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PFTL59A2 Proform 520
Voltage Diagram
iFl
I
tH.:
Optjonal
Chest Pulse
Sers:r
Th
is
:cnnection
carries
audio signals to the console
from
a
CD player or VCR
---mi^control
th
e treadmi ll's
speed and incline settrngs.
Perfcnn
a
cc.'.inJity
test
lo
ciecx
fese
,*ires
Reed Switch
Pulsing
5
VDC
when belt is moving
(voltage supplied
by
console).
FI
-
o
x
o
c
f
EKG
2
Pulse Sensor
GREEN
trip
lncline Optic Switch
,-.,lil""o"'o''*''
On,'Off
Switch
Circuit
Breaker
lncline Molor
1
10-1
20
VAC
BK to
W
when
i
ncline increasing
110-120 VAC
R
to
W
when incline decreasing
These
mnnections
come from
the single upright wire hamess
--Digital
multimeters may have
difficulty measuring this signal
and may only show
a
maximum
of
1-5
VDC.
il
i
lil
llll
tt
I
BLACK
ACI
wHrrE
ACz
I
110-120VAC
Speed Control Voltages:
12
VDC RED to BLACK
0-12 VDC WHITE to BLACK
Part#: 189717
1Al20O2 Drawing
#:189717A
O lcon Health & Fitness,
lnc.
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