Nordson 1124820 User manual

Instruction Sheet P/N 1124828 11/2015
Spectra™ 30 External Power Supply Kit - P/N 1124820
This instruction sheet describes how to connect the external power supply
in the Spectra 30 pattern controller.
WARNING: Risk of personal injury or equipment damage! Refer to
the safety information provided in the melter manual before servicing
the melter. Failure to comply with the safety information provided can
result in personal injury, including death.
Required Tools:
Small Phillips screwdriver
Small and large flat screwdriver
External Power Supply
External Power Supply Connections
Continue
1. Turn off the pattern controller switch and disconnect the input power
supply.
2. Mount the external power supply (see bin Figure 1) as close as
possible to the pattern controller.
Figure 1
a
Allow only personnel with appropriate training and experience to
operateorservicetheequipment.Theuseofuntrainedor
inexperienced personnel to operate or service the equipment can
result in injury, including death, to themselves and others, and
damage to the equipment.
Warning:
a: Four M5 captive screws b: External power supply c: DC Output terminal
d: AC Input terminal e: Control board
d
c
b
e
3. Unfasten the four captive screws (see ain Figure 1). Remove the
pattern controller front cover to access the control board (see ein
Figure 1).
4. Route the cables through the conduits (see cand din Figure 1)
located on the base panel of the pattern controller.
Remove one of the conduit fittings from the base panel of the pattern
controller to make room for the fitting attached to the power supply
cable.

External Power Supply Connections, contd.
5. Disconnect and remove the existing wires on JP7 by detaching them from the internal power supply.
This prevents the loose wires from shorting on the control board.
6. Follow the instructions to connect the external 24 VDC power supply wires to JP7 pin 1.
Figure 2: External Power Supply Schematic
Note: Be sure to connect the black wire on pin marked as GND
(ground) on JP7.
SConnect the AC input terminal on JP15.
Note: Be sure the green wire is connected to Ground.
SPlug the DC output terminal on JP7.
7. Re-install the pattern controller front cover by re-fastening the four captive screws
(see ain Figure 1).