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6.4 MICROPROCESSOR REMOTE CONTROL SYSTEM

COBRA cranes are equipped with an advanced microprocessor remote control system that correctly manages

the crane operations as well as its safety devices and provides indications to help the operator performing rapid

troubleshooting or adjustments when necessary.

6.4.1 AVAILABLE CONTROL VERSIONS

· Single function cable proportional control

· Dual-mode (multi-function) cable proportional control

· Single function radio proportional control

· Dual-mode (multi-function) radio proportional control

The system is consisting of the following

main components

(Pict. 7):

1) Control and safety devices managing con-

trol unit

2) Remote control keyboard

3) Directional and flow regulating hydraulic unit

4) Electrical connection wiring from the unit to

the solenoid valves, the micro-switches, the

power supply and the keypad.

6.4.2 ELECTRONIC POWER UNIT (Pict.8)

The electronic unit, located aside the revolving

column’s guard, is made up of a sealed plastic

compact container (ip 67), that includes a

microprocessor electronic device to manage

crane operation controls and safety systems.

A three digit display (1) used as regulation or

control interface is found on the front of the unit.

Two electrical wiring connectors (2) are found

on the unit.

Pict.8

Pict.7

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