Installing the assembly chapter 6 – Rockwell Automation 1771-QC , D17716.5.25 SER/B SERVO POS User Manual

Page 68

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Installing the Assembly

Chapter 6

6Ć18

Figure 6.9

Connection Details for Jog Forward (Hardware Start) and Jog Reverse (Feedrate Override

Enable)

1

2

3

4

5

6

7

8

9

10

11

12

5 to 30V dc

Input Power

Supply

(customer

supplied)

+

-

Jog

Forward

Feedrate

Override Enable

Jog

Reverse

Auto

Manual

Hardware Start

To other axes

Wiring Arm of

1771 - OZ Contact

Output Module

1

2

3

4

5

6

7

8

9

10

11

12

Left Wiring Arm

of 1771 - ES Expander

Discrete input module

terminal to control

the auto/manual bit

in the command block.

3 - Pole

Selector

Switch

12019

(Auto)

(Manual)

(Auto)

(Manual)

In the manual mode, the jog reverse switch controls whether the input is
high or low. In the auto mode, the feedrate override enable switch
controls whether the input is high or low. You can connect the same
feedrate override enable signal to several 1771-ES expanders to
coordinate the start of feedrate override for those axes.

Connecting Jog Forward (Hardware Start)

Figure 6.9 also shows details of how to connect jog forward and hardware
start. Follow these steps:

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