Contrec 515, Operation Manual

Page: 72 / 92

Communications
64 515 HC04 - 8 June 2007
Current and Logged Process Data
This block of registers is available for the retrieval of current or logged
process data with its matching time and date information.
Use the log timebase and log number to retrieve the logged information
from the appropriate register. If a particular log number does not exist, or
the instrument does not have the optional real-time clock, the time and date
stamp and associated variables are set to zero.
Register Name Comments Read Only or
Read/Write
Type
1 Energy
Process Variables
By default totals are the Accumulated values. If
current Non-accumulated (resettable) totals are
required, set register 37 to 06. All logged totals
are the Accumulated values.
R DT
*
3 Power R DT
5 Volume R DT
7 Volume Flowrate R DT
9 Mass R DT
11 Mass Flowrate R DT
13 Feed Temperature R DT
15 Return Temperature R DT
17 Differential Temperature R DT
19 Differential Pressure R DT
21 Reynolds Number R DT
23 Reserved R DT
25 Reserved R DT
27 Reserved R DT
29 Reserved R DT
31 Year
Current Date/Time or
Logged Date/Time Stamp
(see register 38 Log Number).
Only current Date/Time can be edited
R/W I
†
32 Month R/W I
33 Date R/W I
34 Hour R/W I
35 Minute R/W I
36 Second R I
37 Log Type 00 - hourly or log records
01 - daily
02 - weekly
03 - monthly
04 - yearly
05 - last edit of calibration
06 - current totals are non-accumulated values,
register 38 is ignored. R/W I
38 Log Number If set to 0, current variables and Date/Time are
retrieved R/W I
39 Clear Data 01 - clear logs
02 - clear accumulated totals
03 - clear non-accumulated totals W I
40 Reserved
* DT = Data Type of 2-register (4 byte) values can be set as Floating Point or Long Integer values
† I = Integer (2 bytes) (Holding Registers)