ABB Advant Controller 450 - Appendix G Memory Calculation; G.1 Form for Memory Calculation

Advant
®
Controller 450 User’s Guide
Section G.1 Form for Memory Calculation
3BSE 002 415R701 Rev A G-1
Appendix G Memory Calculation
G.1 Form for Memory Calculation
Table G-1. Calculation of RAM requirement
Object type Remark Total
Factor
(kbytes)
RAM req.
AI/AO signals S100 I/O x 0.30
S400 I/O (MP 51 not included) x 0.30
S800 I/O x 0.27
DI/DO signals S100 I/O x 0.26
S400 I/O (MP 51 not included) x 0.26
S800 I/O x 0.14
S800 I/O station No. of S800 I/O stations on AF 100 x 0.40
Calculated signals For presentation and event handling in
AS 500 Series operator stations (includ-
ing signals via Advant Fieldbus 100)
x 0.30
PIDCON Excluding I/O signals x 1.50
PIDCONA Excluding I/O signals x 8.5
MANSTN Excluding I/O signals x 0.80
RATIOSTN Excluding I/O signals x 1.00
GENCON Excluding I/O signals x 0.50
GENBIN Excluding I/O signals x 0.50
GENUSD Excluding I/O signals x 0.50
VALVECON Excluding I/O signals x 0.60
MOTCON Excluding I/O signals x 0.80
GROUP Excluding I/O signals
(1)
1 x 3.00
SEQ Excluding I/O signals x 1.00
DAT No. of DB elements x 0.02
TEXT No. of DB elements x 0.14
Table handling No. of tables
(2)
x 4.90