Close-In Weapon System Air Warfare

Question 1

What does CIWS stand for?

Answer 1

Close-In Weapon System

Question 2

What is the primary mission?

Answer 2

Anti-air warfare and defense against Anti-surface missiles (ASM)

Question 3

What is its secondary mission?

Answer 3

Anti-surface warfare and defense against low-slow fliers

Question 4

How does the CIWS chose its targets?

Answer 4

it choses its target that would hit the ship first or track target by low-sidelobe antenna.

Question 5

In AAW mode, How does the CIWS detect which target would hit the ship first?

Answer 5

Weapon Control Group and by the low-sidelobe antenna

Question 6

what needs to happen for the CIWS to fire?

Answer 6

WCG Recommend Fire 
Hold back tool removed
Firing key inserted and closed 
Hold fire disabled 
Round under the last round 
Switch PRE-ARM/ARM

Question 7

Where are the system parameters monitored?

Answer 7

Locally in CIWS room # 1 and #2

Remotely on Remote Control console (RSC) in (CIC)

Question 8

What are some of the parameters and operating limits of the CIWS?

Answer 8

Effective Range: AAW mode 2,000 yards or first hit range
Rate of fire: AAW 4500rpm
Hot Gun Condition: 3000 rounds 5 minutes
Rate of fire: 4500rpm AAW
3000rpm Surface
Effective ranges: 2000 yards AAW
4000 yards Surface

Question 9

What are the two safety precautions of the CIWS?

Answer 9

Clearing Sector Holdback Tool

Fire Integrity Switch

Question 10

What is the Clearing Sector Holdback Tool?

Answer 10

Mechanical safety against inadvertent firing which forces breech bolts into clearing path so it wont fire.

Question 11

What is the Fire Integrity Switch?

Answer 11

Electrical safety against inadvertent firing when removed no voltage sent to firing contact so it wont fire
BUT if live ammo inserted it can inadvertently be fired.