Safety Instructions

didn’t
3.6.9
P
T
h
comm
u
T
h
D
S
turn it on.
P
ower&S
i
h
ere with
u
nication.
h
e M14 I
n
S
G-121
i
gnalInte
r
a M14 In
t
n
terface d
e
-VT
r
face
t
erface c
o
e
fined as
b
14 /
1
o
ntain DC
b
elow:
1 –
2 –
3 –
4 –
5 –
for
6 –
7 –
C
(hi
g
8 –
1
9
Power I
N
GND (RS23
2
VBat Power
N/A
TXD (RS23
2
12 V DC (us
c
urrent touc
h
RXD (RS
2
C
harging co
n
g
h impedanc
e
PGND (Batt
e
N
, Charger
2
)
(12-75V DC
)
2
)
ed to control
h
)
2
32)
n
trol (OpenD
r
e
) – no charg
i
e
ry GND)
control a
n
)
charging to
g
r
ain to GND)
i
ng.
n
d RS232
g
ether with P
i
. When clos
e
i
n 7
e
d