Servo Motor Controller and Driver
MCAD Series

J2, +18 to +50 VDC Input
Screw Terminal Type

PIN

NAME

DESCRIPTION

1

HIGHVOLT

+18 to +50 VDC Input

2

PGND

+18 to +50 VDC Return

J4, DC Motor Connection
Screw Terminal Type

PIN

NAME

DESCRIPTION

1

MTR+

Motor Plus Connection

2

MTR-

Motor Minus Connection

3

NC

Do Not Connect

4

NC

Do Not Connect

J4, Three Phase Brushless Motor Connection
Screw Terminal Type

PIN

NAME

DESCRIPTION

1

MTR-A

Motor Phase A Connection

2

MTR-B

Motor Phase B Connection

3

MTR-C

Motor Phase C Connection

4

NC

Do Not Connect

J1, Signals Interface
DB-37, Female 

PIN

NAME

DESCRIPTION

INPUT / OUTPUT

1

IN1

General Purpose TTL / CMOS Input 1

I

2

IN2

General Purpose TTL / CMOS Input 2

I

3

IN3

General Purpose TTL / CMOS Input 3

I

4

RESET/

RESET Input

I

5

+5 VDC

For customer use. Note: the total current on J1-5, J1-16 and J1-34 combined should not exceed TBD mA.

O

6

HOME **

Home Switch Input, Normally Closed or Normally Low

I

7

INGND

Connect to host ground for opto-isolated input/output.

O

8

IN+5VDC

Connect to host +5 VDC for opto-isolated input/output.

I

9

IN4

Opto-isolated Input 4

I

10

STATUS

Opto-isolated Output Status

O

11

SGND

Signal ground Signal Ground

12

Analog-1 Analog Signal 1 or Analog Feedback I

13

SGND Signal ground Signal Ground

14

Analog-2 Analog Signal 2 or Analog Command I

15

SGND Signal ground Signal Ground

16

+5 VDC

For customer use. Note: the total current on J1-5, J1-16 and J1-34 combined should not exceed TBD mA.

O

17

INDEX+ * Differential encoder input, Index+ I

18

PHASEB+ * Differential encoder input, Phase B+ I

19

PHASEA+ * Differential encoder input, Phase A+ I

20

OUT1

General Purpose TTL / CMOS Output 1

O

21

OUT2

General Purpose TTL / CMOS Output 2

O

22

SGND

Signal ground Signal Ground

23

NEG-LIMIT **

Negative Limit Switch Input, Input, Normally Closed or Normally Low

I

24

SGND

Signal ground Signal Ground

25

POS-LIMIT **

Positive Limit Switch Input, Input, Normally Closed or Normally Low

I

26

DIS/

Opto-isolated disable I

27

IN5

Opto-isolated Input 5

I

28

MTR-TEMP Analog Signal, Motor Temperature I

29

SGND Signal ground Signal Ground

30

HALL3 Hall sensor input 3 I

31

HALL2 Hall sensor input 2 I

32

HALL1 Hall sensor inputs 1 I

33

SGND Signal ground Signal Ground

34

+5 VDC

For customer use. Note: the total current on J1-5, J1-16 and J1-34 combined should not exceed TBD mA.

O

35

INDEX- * Differential encoder input, Index- I

36

PHASEB- * Differential encoder input, Phase B- I

37

PHASEA- * Differential encoder input, Phase A- I

* A 2.2 KOHM resistor is placed between this signal and +5 VDC.

** A 10 KOHM resistor is placed between this signal and +5 VDC.

J6, RS232 Interface
0.1” (2.54 mm) Pitch Header

PIN

NAME

DESCRIPTION

3

DATA-XMT

Data Transmit to PC

4

RESET

RESET Signal from PC to Controller

5

DATA-RCV

Data Receive from PC

9

GND

+5 VDC Return



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