Graco 312787G important safety instructions Hazardous Area, Board

Schematic Diagrams

System Electrical Schematic

Hazardous Area

FLUID PANEL CONTROL BOX

		FLUID	1
		PANEL	2
		CONTROL J3	3
			4
		BOARD	5
			6
			1
			2
		J12	3
			4
			5
			6
			1
			2
J10		J13	3
	1	+12VDC I/S	4
			5
	2	COM	6
	3	SHIELD	1
			2
		J5	3
			4
			5
			6

MH2

HAZARDOUS AREA

3X CABLE

		PWR (RED)
		COM (BLACK)
		SIG (WHITE)
		SHIELD/GRN
		PWR (RED)
		COM (BLACK)
		SIG (WHITE)
		SHIELD/GRN
		PWR (RED)
		COM (BLACK)
		SIG (WHITE)
		SHIELD/GRN
	GROUND
UNUSED	TERMINAL
UNUSED
UNUSED			(10')/
UNUSED
UNUSED			(40')
UNUSED

FLOW METER A
FLOW METER B	I.S. METERS
FLOW METER SOLVENT
					1	J2
	J1
	V/P ANALOG OUT (WHT)	1	FLOW		2
	PRESS. (GRN)	2	CONTROL
	+12 V (RED)	3	BOARD			J4
	GND (BLK)	4			1
	CHASSIS (BARE)	5
					2
					3
					4
					5
		J7/J11		4	5	2	3
			1
			COLOR
			BOARD 1

SIG (RED)

COM (BLK)

+PRESSURE (GRN) COM (RED)

EX+ (WHT)

- PRESSURE (BLK)

SHIELD (BARE)

TECNO V/P

FLUID PRESS. SENS.

FO OUT (BLU)

FO IN (BLK)

	3
J11	2
	5
	4
	1

		3
	J7	2
		5
		4
		1
		6
		5
	J8	4
		3
		2
		1
		6
		5
	J15	4
		3
		2
		1
		6
		5
	J14	4
		3
		2
		1
		6
		5
	J9	4
		3
		2
		1
		1
		2
		3
		4
		5
J4	J1	6
		7
		8
J6		9
		10

6' STD.

(3'-100' OPTIONS)

	GRD (BLK)
	+12VDC (RED)
	SHIELD (BARE)
	CAN H (WHT)
	CAN L (BLU)
50' STD.		BOOTH
GRD (BLK)	3
+12VDC (RED)	2	CONTROL
		BOARD
SHIELD (BARE)	5
CAN H (WHT)	4
CAN L (BLU)	1

MANIFOLD

BLACK		DUMP B
RED
BLACK		GFB #1
RED
BLACK		GFB #2
RED
BLACK		DUMP A
RED
BLACK		NOT USED
RED	MANIFOLD
BLACK		PURGE C
RED
BLACK		PURGE B
RED
BLACK		PURGE A
RED
BLACK		NOT USED
RED
BLACK		NOT USED
RED
BLACK		DOSE B
RED

BLACK	DOSE A
RED
SIG	AIR FLOW SWITCH 1
COM
SIG	AIR FLOW SWITCH 2
COM
SIG	SOLVENT FLOW SWITCH
COM
SIG	GFB 1 PRESSURE SWITCH
COM
SIG	GFB 2 PRESSURE SWITCH
COM

(COLORS

1 THRU 12,

CATALYST

MANIFOLD

1 THRU 4)

1

CLR 8

+12VDC

COM

2

CLR 7

+12VDC

3

J8

J9

COM

4

CLR 6

+12VDC

5

COM

6

CLR 5

+12VDC

1

COM

2

CLR 4

+12VDC

3

J15

J16

COM

4

CLR 3

+12VDC

5

COM

6

1

CLR 2

+12VDC

COM

2

CLR 1

+12VDC

3

J14

J10

COM

4

SOL CLR

+12VDC

5

COM

6

12 VDC -WAY SOLENOID

J7/J11

1

4

5

2

3

J7/J11

1

4

5

2

3

COLOR

3

BOARD 2

(COLORS

13 THRU 30)

MANIFOLD

1

4-WAY SOLENOID

CLR 21

+12VDC

COM

2

CLR 20

+12VDC

3

J8

J9

COM

4

12 VDC

CLR 19

+12VDC

5

COM

6

CLR 18

+12VDC

1

COM

2

CLR 17

+12VDC

3

J15

J16

COM

4

CLR 16

+12VDC

5

COM

6

CLR 15

+12VDC

1

COM

2

CLR 14

+12VDC

3

J14

J10

COM

4

CLR 13

+12VDC

5

COM

6

MANIFOLD

6COM

5+12VDC

4COM

3+12VDC

2COM

1+12VDC

6COM

5+12VDC

4COM

3+12VDC

2COM

1+12VDC

6COM

5+12VDC

4COM

3+12VDC

2COM

1 +12VDC

6' STD.

MANIFOLD

6COM

5+12VDC

4COM

3+12VDC

2COM

1+12VDC

6COM

5+12VDC

4COM

3+12VDC

2COM

1+12VDC

6COM

5+12VDC

4COM

3+12VDC

2COM

1+12VDC

CLR 9 CLR 10 CLR 11

CLR 12 CAT 4 CAT 3

CAT 2

CAT 1

SOL CAT

CLR 22 CLR 23 CLR 24

CLR 25 CLR 26 CLR 27

CLR 28 CLR 29 CLR 30

312787G 17