External Control Interface Setup - Graco PR70 Operation & Maintenance Manual

Setup

External Control Interface Setup

Connector #2
NOTE: Connector #2 is for use with systems with an Advanced
Display Module only.
NOTE: View shown is looking at pins on end of cable.
2 1
5
3 4
Connector #1
NOTE: Connector #1 is for use with all systems.
NOTE: View shown is looking at pins on end of cable.
2 1
5
3 4
F . 32: External Control Interface Electrical Diagram
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The external control interface allows an external
machine to control the PR70. The external machine can
use Connector #1 to send dispense request and abort
commands. Also, Connector #1 indicates to the external
machine whether the PR70 is ready to dispense.
Connector #2 is used to select a shot number. See F
33 for connector location on the PR70.
Connector #2
Connector #1
F . 33: External Control Connectors
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50
Brown
SHOT SEL - BIT 0
Gray
SHOT SEL - BIT 3
Black
SHOT SEL - BIT 2
Blue
COMMON
White
SHOT SEL - BIT 1
Brown
SHOT REQUEST - INPUT
Gray
FAULT OUTPUT
Black
INTERRUPT - CAN - REQ - INPUT
Blue
COMMON
White
READY - OUTPUT
Ready-Output Status Line
The Ready-Output status line ("READY-OUTPUT" in
F . 32, Connector #1, Pin #2) is a signal provided to
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the external control. The line indicates whether a shot or
dispense request will be accepted by the machine. The
.
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output of the Ready-Output status line is a "high"
+24 VDC signal when the system is ready to dispense.
The output is a "low" +15 VDC signal when the system
is not ready to dispense. See F
sample timing diagram.
The following conditions will make the machine not
ready to accept a dispense request.
• Dispensing in progress.
ti12583a
• User is programming the display module.
• Active error code that has not been acknowledged.
• Auto-Sequencing in progress.
Customer Supplied
Dry Contact/Relay
Customer Supplied
Dry Contact/Relay
+24 VDC
+24 VDC
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312759W