Use command and status bit tables – Rockwell Automation 1771-QDC, D17716.5.86(Passport) PLASTIC MOLDING MODULE User Manual

Page 73

Advertising
background image

Select Command and Status Bits

to Sequence Machine Operation

Chapter 6

6-2

Use the following tables to select command and status bits when writing
ladder logic to control manual functions and machine sequencing.

Table 6.A

Command and Status Bits for Manual Control

To Initiate this action:

Set this bit:

The QDC module sets this

bit during execution:

Direct SetĆoutput

DYC01ĆB08

SYS01ĆB08

Unassigned #1 Jog

DYC01ĆB09

SYS01ĆB09

Ram (screw) Forward Jog

DYC01ĆB10

SYS01ĆB10

Ram (screw) Reverse Jog

DYC01ĆB11

SYS01ĆB11

Clamp Forward Jog

DYC01ĆB12

SYS01ĆB12

Clamp Reverse Jog

DYC01ĆB13

SYS01ĆB13

Unassigned #6 Jog

DYC01ĆB14

SYS01ĆB14

Unassigned #7 Jog

DYC01ĆB15

SYS01ĆB15

Stop

DYC02ĆB15

SYS02ĆB15

Table 6.B

Command Bits for Automatic Functions

To initiate this

Profile/Movement:

Toggle this bit: Or the Profile/Movement

starts automatically after:

If this bit is

Reset:

1st Clamp Close

DYC02ĆB00

---

---

2nd Clamp Close

DYC02ĆB01

1st Clamp Close

CPC03ĆB08

3rd Clamp Close

DYC02ĆB02

2nd Clamp Close

CPC03ĆB09

Low Pressure Close DYC02ĆB03

3rd Clamp Close

CPC03ĆB10

Injection

DYC02ĆB04

---

---

Pack

DYC02ĆB05

Injection

1

Hold

DYC02ĆB06

Pack

1

PreĆdecompression

DYC02ĆB07

Hold

HPC03ĆB08

Plastication

DYC02ĆB08

PreĆdecompression

HPC03ĆB09

PostĆdecompression DYC02ĆB09

Plastication

PPC03ĆB08

1st Clamp Open

DYC02ĆB10

---

---

2nd Clamp Open

DYC02ĆB11

1st Clamp Open

OPC03ĆB08

3rd Clamp Open

DYC02ĆB12

2nd Clamp Open

OPC03ĆB09

Clamp Open Slow

DYC02ĆB13

3rd Clamp Open

OPC03ĆB10

1

Injection, Pack, and Hold are always linked as one profile.

Use Command and Status

Bit Tables

Advertising