6 Operation
Î Fig. 6-1 shows the operating controls of the Type 4749 Position Transmitter.
Selector key ( key)
Green LED
Confirm key ( key)
Red LED
Meaning of the LEDs:
LED
Illuminated constantly
Green
Ready for operation
Red
Fig. 6-1: Operating controls of the Type 4749 Position Transmitter
6.1 Operator keys and menu structure
After the power supply is connected, the green LED is illuminated constantly in the normal
state (ready for operation).
Press key to open the menu level. Press key once to jump to the next item within the
level. Press key to activate an item. Press key to select a function within this item. By
pressing key, save or execute the selected function. The number of the menu item or
function is indicated by a blinking pattern (see Table 6-1).
Keep key pressed and press key to leave a menu item without saving it or a function
without executing it.
EB 4749 EN
Fault
Blinking pattern
Menu item
Selectable settings
Operation
Fast blinking
Maintenance demanded
Out of specification
6-1