The Siemens PSCCM22AAN is a digital I/O control module used in industrial automation systems. However, there are some discrepancies in the available information from different sources. The following is a summary of the details based on the most common specifications found:
- Manufacturer: Siemens AG
 - Model: PSCCM22AAN
 - Module Type: Digital I/O Control Module
 
- Input Channels: According to most sources, it has 16 digital inputs. However, some sources mention 22 digital inputs.
 - Output Channels: 16 digital outputs, with a current rating of 0.5A per channel.
 - Operating Voltage: 24V DC
 
- Communication Protocol: Primarily supports PROFINET. Some sources also mention support for PROFIBUS DP.
 
- Dimensions: Approximately 135mm x 90mm x 63mm. Other sources give different dimensions, such as 100mm x 60mm x 80mm.
 - Weight: About 0.5kg
 - Protection Rating: IP20, which means it is dust - protected and suitable for indoor industrial environments. Some sources state IP30 or even IP67, but IP20 is the more commonly reported value.
 
- Operating Temperature Range: -25°C to +70°C. Some sources suggest a slightly different range of -25°C to +60°C.
 - Humidity Range: 0% to 95% non - condensing (based on the more common specification).