User's Manual

Electrical Requirements
313876F 39
Electrical Requirements
Electrical requirements for pneumatically driven and
stepper driven control boxes can be found in the PD44
Control Box manual. See Related Manuals, page 3.
PD44 metering valve only: Wiring harness sensors are
24 VDC normally open PNP. See F
IG. 13, FIG. 14, or
F
IG. 15 as appropriate.
FIG. 13: Micrometer PD44 Metering Valve Electrical Requirements
FRONT
A
VIEW A-A
3-7/8
1-7/16
PX-EXT
PX-RET USE SENSOR HARDWARE
PX-OSV (42.5")
PX-CSV
(39.5")
PX-RET
(41.5")
PX-EXT
(42")
YELLOW
GREEN
BLUE
RED
SEE DETAIL 1
DETAIL 1
RED EXTEND
6
BLUE RETRACT YELLOW DISPENSE GREEN RELOAD
22
25
2
230
BRN (24VDC+) BLK (SIG) BLU (DC COM)
LABEL PX-EXT LABEL PX-RET LABEL PX-CSV LABEL PX-OSV
BLU (DC COM) BLK (SIG) BRN (24VDC+) BRN (24VDC+) BLK (SIG) BLU (DC COM) BRN (24VDC+) BLK (SIG) BLU (DC COM)
A
(48")
SOL-EXT
(45")
SOL-RET
(44")
SOL-OSV
(39")
SOL-CSV
WIRE
LABEL
TYP
GND
SERIAL
LEGEND
METERING RODS
SEQUENCE OF OPERATION:
1. SPOOLS IN RELOAD POSITION
(SOL-CSV 'ON', PX-CSV 'ON')
2. METERING RODS IN HOME/RELOAD
POSITION (SOL-RET 'ON', PX-EXT 'ON')
3. START SIGNAL INITIATED 4. SPOOL SHIFT DISPENSE
(SOL-CSV 'OFF', SOL-OSV 'ON', PX-OSV 'ON', PX-CSV 'OFF')
5. METERING RODS DISPENSE
(SOL-RET 'OFF', SOL-EXT 'ON')
6. METERING ROD REACH PX-RET SWITCH.
7. SPOOLS SHIFT RELOAD POSITION
(SOL-OSV 'OFF', SOL-CSV 'ON', PX-OSV 'OFF', PX-CSV 'ON')
8. METERING RODS RETRACT
(SOL-EXT 'OFF', SOL-RET 'ON' PX-OSV 'OFF', PX-CSV 'ON', PX-EXT 'ON', PX-RET 'OFF')
I/O DEFINITION:
PX-EXT METERING RODS AT HOME OR
RELOAD POSITION (ADJUSTABLE).
PX-RET METERING RODS COMPLETED
DISPENSE STROKE (FIXED MOUNT).
PX-CSV SPOOL VALVE IN THE RELOAD
POSITION ALWAYS ON WHEN VALVE IS NOT DISPENSING.
PX-OSV SPOOL VALVE IN THE DISPENSE
POSITION ON ONLY DURING DISPENSE STROKE.
SOL-EXT AIR SIGNAL TO DRIVE METERING
RODS DOWN (DISPENSE) RED TUBE.
SOL-RET AIR SIGNAL TO RETRACT METERING
RODS (RELOAD) BLUE TUBE.
SOL-CSV AIR SIGNAL TO CLOSE SPOOL VALVE
(RELOAD POSITION) GREEN TUBE.
SOL-OSV AIR SIGNAL TO OPEN SPOOL VALVE
(DISPENSE READY POSITION) YELLOW TUBE.