INSERT-AIR-SYSTEMS

NOTES: 1. ALL CONTACTS IN THE DIAGRAM ARE SHOWN WITH THE SYSTEM DE-ENERGIZED AT ATMOSPHERIC PRESSURE. SW# 1 2. CONTACT RED-WHT : FACTORY SET TO CLOSE AT A PRESSURE OF 0.2 PSIG OR BELOW, SENDING AN ALARM, IF MONITORED. CONTACT BLK-WHT : FACTORY SET TO CLOSE AT A

NO LO C NO HI TRANS. TANK ALARMS

TRANS TANK STORAGE TANK

NITROGEN.STORAGE ALARM

HEATER SUPPLY POWER (VAC)

(4-20mA)

(4-20mA)

+ - + -

NO C NC

L1 N 120 N G

PRESSURE OF 5.5 PSIG OR ABOVE, SENDING AN ALARM, IF MONITORED. SW# 2

CONTACT BLU-BLK : N.C., OPENS AT 200.0 PSIG CONTACT RED-BLK : N.O., CLOSES AT 200.0 PSIG

CABINET GROUND STUD

DOOR GROUND STUD

BLK PTC2

WHT

BLK BLK

2

1

NC C NO 0.2 PSI 5.5 PSI RED WH BLK

RED

BLK

BLU

HEATER 200 W/ 120 VAC

RUST INHIBITOR CAPSULE

NC C NO

PS1

1

2

SW# 2

PG1

LOW PRESS

HIGH PRESS

ALARM ENABLE SWITCH

SW# 1

WIRING DIAGRAM REGULATOR PANEL ASSEMBLY

REGULATOR PANEL

FLEX HOSE, 48" SST

HEATER 200W/120VAC

BREATHER FILTER

N2-2-SYSTEM