |
| Product Type |
Digital I/O Expansion Module |
| Model Number |
6ES7223-1PH22-0XA0 |
| Series |
Siemens SIMATIC S7-200 EM 223 |
| Number of Inputs |
8 digital inputs (24V DC, sink/source) |
| Input Voltage Range |
20.4 to 28.8V DC |
| Input Current per Channel |
4 mA typical at 24V DC |
| Input Delay |
0.2 ms (hardware filter, configurable) |
| Number of Outputs |
8 relay outputs (form A, normally open) |
| Output Type |
Relay (mechanical, 2A per channel) |
| Output Voltage Range |
5 to 30V DC or 5 to 250V AC |
| Output Current per Channel |
2A (resistive), 0.5A (inductive) |
| Total Output Current (per module) |
8A (all channels active, resistive load) |
| Isolation |
Galvanic isolation between inputs and outputs (1500V AC for 1 minute) |
| Backplane Bus Current Consumption |
80 mA (from CPU) |
| Power Dissipation |
3.5 W typical |
| Operating Temperature |
0°C to +55°C (32°F to 131°F) |
| Storage Temperature |
-40°C to +70°C (-40°F to 158°F) |
| Relative Humidity |
5% to 95% (non-condensing) |
| Dimensions (W x H x D) |
71.2 x 80 x 62 mm (2.8 x 3.15 x 2.44 inches) |
| Weight |
Approx. 120 g (0.26 lbs) |
| Mounting |
DIN rail (EN 60715) or panel mounting |
| Connection Type |
Removable screw terminals (1.5 mm² max wire) |
| LED Indicators |
Green for input status, yellow for output status |
| Compatible CPUs |
S7-200 CPU 221, 222, 224, 224XP, 226 (all S7-22X variants) |
| Protection Class |
IP20 (open-type equipment) |
| Standards |
CE, UL, CSA, cULus, RoHS compliant |
| Warranty |
1 year (standard industrial warranty) |
What Does Our Clients Say
Mitsubishi MR-J4
Laura Navas
Great product!
2019/12/01
Keyence sensor
EQDR SALES
Original and fast!
2020/02/22