MDR/SCR

Question 1

MDR contact pitch?

Answer 1

1.27 mm

Question 2

When did 3M develop MDR?

Answer 2

1987

Question 3

What types of MDR products does 3M offer?

Answer 3

Boardmount, Shell kits, wiremount plugs

Question 4

SCR contact pitch?

Answer 4

2 mm

Question 5

Where in motion control are MDR connectors commonly used?

Answer 5

Servo motor controller (general purpose interface)

Question 6

What are the common areas for servo motors?

Answer 6

Factory automation
Robotics
Electronics manufacturing eq’t
CNC machines

Question 7

Where in motion control are SCR/IEEE1394 connectors commonly used?

Answer 7

Servo motor controller (encoder connection)

Question 8

Who are the top 3 servo drive controller makers?

Answer 8

Yaskawa
Mitsubishi electric
Panasonic

Question 9

What are the common pin counts of MDR used for servo controllers?

Answer 9

26p and 50p

Question 10

What are the common pin counts of SCR used for servo controllers?

Answer 10

6p (IEEE1394)
10p (SCR)

Question 11

What range of positions is MDR available in?

Answer 11

14p to 100p

Question 12

What is MDR connector value proposition?

Answer 12

High contact reliability
No pin breakage
Low insertion force
High contact force

Question 13

What are wire termination methods for wiremount MDR?

Answer 13

IDC (good workability and time saving)
Soldered (flexibility in wire selection and no tool req’d)

Question 14

What orientations are MDR boardmount available in?

Answer 14

vertical and horizontal

Question 15

What mounting methods are MDR boardmount connectors available with?

Answer 15

Through-hole
SMT
press-fit