Code: 6ES7241-1AH32-0XB0
Product name: CM 1241, RS232

Code: 6ES7241-1CH32-0XB0
Product name: CM 1241, RS422/485

Code: 6ES7241-1CH30-1XB0
Product name: CB 1241, RS485

Code: 6GK7242-5DX30-0XE0
Product name: CM 1242-5

Code: 6GK7242-7KX30-0XE0
Product name: CP 1242-7

Code: 6GK7243-1JX30-0XE0
Product name: CP 1243-1 DNP3

Code: 6GK7243-5DX30-0XE0
Product name: CM 1243-5

Code: 6GK7277-1AA00-0AA0
Product name: CSM 1277

Code: 6GK7277-1AA10-0AA0
Product name: CSM 1277

Code: 6ES7241-1AH30-0XB0
Product name: CM 1241, RS232

Code: 6ES7241-1CH30-0XB0
Product name: CM 1241, RS422/485

Code: 6ES7241-1CH31-0XB0
Product name: CM 1241, RS422/485