Specifications

2-0.5
Proprietary and Confidential
VAX PAB
Drawing 5a.pdf
Alternates display
between IPA current
values
Pallet Idle I=1.5A
Module Idle I=3.0A
Diode Or’ed 50V
Transmission line
arc shuts all
modules off.
20 analog lines. Not
used. Available for
user remote. DB25.
Loop current
keeps PS on.
W
Y
W
Y
Reflected
power goes
to loads in
splitters.
If pulling 1 module
turns off another
module suspect
bad reject loads.
All in
phase
Comparator in each
module. PA samples
<1A triggers PS off.
Long board at top
rear.
General restart for
arcing. On cmd
every 8 sec. if PS
off but state on.
Control light lit
after 3 attemps.
½ sec. delay before
restarts begin.
Unlimited restarts.
Based on trailing
edge of AC mains
fault.
Triggered when
PA block is on but
50V shared not
present.
Back of PA
B above fan
door.
On/Off state
via RS485. On
pulse 100 mS
long.To LPU
50V fans
90
o
offsets give Z
cancellation and
handle reflected
power.
16 way combiner.
125
o
C. load temp.
max. Highest
value displayed.
Info only.
PS modules off but state
is On = all modules
unplugged.