Figure 2.1: SteelDrive keypad
2.2
Modes of operations
The available keypad functions are structured in five modes of operation:
NORMAL
mode
Continuous focuser movement
Goto saved position
JOG
mode
Focuser jogging
SINGLE STEP
mode
Single step movement
SET
mode
Zeroing
Save limit
Save position
OVERRIDE LIMITS
mode
Continuous focuser movement ignoring the limits
1. NORMAL mode: The normal mode is entered when the device is powered. The two status
LEDs are off.
2. JOG mode: The jogging mode is entered when the
JOG
button is pressed once. Status
LED1
is lit.
3. SINGLE STEP mode: The single step mode is entered when the jogging mode is active and the
SET
button is pressed.
LED1
and
LED2
is lit.
4. SET mode: The setting mode is entered when the
SET
button is pressed. Status
LED2
is
lit.
6