Sterlco SDAP 90-225 CFM Series Drying and Conveying Systems User Manual
Page 42
Page 42
SDAP Series PD 2 to PD 4 Drying and Conveying Systems
Figure 15
Typical PD2-4 Electrical Schematic, Drawing 1
12
10
12
POINT
& CABLE
SENSOR
4
4
4
DPCB
CABLE (22GA, 2COND)
4
4
BLK
WHT
DEW
4
SHIELDED
-
+
-
13
7
+
4
12
6
9
11
2CNTL
-
+
7
6
4
4
18 GA RED
4
4
4
+
+
11
2
4
(NPN)
7
1CNTL
-
6
5
-
1
2
14
15
"LEFT BED IN REGEN"
BOARD & SENSOR
DEW POINT CONTROL
BED SHIFT SOLENOID
2
2
2
7-DAY TIMER (OPTIONAL)
HIGH TEMP PROCESS AIR
"HIGH TEMP PROCESS AIR"
AUDIBLE ALARM (OPTIONAL)
TO PLC INPUT I/4
TO PLC INPUT I/8
11
5
10
9
(LINE 166)
(LINE 174)
"HIGH DEW POINT"
2
CONTROLLER
DEW POINT DISPLAY/
2
SWITCH INPUT
DEW POINT BED
PLC INPUT
TO PLC INPUT I/7 (LINE 172)
TO PLC INPUT I/1 (LINE 158)
18GA BLUE
9
3
5
8
24VDC
5
SOLID STATE
PROCESS TEMPERATURE
CONTROLLER
2
2
RELAY
PLC INPUT
LOW AIR PLC INPUT
BLOWER ENABLE
"LOW COMPRESSED AIR"
2
2
BRANCH FUSING
(OPTIONAL)
BLACK POWER WIRE
SEE ENCL. LAYOUT
FOR GAUGE SIZE
4
ON/OFF
3
SYSTEM
1L3
1L1
1
120VAC
8L3
2
8L1
1L3
1L2
1L1
1L1
1L2
1L3
1L3
1L2
1L1
1L3
1DBLK
GROUND
EARTH
LUG
GRD
1DISC
L3
L2
L1
1L3
1L2
1L1
1L3
1L2
1L1
1L2
1L1
1L3
1L2
1L1
PROCESS
HEATER
DRYING
HOPPER
CONVEY
BLOWER
(OPTIONAL)
RIGHT BED
REGENERATION
HEATER
LEFT BED
REGENERATION
HEATER
18 GA WHITE
18 GA GRN/YEL
2
2
MACHINE
LOADER
CONVEY
BLOWER
REGENERATION
BLOWER
PROCESS
BLOWER
PANEL
GROUND
1FU
2L1
2L2
2L3
1M
10L
1T1
1T2
1T3
1MTR
2FU
3L1
2L2
2L3
2M
20L
2T1
2T2
2T3
2MTR
3FU
4L1
4L2
4L3
3M
30L
3T1
3T2
3T3
3MTR
4FU
5L1
5L2
5L3
4M
40L
4T1
4T2
4T3
4MTR
5FU
6L1
6L2
6L3
1C
1H1
1H2
1H3
1HTR
2C
2H1
2H2
2H3
2HTR
6FU
3C
7L1
7L2
7L3
3H1
3H2
3H3
3HTR
7F
U
G
1PS
1SSR
1TMR
8FU
1RS-LT
7F
U
1T
GRD
1LT
R
[+] YEL
[-] RED
TC
TYP
E
K
2LT
R
3LT
A
4LT
G
1SOL
1CR
1CR