Amada Miyachi Unitek STA-100A, Operation Manual, Page: 45 / 154

CHAPTER 3: USING STA SERIES CONTROL FUNCTIONS
STA SERIES AC CONTROLS
990-351 3-17
Section IX: System Valve Status Screen
To get this screen, go to the
SYSTEM VALUES SCREEN 1
, highlight
VALVES STATUS.

,
and press
the
DATA +
button on the Control Panel.
The
System Valve Status
screen allows the operator to view the weld count used in the
Stepper
function.
The number displayed is the total count of welds performed on each valve by all schedules. The
operator can set this count to zero by placing the cursor at the

symbol and pressing the
DATA +
key.
The operator can also select the SCR to be associated with each valve for the weld count used in the
Stepper function. Note that this setting does not control which SCR is to be fired in a weld schedule;
that is done on the
Schedule
screen.
The number of valves displayed on the screen
will be either
4
or
12
, depending on the option
selected in
System Wide Values
screen 1.
SYSTEM VALVE STATUS
VALVE
CNT RESET SCR
1 00200

1
2 00000

N/A
3 00000

N/A
4 00000

N/A
VALVE
– This column displays the valve numbers. These numbers are non-programmable.
CNT
– This column displays the total count of welding operations associated with the electrode valve /
SCR combination.
RESET
- Placing the cursor at the

symbol and pressing the
DATA +
key will cause the
CNT
number to
reset to zero.
SCR
– This column indicates the SCR used with each valve. It can be programmed from 1 to the
maximum number of SCRs selected at the
System Wide Values
screen. If desired, it can also be
programmed to
N/A
(not applicable).