35
LEGEND
1. INLET VALVE (V1 LEFT, V2 RIGHT)
2. PURGE EXHAUST VALVE (V3 LEFT, V4 RIGHT)
3. PURGE CHECK VALVE (V5 LEFT, V6 RIGHT)
4. OUTLET CHECK VALVE (V7 LEFT, V8 RIGHT)
5. DEPRESS SOLENOID VALVE (V9 LEFT, V10 RIGHT)
6. PURGE HEATER WITH INSULATION
7. HEATER TEMPERATURE THERMOCOUPLE
8. HEATER OVERTEMPERATURE RTD
9. CHAMBER RTD (LEFT & RIGHT)
10. RELIEF VALVE
11. CHAMBER PRESSURE GAUGES (LEFT & RIGHT)
12. CHAMBER PRESSURE SWITCH (LEFT & RIGHT)
13. SERVICE VALVE
14. PILOT AIR FILTER
15. PRESSURE REGULATOR & GAUGE
16. SOLENOID VALVE
17. MUFFLER
18. DESICCANT CHAMBER
19. DESICCANT RETAINING SCREEN (TOP & BOTTOM)
20. DESICCANT FILL PORT
21. DESICCANT DRAIN PORT
22. HOT PIPE INSULATION
23. PURGE PRESSURE GAUGE
24. PURGE BLOWER AND MOTOR
25. PURGE SUCTION FILTER SILENCER
26. REPRESS/SWEEP SOLENOID VALVE (V11)
27. REPRESS/SWEEP CHECK VALVE (V12 LEFT, V13 RIGHT)
28. REPRESS/SWEEP ORIFICE
29. CHAMBER BLOW-DOWN VALVE
ENERGY MANAGEMENT OPTION
42. ENERGY MANAGEMENT PILOT OPERATED VALVE
43. ENERGY MANAGEMENT SENSOR (RTD4/HS1)
DEWPOINTER OPTION
44. DEWPOINT ANALYZER
44A. DEWPOINT ANALYZER FILTER
INSULATION OPTION
54. CHAMBER INSULATION
LEFT CHAMBER DRYING (RIGHT CHAMBER REGEN)
CLOSED
NO
3 WAY
3 WA
Y
SOLENOID
VALVE 'D'
SOLENOID
VALV
E 'C'
N.O.
VALV
E 'E'
SOLENOID
3 WAY
HEATER
OPEN
CLOSED
OPEN
CLOSED
NO
YES
NO
V4
YES
V3
CLOSED
OPEN
ON
OFF
YES
NO
YES
NO
FIXED CYCLE TIMING
(T
IME IN MINUTES)
ENER
G
IZED
PROCESS
CO
MPONENT
ELECTRIC
AL CO
MPONENT
3 WAY
SOLENOID
VALVE 'A'
SOLENOID
VALV
E 'B'
ST
ATUS
PROCESS
CO
MPONENT
DEPRESSURIZA
TION
HE
ATIN
G
OPEN
CLOSED
OPEN
YES
NO
YES
V2
V1
2
57
178
RIGHT CHAMBER DRYING (LEFT CHAMBER REGEN)
HE
ATIN
G
HOL
D
2ND ST
AG
E RE
GENERA
TION
REPRESSURIZA
TION
DEPRESSURIZA
TION
3 1782
HOL
D
REPRESSURI
ZA
TION
3
57
VALVE 'F'
V9
SOLENOID
VALV
E 'G'
N.C.
N.C.
NO
YES
NO
OPEN
CLOSED
CLOSED
V10
SOLENOID
YES OPEN
MOTOR
OFF
ON
NO
YES
V11
BLOWER
(JUMPE
R
SELECT
AB
LE
)
2ND ST
AG
E REGENERA
TI
ON
(JUMPE
R
SELECT
AB
LE
)
Sequence of Operation
(Models 500 through 600)
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