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	Stepper Motor Phase A Connection
2	MTR-B	Stepper 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, Stepper Motor Phase B+	I
19	PHASEA+ *	Differential encoder input, Stepper Motor 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, Stepper Motor Phase B-	I
37	PHASEA- *	Differential encoder input, Stepper Motor 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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Servo Motor Controller and Driver MCAD Series

Servo Motor Controller and Driver
MCAD Series