Doran GuardianXL, Installation And Instruction Manual

Page: 36 / 87

35
Scale Test Mode
Press MENU then 7 to access the test mode menu. This menu can be password protected,
enter a pass code of 60510 to access the test mode. Use caution when using these
parameters as outputs can be triggered in the Test: Outputs parameter and the 4-20mA
option can be forced to 4 mA or 20 mA. Ensure that all process controls are deactivated
while in this mode to prevent accidental triggering of process controls. Press MENU to
exit the test mode.
Figure 4.5 Test Mode Menu
Test: Outputs
This parameter activates each output, one at a time as you scroll through the
parameter values. Use this parameter to troubleshoot relays that are not
activating and communications between the
GuardianXL and the Digital I/O
option. Once this menu is exited all outputs are inactive.
Off No outputs are activated.
Out 1 Activates output 1
Out 2 Activates output 2
Out 3 Activates output 3
Out 4 Activates output 4
Test: Raw Counts
This parameter displays the A/D raw output and tests the serial port. Press
PRINT while in this mode and a test print string consisting of the current raw
counts will be transmitted on 9600 baud, 8n1.
Test: 4-20
This parameter is used for 4-20 panel meter calibration and is only available
when the Print Mode parameter is set to 4-20. The value selected will force the
4-20 output to either 4 mA or 20 mA. When this parameter menu is exited the 4-
20 will return to normal operation.
off Output is set to 3.5 mA
Out 4 Output is set to 4 mA
Out 20 Output is set to 20 mA
Test: Outputs
off
out 2
out 1
out 3
out 4
Test: Raw Counts
Press PRINT for
Serial Port Test
Test: 4-20
off
out 20
out 4