Omron NT-series Programmable Terminal V022-E3-1 - Manual (Page 308)

Appendix M
APPENDIX M
Special Characters
English Character Codes
Pin 2 of SW2 must be ON to enable English language messages to use the following codes.
Example: Hex code is represented by 30, decimal code by 48, and character by 0.
30 0
48
Code 20 and 32 in the table represents a space, as indicated by “SP”.