FMI SCST-01 User Manual

Page 4

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"SCST-01" STEP MOTOR

CONTROL KIT

OPERATION INSTRUCTIONS

IN-SCST-01-10 4

3.1

POWER Header - J1

The POWER header section (J1) is used for input power and output to the stepper
motor phases. This is a 0.156” pitch 6 pin header connector which has the following
pinout:
Pin #
1.

Power supply minus lead (V-) connection.

2.

Power supply plus lead (V+) connection.

3.

Connection to phase B of the stepper motor.

4.

Connection to phase

⎯B (B bar) of the stepper motor.

5.

Connection to phase A of the stepper motor.

6.

Connection to phase

⎯A (A bar) of the stepper motor.


3.2

CONTROL Header - J2

The CONTROL header section (J2) is used for optical sensor connections, 0-5 VDC
controls and dispense controls. This is a 0.100” pitch 9 pin header connector. The
pinout for this header is as follows:

Pin #
1.

0-5 VDC Common

2.

0-5 VDC Signal Input

3.

Start Pulse Common

4.*

Start Pulse Signal Input (for dispense, controlled by momentary switch to
ground)*

Hall Effect sensor

Opto Sensor 110569

Opto Sensor 300696

5.

Emitter Cathode (black)

6.

Emitter Anode (red)

7.

Detector Ground
(green)
/ Power Supply Ground

Detector Ground (green)
/ Power Supply Ground

Detector Ground (black)
/

Power

Supply

Ground

8.

Detector Signal (blue)

Detector Signal (blue)

Detector Signal (white)

9.

Power +5 VDC (white)

Power +5 VDC (white)

Power +5 VDC (red)


NOTE:
The colors listed for sensor leads are for the standard sensors supplied with FMI
pumps. Other sensors may have other lead color configurations.

*Note: DO NOT APPLY ANY VOLTAGE TO THIS INPUT!

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