6ES7214-1BD23-0XB8
This is model belongs to S7-200 CN.
Siemens 6ES7 214-1BD23-0XB8 = 6ES7 214-1BD23-0X?B0 NIB (same function and quality.)
Simatic S7-200 are manufactured in Siemens Germany while S7-200CN are manufactured in Siemens China.
They are 100% same on specification, function and program sotware. The only difference is price.
SIMATIC S7-200CN
CPU 224CN
COMPACT UNIT
AC POWER SUPPLY 14 DI DC/10 DO
RELAY
8/12 KB CODE/8 KB DATA
PROFIBUS DP EXTENDABLE