Schematics
72 3A0869H

Schematics

Hazardous Location System Pneumatic Schematic

MERKUR

MOTOR A

4-WAY SOLENOID
12 VDC
DOSE A2
VALV E
(OPTIONAL)
4-WAY SOLENOID
12 VDC
MANIFOLD
AIR EXHAUST MUFFLER
CLOSE
OPEN
5/32 TUBE
DOSE A3
VALV E
(OPTIONAL)
4-WAY SOLENOID
12 VDC
CLOSE
OPEN
5/32 TUBE
4-WAY SOLENOID
12 VDC
AB
AB
AB
AB
PURGE A
VALV E
CLOSE
OPEN
5/32 TUBE
DOSE A1
VALV E
CLOSE
OPEN
5/32 TUBE
DOSE B
VALV E
4-WAY SOLENOID
12 VDC
CLOSE
OPEN
5/32 TUBE
AB
PURGE B
VALV E
4-WAY SOLENOID
12 VDC
CLOSE
OPEN
5/32 TUBE
AB
GFB #1
VALV E
(OPTIONAL)
3-WAY SOLENOID
12 VDC
OPEN
5/32 TUBE
A
PUMP A PILOT
GAUGE
AIR REGULATOR

MERKUR

MOTOR B

PUMP B PILOT
GAUGE
AIR REGULATOR
GAUGE
3/4" AIR FILTER
AUTO DRAIN
20 MICRON
AIR
INPUT
3/4" BALL VALVE
BLEED TYPE
3/8" AIR FILTER
AUTO DRAIN
5 MICRON
100 PSI (.7 MPa, 7 BAR)
ALTERNATOR
AIR REG.
18 PSI (.12 MPa,
1.2 BAR)
RELIEF VALVE
20 PSI (.12 MPa,
1.2 BAR)
AIR SUPPLY
3/8" TUBE
TO MANIFOLD
TURBINE/POWER SUPPLY
1/2" O.D. x 60" LONG TUBE
PUMPS SYSTEMS ONLY
RELIEF VALVE
85/110 PSI (.58/.76
MPa, 5.8/7.6 BAR)
PUMPS SYSTEMS ONLY