Use command and status bit tables – Rockwell Automation 1771-QDC, D17716.5.85(Passport) MNL. PLASTIC MOLDING MODULE User Manual

Page 66

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 sets this bit

during execution

Direct SetĆoutput

DYC01ĆB08

SYS01ĆB08

Screw Rotate Jog

DYC01ĆB09

SYS01ĆB09

Ram (screw) Forward Jog

DYC01ĆB10

SYS01ĆB10

Ram (screw) Reverse Jog

DYC01ĆB11

SYS01ĆB11

Unassigned # 4 Jog

DYC01ĆB12

SYS01ĆB12

Unassigned # 5 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

Injection

DYC02ĆB04

-

-

Pack

DYC02ĆB05

Injection

Note 1

Hold

DYC02ĆB06

Pack

Note 1

PreĆdecompression

DYC02ĆB07

Hold

HPC03ĆB08

Plastication

DYC02ĆB08

PreĆdecompression

HPC03ĆB09

PostĆdecompression

DYC02ĆB09

Plastication

PPC03ĆB08

Note 1 Injection, Pack, and Hold are always linked as one profile.

Use Command and Status

Bit Tables

Advertising