Hitachi EH-A14EDR, Руководство по применению

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Chapter 2 Specifications
2
– 43
Terminal layout
(1) OBV-AIG terminal layout
Terminal layout No. Signal Function Internal circuit
IN
2
＋
－
IN
3
＋
－
IN4
＋
－
IN1
＋
－
[Analog input]
1
2
3
4 7
8
5
6
1) IN1+ CH1 input +
Inter
n
al
c
irc
ui
t
1) IN1+
3) IN2+
2) IN1-
4) IN2-
120k

250

Voltage
Current
30k

7) IN4+
8) IN4-
120k

30k

······
SW1-1
SW1-2
SW2-2
······
····
··
Voltage
2) IN1- CH1 input -
3) IN2+ CH2 input +
4) IN2- CH2 input -
5) IN3+ CH3 input +
6) IN3- CH3 input -
7) IN4+ CH4 input +
8) IN4- CH4 input -
(2) OBV-AIOG terminal layout
Terminal layout No. Signal Function Internal circuit
IN
2 ＋
－
IN
1 ＋
－
[Analog input]
O
UT
1
＋
－
O
UT
2 ＋
－
5
6
7
8
1
2
3
4
1) IN1+ CH1 input +
In
te
rn
a
l c
irc
u
it
1) IN1+
3) IN2+
2) IN1-
4) IN2-
120k

250

Voltage
Current
30k

SW1-1
SW1-2
2) IN1- CH1 input -
3) IN2+ CH2 input +
4) IN2- CH2 input -
[Analog output]
O
UT
1
＋
－
O
UT
2 ＋
－
IN
2 ＋
－
IN
1 ＋
－
2
3
4
1
7
8
5
6
5) OUT1+ CH1
In
te
rn
a
l c
irc
u
it
Voltage
Current
⑤
OUT1+
⑦
OUT2+
⑥
OUT1-
⑧
OUT2-
SW2-1
SW2-2
6) OUT1- CH1 output -
7) OUT2+ CH2
8) OUT2- CH2 output -