semaphore TBOX LT2-530 Series, User Manual, Page: 74 / 197

Version : 1.09 74
- FTP: bit 24
- NTP: bit 25
- PRINTER: bit 26
- PLUG AND GO: bit 27
- POP: bit 28
- SFTP: bit 29
- USB: bit 30
- VPN: bit 31
Example: there is a lot of Modbus transactions that fill the log and you wish to
debug the GPRS or 3G connection. You need to log AT MODEM and PPP. You will
set the system variable LogClass = 131 072 + 2 097 152 = 2 228 224
Check with the Tag displayed in "binary" format the correspond bits are set to 1.
The value of these two "Log" variables is maintained in case of all different
start-ups of TBox LT2 (new program, reset, ...)
59
Http
Session
HTTP: Indicates the number of users that have logged in HTTP to TBox.
This requires HTTP protection to be activated as well as HTTP session
Authentication (See RTU properties

Protection and IP Security)
(*)
System variable 15. ‘Week of the year’ :
This system variable indicates the week of the year according to the date in the RTU.
The rules are the following:
-
the changing of week happens on Monday, 00:00 AM
-
the changing of week happens at January 1, whatever day it is
-
if January 1 is a Friday, Saturday or Sunday, there will be two ‘Week 1’
Examples:
Month Mon Tue Wed Thu Fri Sat Sun Week
dec 21 22 23 24 25 26 27 51
dec / jan 28 29 30 31 1 2 3 52 / 1
jan 4 5 6 7 8 9 10 1
jan 11 12 .. .. .. 2
Month Mon Tue Wed Thu Fri Sat Sun Week
dec 22 23 24 25 26 27 28 51
dec / jan 29 30 31 1 2 3 4 52 / 1
jan 5 6 7 8 9 10 11 2
jan 12 13 .. .. .. 3
8.6. Timers & Counters
Timers and Counters are described in the manual BASIC & Ladder for TBox