Siemens SIMATIC S7-1200 SM 1222 Digital Output Module 16x 24VDC 0.5A

The Siemens SIMATIC S7-1200 SM 1222 is a high-performance digital output module designed for the SIMATIC S7-1200 automation system. It provides 16 digital outputs with 24 V DC and 0.5 A per channel, making it ideal for controlling actuators, valves, and other industrial devices. The module features transistor (PNP) outputs, short-circuit and overload protection, and galvanic isolation between channels and the backplane bus. With a compact design and DIN rail mounting, it integrates seamlessly into existing control cabinets.

Advantages

Reliable and robust design ensures long service life in harsh industrial environments. Easy installation and wiring with screw terminals. Comprehensive protection features minimize downtime and maintenance costs. Compatible with all SIMATIC S7-1200 CPUs for flexible system expansion.

Suitable for

• Industrial automation and control systems
• Machine building and manufacturing
• Process control and monitoring
• Building automation

Key specifications

• Product Type: Digital Output Module
• Series: SIMATIC S7-1200
• Module Type: SM 1222
• Number of Digital Outputs: 16
• Output Voltage: 24 V DC
• Output Current per Channel: 0.5 A
• Total Output Current per Group: 4 A (max. 8 outputs per group)
• Output Type: Transistor (PNP)
• Short-circuit Protection: Yes
• Overload Protection: Yes
• Isolation: Between channels and backplane bus
• Power Consumption from Backplane Bus: Typ. 2.5 W
• Operating Temperature: 0 °C to 60 °C
• Mounting Type: DIN rail
• Connection Type: Screw terminals
• Compatibility: SIMATIC S7-1200 CPUs
• Number of Output Groups: 2
• Switching Frequency (resistive load): Max. 100 Hz
• Cable Length (shielded): Max. 500 m

Recommendations

For optimal performance, use shielded cables for long distances and ensure proper grounding. This module is a direct replacement for the 6ES7222-5BH50-0XB0 and is fully compatible with existing S7-1200 systems.