The brief introduction of one control two fuel dispenser indoor controller

1.One control two fuel dispenser indoor controllers is a product for long-distance control the fuel dispenser, one controller can control two nozzles.
2.The keyboard communication board installed in the outdoor fuel dispenser, it connected with indoor one control two controller through the 4 PCS 8 cores twisted-pair.
3.The CON-A interface of the keyboard communication board connect to the JB1 keyboard socket of fuel dispenser mainboard.
4.The CON-A1 interface of the keyboard communication board connect to the keyboard A.
5.The CON-B interface of the keyboard communication board connect to the JB2 keyboard socket of fuel dispenser mainboard.( double-nozzle fuel dispenser)
6.The CON-B1 interface of the keyboard communication board connect to the keyboard B.

The connection method for the connection wire RJ45 crystal head is same, see the following

1. Green white 2. Green 3. Blue white 4. Blue 5. Orange white 6. Orange 7. Brown white 8. Brown