Operation
4‐40
P/N 213828_11
2014 Nordson Corporation
VersaBlue_PPA
Melter (contd.)
NOTE: The Standard I/O interface signals All motors ON/OFF (collective
enable) and Enable motor can be deactivated with a key. The motors can
then only be enabled and switched on via the control panel (Refer to Fig.
4‐94 Motor enable).
Switching On/Off Heaters
The heaters can be switched on via the control panel, the Standard I/O
interface, the seven‐day clock or the field bus. The main switch must be set
to I/ON.
The main contactor closes. The power supply to the heaters and motors is
switched on. The heatup phase begins.
NOTE: When the heaters have been switched off, the control unit continues
to be supplied with voltage, so the heaters can be switched on at any time via
the seven-day clock.
Switching On/Off Seven-day Clock
Refer to Control Panel - Overview - / V8
Activate Password Protection
The password protection (selected security level) is active as soon as this
key is touched. Password protection (selected security level) is automatically
activated if the screen is not touched for 10 minutes.
Also refer to Control Panel - Overview - / V19.
NOTE: This key is visible only when a password has been entered.