Furuno FAR-3320W Installation Manual page 87

• 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.
Current
source
Load
Pin # Signal name
1 AN1_IN
2 AN1_GND
3 CURR1_JP1
4 CURR1_JP2
Pin # Signal name
1 AN2_IN
2 AN2_GND
3 CURR2_JP1
4 CURR2_JP2
Pin # Signal name
1 AN3_IN
2 AN3_GND
3 CURR3_JP1
4 CURR3_JP2
AN- IN
AN- GND
CURR - JP1
CURR - JP2
Jumper short
Use NH connector
and AWG24 cable.
Connector J3
In/Out Description
In Analog 1 input
- Analog 1 GND
- Analog 1 input, power current/
voltage setting jumper 1
- Analog 2 input, power current/
voltage setting jumper 1
Connector J4
In/Out Description
In Analog 2 input
- Analog 2 GND
- Analog 2 input, power current/
voltage setting jumper 1
- Analog 2 input, power current/
voltage setting jumper 1
Connector J5
In/Out Description
In Analog 3 input
- Analog 3 GND
- Analog 3 input, power current/
voltage setting jumper 1
- Analog 3 input, power current/
voltage setting jumper 1
AN +15V
+VS1
Vin
Opeamp
InGnd
- VS1
1kΩ 1% 0.5Wx2
AN GND AN - 15V
Power voltage
TTYCS(LA)-1
Pin #3-#4: open Pin #3-#4: short
Power voltage
TTYCS(LA)-1
Pin #3-#4: open Pin #3-#4: short
Power voltage
TTYCS(LA)-1
Pin #3-#4: open Pin #3-#4: short
2. WIRING
+15V
+VS2
OutGnd
- VS2
GND
- 15V
Power current
Power current
Power current
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