GE 90-30 PLC, User Manual, Page: 64 / 93

GFK-1322A B-1
Standard Network Variable Types
The LBIM supports SNVTs that are 31 bytes or less in length. This appendix provides a listing of
SNVTs defined as of the publication date of this manual. For a current listing of SNVTs, refer to
the most recent version The SNVT Master List and Programmer’s Guide (005-0027-01). Further
explanation of SNVTs can be found in the following documents, which are available from
Echelon Corporation:
The SNVT Master List and Programmer’s Guide (005-0027-01)
Neuron C Programmer’s Guide
LonMark Application Layer Interoperability Guidelines (078-0120-01)
Table B-1. SNVTs Supported by the Bus Interface Module
Measurement Name
SNVT #
Alarm state SNVT_alarm 88
Angular velocity SNVT_angle_vel 4
SNVT_angle_vel_f 50
SNVT_rpm
3
102
Area SNVT_area
3
110
Character SNVT_char_ascii 7
Char string SNVT_str_as 36
SNVT_str_int 37
Color SNVT_color 70
Concentration SNVT_ppm 29
SNVT_ppm_f 58
Count, event SNVT_count 8
SNVT_count_f 51
Count, incremental SNVT_count_inc 9
SNVT_count_inc_f 52
Currency SNVT_currency 89
Current SNVT_amp 1
SNVT_amp_f 48
SNVT_amp_mil 2
B
Appendix