Graco E-Flo iQ, Operation Manual

Page: 70 / 102

Integration
70 333587B
Discrete Timing Diagram
Pre-Charge
5
Turn ON
Style Enable
bit.
6
Wait for pre-charge/de-charge active bit. This becomes active right after style enable if there is a
pre-charge value. (Optional)
7
Check (wait) that
System Ready
bit is ON.
Note: This is low while system is pre-charging or dispensing.
Dispense 1
If
System Ready
bit is ON, Turn ON
Go Signal
bit. Transition from Pre-charge.
8
Turn OFF
Go Signal
bit.
9
Turn ON
Dispense Complete
bit.
(Optional to sum volume of Dispense 1 individually.)
10
Turn OFF
Dispense Complete
bit.
(Optional to sum volume of Dispense 1 individually.)
Dispense 2
11
Turn ON
Go Signal
bit.
12
Turn OFF
Go Signal
bit.
13
Turn ON
Dispense Complete
bit.
14
Turn OFF
Dispense Complete
bit.
Post Job Cycle 15
Turn OFF
Style Enable
bit.
Remotely turn off
system (optional)
16
Turn ON S
ystem Disable
request.
Automation Inputs (E-Flo iQ Outputs)
System Ready to Dispense (C4-8)
Automation Outputs (E-Flo iQ Inputs)
System Enable/Remote Start Request (C4-5)
¸ 6W\OH(QDEOH& Prechargring
¸ *R6LJQDODVUHTXLUHG&
‡Dispense Complete(C4-1)
Notes:
¸ &DQEHHQDEOHGDWWKHVDPHWLPHLIWKHUHLVQRSUHFKDUJH
‡
The dispense complete is optional. This bit summates the volume dispensed any time it is triggered. Dropping the style (QDEOHELW will also summate the volume dispensed.
Discrete Timing Diagram
Pre Job Cycle Pre-charge/De-charge Dispense 1 Dispense 2,3… Post Job Cycle
Discrete I/O Sequence
Function Sequence Description
Pre-Job Cycle
1
Select desired style from ADM
2
Turn ON
System Enable
Pin (C4-5).
Pre-Charge
3
Turn ON
Style Enable
Pin (C4-2).
4
Check that
Ready to Dispenense
pin (C4-8) is ON. Note: This is low while system is
pre-charging or dispensing.
Dispense 1
5
If
Ready to Dispenense
is ON, Turn ON Go signal (C4-6).
6
Turn OFF
Go Signal
(C4-6).
7
Turn ON
Dispense Complete
(C4-1) (Optional to sum volume of Dispense 1 individually).
8
Turn OFF
Dispense Complete
(C4-1) (Optional to sum volume of Dispense 1 individually).
Dispense 2
10
Turn ON
Go Signal
(C4-6).
11
Turn OFF
Go Signal
(C4-6).
12
Turn ON
Dispense Complete
(C4-1).
13
Turn OFF
Dispense Complete
(C4-1).
Post Job Cycle 14
Turn OFF
Style Enable
Pin (C4-2).