User Manual

Installation 6-6PTX-PRO User and Technical Manual
Pin designations on the front panel PWR connector are shown in
Table 6-1.
Table 6-1: Front Panel AC/DC Power Connector Pin-Outs
6.6.3 Power Cable Assemblies
The PTX-PRO contains a universal AC/DC power supply and
can operate on either external AC or DC power sources. Power
cable assemblies are available from MRC for the PTX-PRO
based on the power to be used.
AC Power Cable Assemblies Prefabricated AC Power Cable
Assemblies are available from MRC to connect the PTX-PRO
PWR connector to either 120 VAC or 240 VAC (nominal).
The AC Power Cable Assemblies are 6.0 ft. (1.8 m) long. The
120 VAC Power Cable Assembly comes complete with power
connectors on both ends. See Figure 6-6 on page 6-7 for the
Connector Information Pin-Out
Signal
Description
12-Pin, Male, Panel-Mount A 90 to 264 VAC
BN/C
C Neutral
DN/C
EN/C
FN/C
GN/C
HN/C
J DC (+)
K DC (-)
L AC Ground / DC (-)
M DC (+)
A
B
C
D
E
F
G
H
J
K
L
M
wiring diagram of the 120 VAC Power Cable Assembly.
The 240 VAC Power Cable Assembly comes with a power
connector on one end only. The user must provide the input
power connector for the 240 VAC version of the Power Cable
Assembly. See Figure 6-7 on page 6-7 for the wiring diagram of
the 240 VAC Power Cable Assembly.
DC Power Cable Assembly A prefabricated DC Power Cable
Assembly is available from MRC to connect the PTX-PRO PWR
connector to a DC power source.
The DC Power Cable Assembly is 10 ft. (3 m) long. The DC
Power Cable Assembly comes with a power connector on one
end only. See Figure 6-8 on page 6-7 for the wiring diagram of
the DC Power Cable Assembly.
Power Cable Fabrication If it is necessary to fabricate your
own AC or DC power cable assembly, 20 AWG stranded wire is
recommended for lengths up to 10 feet (3 m). Use one wire per
connector contact. The mating connector for the PTX-PRO
PWR connector is described in “Panel Power Connections” on
page 6-5. Consult the factory if you need longer cabling.