Hitachi MICRO-EHV+ - Page 55

Chapter 2 Specifications
2 – 43
Terminal layout
(1) OBV-AIG terminal layout
Terminal layout
No.
Signal
Function
Internal circuit
IN2
＋
－
IN3
＋
－
IN4
＋
－
IN1
＋
－
[Analog input]
1
2
3
4
7
8
5
6
1)
IN1+
CH1 input +
Internal circuit
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
IN2
＋
－
IN1
＋
－
[Analog input]
OUT1
＋
－
OUT2
＋
－
5
6
7
8
1
2
3
4
1)
IN1+
CH1 input +
Internal circuit
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]
OUT1
＋
－
OUT2
＋
－
IN2
＋
－
IN1
＋
－
2
3
4
1
7
8
5
6
5)
OUT1+
CH1 output +
Internal circuit
Voltage
Current
⑤ OUT1+
⑦ OUT2+
⑥ OUT1-
⑧ OUT2-
SW2-1
SW2-2
6)
OUT1-
CH1 output -
7)
OUT2+
CH2 output +
8)
OUT2-
CH2 output -