# Keypad
## Plastic, Array

Specifications
· Contact Rating: 20mA, 24V DC
· Max. Contact Resistance: 200Ω
· Life: 1,000,000 cycles per key
· Operating Temperature: -20°C to +60°C
· Storage Temperature: -40°C to +65°C
· Waterproofing: Water Proof
· Keypad Array: 3 × 4
· Keypad Output: Matrix

Dimensions
· Panel Cutout Width: 51mm
· Panel Cutout Height: 57mm
· Material: Plastic
· Number of Keys: 12
· Colour: White
· External Depth: 64mm
· External Length / Height: 7.9mm
· Fixing Centres L × W: 46mm × 57mm
· Operating Force: 0.98N
· Travel: 1.4mm
· Actuating Force: 100 ±30 grams
· Stroke: 1.4 ±0.4mm

Part Number
· Description: Keypad, 3 × 4 Array, Plastic
· Part Number: MCAK304NWWB

Output Arrangement
· Output Pin 1: COL 2
· Output Pin 2: ROW 1
· Output Pin 3: COL 1
· Output Pin 4: ROW 4
· Output Pin 5: COL 3
· Output Pin 6: ROW 3
· Output Pin 7: ROW 2

Legal Notice
· Data sheet and information belong to Premier Farnell group of companies.
· No license granted for use other than for information purposes.
· Information subject to change without notice.
· Group assumes no responsibility for accuracy or completeness.
· Liability for loss or damage is excluded.