Omega Vehicle Security OMB-NETSCAN 1500 User Manual Page 153

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Appendix A
API Command Reference
NetScan Users Manual A-13
*K
- Change Calibration Keyword
TYPE
Calibration
EXECUTION
Immediate
SYNTAX
*Kkey
Change the calibration keyword, where
key
is the keyword in the form of a 5-
digit number
nnnnn
. Therefore the password can be no longer than 5
characters.
DESCRIPTION
Note: This command is only for advanced users who perform their own calibration. It is not necessary for
normal, everyday operation.
T
he Change Calibration Keyword (
*K
) command allows the changing of the Calibration Keyword which is a user-
defined password. The password is a safety feature to prevent unauthorized personnel from entering calibration
mode and potentially altering calibration constants. The new keyword must be a 5-digit decimal number. Once
the keyword is set, it will, thereafter, be used by the Enter Calibration Mode (
K
) command to determine entry into
Calibration Mode.
Note: This command is only valid when calibration protection is disabled via the rear panel
calibration
disable/enable pushbutton
. Refer to Chapter 6 for detailed instructions on calibration.
EXAMPLE
PRINT#1, K12345X
Enter Calibration Mode. Keyword =
12345
PRINT#1, U2X
Check for Keyword Error
INPUT#1, A$
C%=VAL(A$)
Get the Calibration Status Register
IF (C% AND 16) THEN
PRINT,"ERRORINVALID KEYWORD
SLEEP 5
If so, wait until keyword check jumper is disabled
PRINT#1, *K67890X
Enter new Keyword =
67890
ENDIF
PRINT#1, EX
End Calibration Mode
*P
- Adjust Calibration Card Pots
TYPE
Calibration
EXECUTION
Immediate
SYNTAX
*Pchan
Select voltage level to be enabled for adjustment. Valid options for
chan
are:
01
- Enable -4.4 Volt Source on calibration card,
02
- Enable +4.4 Volt
Source on calibration card, and
03
- Select 0 Volts GND.
DESCRIPTION
Note: This command is only for advanced users who perform their own calibration. It is not necessary for
normal, everyday operation.
The Adjust Calibration Card Pots (
*P
) command is used to enable the -4.4 Volt or +4.4 Volt source on the
special calibration card to allow for their adjustment. Refer to Chapter 6 for specific details. A second, diagnostic
use for this command is to program the channel sequencer to SIT on a specified channel without changing
address lines, accessing temperature sensors, or making/breaking relay contacts.
EXAMPLE
PRINT#1,"K12345X"
Enter calibration mode
PRINT#1,"*P02X"
Enable -4.4 Volt Source
Adjust -4.4 Volt Source
PRINT#1,"*P01X"
Enable +4.4 Volt Source
Adjust +4.4 Volt Source
PRINT#1,"EX"
End calibration mode
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