Graco E-Flo 333587D, Operation, Page: 68 / 110

Integration
68 333587D
Integration
Discrete Inputs/Outputs
NOTE: Connecting the ground on Connector 4, pin 3 is
required for the electric driver (AB) to receive valid
signals.
NOTE: See Connector Identification on page 69 .
Connector Pin Use Pin Graco Input / Output Description
1 Graco -
Communications and 24
VDC Power
GCA CAN port. Connection to ADM, CGM, or another MCM
2 Graco -
Communications and 24
VDC Power
GCA2 CAN port. Connection to ADM, CGM, or another MCMC
3
Graco 1
24 VDC Digital Output
•
24V is ON
•
0V is OFF
24V power for Level sensor(s)
Graco 2
24 VDC Digital Input
•
> 4V is ON
•
< 1 V is OFF
Empty Level Sensor Input : When the sensor detects an empty
drum, the input pin will be OFF.
Graco 3
Ground / Return Ground / Return
Graco 4
24 VDC Digital Output
•
24V is ON
•
0V is OFF
Platen Valve : When the digital output is ON, the platen valve is
opened. Else when the digital output is OFF, the platen valve is
closed.
Graco 5
24 VDC Digital Input
•
> 4V is ON
•
< 1 V is OFF
Low Level Sensor Input : When the sensor detects a low drum, the
input pin will be OFF.
4
Customer 1
24 VDC Digital Input
•
> 4V is ON
•
< 1 V is OFF
Dispense Complete : When the digital input is ON, a job is
recorded in the job log. This is a strobed input, and will be brought
low. When the digital input is OFF, a job log will not be recorded.
Customer 2
24 VDC Digital Input
•
> 4V is ON
•
< 1 V is OFF
Style Enable : When the digital input is ON, the pump will start a job
and begin pre-charge if active. When the digital input is OFF, the
pump will not be running a job.
Graco/
Customer
3
Ground / Return Ground / Return
NA 4
+5 VDC Supply Power (can be used to as logic voltage for digital inputs via relay)
Customer 5
24 VDC Digital Input
•
> 4V is ON
•
< 1 V is OFF
System Enable/Remote Start Request: While system in not active
(amber LED), when the digital input is strobed, the system will
become active.
Customer 6
24 VDC Digital Input
•
> 4V is ON
•
< 1 V is OFF
Go Signal : When the digital input is ON, the pump will dispense
material. When the digital input is OFF, the pump will not dispense
material.
Graco 7
24 VDC Digital Output
•
24V is ON
•
0V is OFF
Dispense Valve : When the digital output is ON, the dispense valve
is opened. When the digital output is OFF, the dispense valve is
closed.
Customer 8
24 VDC Digital Output
•
24V is ON
•
0V is OFF
System Ready to Dispense : When the digital output is ON, the
pump is ready to dispense. When the digital output is OFF, the
pump is not ready to dispense. The pump is able to dispense when
not ready, but it is not advised. Below are cases that the digital
output pin maybe off:
•
Pump is in an error state
•
Pump is pre-charging
•
Pump is dispensing
•
Pump is changing over
•
Pump is inactive
•
Pump heat is not up to temperature or has an error
5 Graco -
Analog Differential Input Outlet Pressure Transducer Port (Required)
6 Graco -
Analog Differential Input Valve Pressure Transducer Port (Required)