 - 321-1BH02-0AA0- Manufacturer: Kernal Automation
 - 321-1BH02-0AA0321-1BH02-0AA0 - Model SM321 Number of digital inputs:16 Product Description 16DI,24V DC; High immunity;stable Power consumption Shenzhen, China
 - 321-1BL00-0AA0- Manufacturer: Kernal Automation
 - 321-1BL00-0AA0321-1BL00-0AA0 - Model SM321 Number of digital inputs:32 Product Description 32DI 24V DC, High immunity Power consumption Shenzhen, China
 - 323-1BL00-0AA0- 323-1BL00-0AA0323-1BL00-0AA0 - Model SM323 inputs/outputs:16 Product Description 16DI,24VDC/16DO, 24 VDC; Transistor; Optical isolation with high immunity. Shenzhen, China

