Salus ERT50T Triac Instruction Manual page 34

Salus ERT50 Triac Manual 004.qxd:89 24/5/11 12:3
KEY LOCK
The ERT50T Triac has a Key lock function that helps to
prevent accidental changes to the controller settings. Key
lock is turned on or off by pressing and holding the PLUS
and MINUS keys together for a few seconds.
When Key lock is active, the Key lock indicator will be
displayed on the left side of the display:
If you press any of the keys when Key lock is active, the
screen display will change:
Press the PLUS and MINUS keys together for a few seconds
to turn Key lock off.
34 ERT50T TRIAC INSTRUCTION MANUAL