Hatteland Display 20 inch - HM 20T07 CMD - Manual (Page 4)

Contents
4
IND100130-29
Technical Drawings ................................................................ 41
Technical Drawings - HM 20T07 NMD .............................................42
Technical Drawings - HM 20T07 CMD .............................................43
Technical Drawings - Accessories ........................................ 45
Technical Drawings - Gasket P005225-1 .........................................46
Technical Drawings - Mounting Hole IP Gasket P005222-1 .............47
Technical Drawings - Gasket P004503-1 .........................................48
Appendixes ............................................................................. 49
HATTELAND® SCOM Control Interface ..........................................50
Interface configuration ..................................................................50
Electrical Interface ........................................................................50
Comm settings .............................................................................51
Factory Default Settings ...............................................................51
Data Rate .....................................................................................52
Data Format .................................................................................52
Message Format ..........................................................................52
Attention (ATTN) ...........................................................................52
Address (ADDR) ..........................................................................52
Command (CMD) .........................................................................52
Data Length (LEN) .......................................................................53
Inverse Header Checksum (IHCHK) ............................................53
Data Field (DATA) ........................................................................53
Inverse Data Checksum (IDCHK) ................................................53
Message Commands ...................................................................53
Brightness Command “BRT” ........................................................53
Manufacturer ID “MAN” ................................................................54
Unit ID Model/Version Number “VER” ..........................................54
Potentiometer control “POT” ........................................................54
Unit control command “MCC” .......................................................55
Unit Type/Model Number “TYP” ..................................................55
Operational Requirements ...........................................................55
Initial and Default Unit Conditions ................................................55
Serial Message Failure ................................................................56