B
etween
touch
and
loop
1
000
V
A
C
1minute
50
/6
0
H
z
Surge
voltage
B
etween
touches
with
same
polarit
y
1
500
V
(
1
0
h
16
0
us
)
L
ength
of
open
time
3
ms
max
L
ength
of
close
time
3
ms
max
Mechanical
1
00
h
1
0
6
times
(
1
0
H
z)
L
ongevit
y
Electric
2
00
h
1
03
times
(0
.
5
H
z)
Temperature
-
4
0~+70
ć
Supplementar
y:
the definition of 2
5-
pin RS48
5
port
(
for D1 and HD1 series
)
The
2
5-
pin
RS48
5
port
is
for
reali
z
e
pan
-
tilt
-z
oom
control
;
ena
b
les
the
triggering
of
A
larms.
RS48
5
connection
can
control
various
pan
-
tilt
-z
oom
decoders
,
and
the
specific
t
y
pe
of
the
decoder
can
b
e
selected
in
the
setting
in
the
menu.
Switch
out
pin
num
b
er
is
mar
k
ed
on
D
B
2
5
plug.
The
definition
of
the
pin
is
as
b
elow.
˄
The
b
ro
k
en
line
in
the
graph
means
b
eing
connected
inside.
˅
a
)
1
ǃ
14
ǃ
2
ǃ
1
5
ǃ
3
ǃ
16
ǃ
4
ǃ
1
7
connects
to
alarm
input
: ALA
RM1
~ALA
RM8
˗
Com
b
ined
as
RS48
5 B
line
Com
b
ined
as
RS48
5 A
line
Decoder
Decoder
A B
A B
A
larm
input
ALA
RM1
ů
ů
ALA
RM8
A
larm
output
ALA
RM
O
UT1
ALA
RM
O
UT2
Controlla
b
le
+
12V
output
+
12V
output
Earth
line
12
0
¡
resistance
˄
suggested
˅
Page 19 of 52
Blue Box User Guide
Summary of Contents for Blue Box
Page 1: ...NEMA System Marine Digital Video Recorder User Guide ...
Page 55: ......
