SPX Hankinson HHE Series Instruction Manual page 28

Pressure-swing desiccant type compressed air dryers with accushift switching valves
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CUSTOMER
AC POWER
PE
01
CONNECTIONS
GRN/YEL
85-264 VAC
02
47-63 HZ
NEUTRAL
03
SEE NOTE 1
WHT
04
HOT
05
BLK
06
07
CUSTOMER
DC POWER
08
CONNECTIONS
POS.
+
09
11.5-28 VDC
SEE NOTE 2
NEG.
-
10
+
11
12
13
+
14
15
16
+
17
18
19
+
20
21
22
23
24
25
26
27
28
29
30
31
32
COMMOM
ALARM
33
CONNECTIONS
34
SEE NOTE 5
35
36
37
38
39
40
NOTES:
1. CUSTOMER POWER CONNECTIONS WHEN SUPPLY VOLTAGE IS AC (ALTERNATING CURRENT). TERMINALS TB5-21, TB5-23 AND TB5-25 CAN BE USED TO PROVIDE ACCESSORY POWER AT THE SAME VOLTAGE AND
FREQUENCY. AC POWER IS DIRECTED TO POWER SUPPLY BOARD WHERE IT IS CONVERTED TO 12 VDC AND RETURNED TO THE CONTROL BOARD.
2. CUSTOMER POWER CONNECTIONS WHEN SUPPLY VOLTAGE IS DC (DIRECT CURRENT). RED AND BLACK WIRES FROM THE POWER SUPPLY BOARD SHOULD BE REMOVED AND THE CUSTOMER SHOULD
MAKE THEIR POWER CONNECTIONS AT TERMINALS TB4-18 AND TB4-19.
3. VOLTAGE RATING OF VALVES IS 12 VDC.
4. VOLTAGE RATING OF SWITCHES IS 5 VDC.
5. WITH UNIT ON AND NO ALARMS, THERE SHOULD BE CONTINUITY BETWEEN TERMINALS TB2-7 AND TB2-9.
6. STANDARD PRESSURE MODELS 4100 & 5400 ONLY. HIGH PRESSURE MODELS 40 THROUGH 450 ONLY.
AC TO DC
POWER SUPPLY
TB5-20
TB5-21
TB5-22
TB5-23
TB5-24
TB5-25
NEG.
BLACK
HOT
RED
TB4-18
DC INPUT
TB4-19
TB3-10
+12
TB3-11
RIGHT INLET VALVE
(SEE NOTE 6)
TB3-12
+12
TB3-13
RIGHT PURGE VALVE
TB3-14
+12
TB3-15
LEFT INLET VALVE
(SEE NOTE 6)
TB3-16
+12
TB3-17
LEFT PURGE VALVE
+5
TB1-1
EXT. CONTACT
TB1-2
+5
TB1-3
PRESSURE SW. 1
LEFT TOWER
TB1-4
+5
TB1-5
PRESSURE SW. 2
RIGHT TOWER
TB1-6
TB2-7
TB2-9
TB2-8
CONTROL BOARD
Electrical Schematic – Level 1 Controller
Y
41
G
42
Y
43
G
44
G
45
Y
46
Y
47
Y
48
G
49
Y
50
G
51
G
52
G
53
Y
54
Y
55
Y
56
G
57
G
58
G
59
G
60
G
61
G
62
G
63
G
64
G
65
G
66
G
67
G
68
G
69
70
71
72
73
J2-1
74
75
J2-3
76
77
J2-5
78
79
J2-7
80
REMOTE SW. CONNECTIONS = J2
Figure 7-2
— 26 —
SERVICE REMINDER 3 (PRE FILTERS)
LEFT INLET VALVE OPEN (SEE NOTE 6)
LEFT TOWER REGENERATING
LEFT PURGE VALVE OPEN
LEFT TOWER DRYING
PRESSURE SW. 1 (LEFT TOWER) CLOSED
SERVICE REMINDER 1 (PILOT AIR FILTER)
SERVICE REMINDER 2 (AFTER FILTERS)
RIGHT INLET VALVE OPEN (SEE NOTE 6)
RIGHT TOWER REGENERATING
RIGHT PURGE VALVE OPEN
RIGHT TOWER DRYING
POWER ON
MAIN SERVICE REMINDER
COMMON ALARM
PRESSURE SW. 2 (RIGHT TOWER) CLOSED
ENERGY SAVINGS 70%
ENERGY SAVINGS 60%
ENERGY SAVINGS 50%
ENERGY SAVINGS 40%
ENERGY SAVINGS 30%
ENERGY SAVINGS 20%
ENERGY SAVINGS 10%
ENERGY SAVINGS 0%
ISO CLASS 1 (-100°F/-70°C DEW POINT) CYCLE
ISO CLASS 2 (-40°F/-40°C DEW POINT) CYCLE
ISO CLASS 3 (-4°F/-20°C DEW POINT) CYCLE
ISO CLASS 4 (+37°F/+3°C DEW POINT) CYCLE
MANUAL CYCLE (TEST MODE)
MULTIPLEXED LED BUS
+5
ISO CLASS/MANUAL CYCLE
+5
J2-2
ENERGY SAVINGS %
+5
J2-4
POWER ON/OFF
+5
J2-6
ALARM RESET/MANUAL INCREMENT
J2-8
DISPLAY BOARD

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