2. WIRING
2-51
• Power current: Pass the power current to the shunt resistor, 1k
/parallel (combined
resistance: 500
) to input the amount of voltage change at the both ends of the re-
sistor to the operational amplifier.
Connector J3
Connector J4
Connector J5
Pin # Signal name
In/Out
Description
Power voltage
Power current
1
AN1_IN
In
Analog 1 input
TTYCS(LA)-1
2
AN1_GND
-
Analog 1 GND
3
CURR1_JP1
-
Analog 1 input, power current/
voltage setting jumper 1
Pin #3-#4: open Pin #3-#4: short
4
CURR1_JP2
-
Analog 2 input, power current/
voltage setting jumper 1
Pin # Signal name
In/Out
Description
Power voltage
Power current
1
AN2_IN
In
Analog 2 input
TTYCS(LA)-1
2
AN2_GND
-
Analog 2 GND
3
CURR2_JP1
-
Analog 2 input, power current/
voltage setting jumper 1
Pin #3-#4: open Pin #3-#4: short
4
CURR2_JP2
-
Analog 2 input, power current/
voltage setting jumper 1
Pin # Signal name
In/Out
Description
Power voltage
Power current
1
AN3_IN
In
Analog 3 input
TTYCS(LA)-1
2
AN3_GND
-
Analog 3 GND
3
CURR3_JP1
-
Analog 3 input, power current/
voltage setting jumper 1
Pin #3-#4: open Pin #3-#4: short
4
CURR3_JP2
-
Analog 3 input, power current/
voltage setting jumper 1
AN- IN
AN- GND
CURR- JP1
CURR- JP2
AN +15V
AN GND AN - 15V
Opeamp
Vin
InGnd
+VS1
- VS1
+VS2
- VS2
OutGnd
+15V
GND
- 15V
Current
source
Load
Jumper short
1kΩ 1% 0.5Wx2
Use NH connector
and AWG24 cable.
Summary of Contents for FAR-3220W-BB
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