47
DB Series Nitrogen Generator DB5-20 Model
11. Electrical Schematic
POWER
RS232
DC-
DC+
2080-REMLCD
TX
RX
G
HMI
FE101
AIA101
PR101
SS1
ON/OFF
11
11
12
11
11
11
12
12
12
12
12
12
14
15
13
21
22
23
1.5A TIME DELAY
1
L
N
G
L
N
DC 24V
+
-
2 1
12 11
120V
PS1
17
CM0
O-00
CM1
O-01
CM2
O-02
CM3
O-03
+DC24
-DC24
-DC24
N.C.
O-04
O-05
O-06
VO-0
1
4
6
8
7
11
12
2
2
2
EQUALIZATION
RELAY 1
RELAY 2
5
+DC10
-DC24
I-00
I-01
I-02
I-03
I-04
I-05
I-06
I-07
COM0
I-08
I-09
I-10
I-11
N.C.
PCV101
D+
D-
G
RX
TX
G
COMM
PORT
21
22
23
1
2
ETHERNET
PORT
16
14
13
17
12
1
3
9
16
15
16
+
-
+
-
OPTIONAL
4-20mA OUTPUT
15
16
TO OPTIONAL
4-20mA ISOLATOR
*REMOVE JUMPER
FOR 4-20MA OUTPUT
OPTION
*
17
18
IN
OUT
RT FEED
LT FEED
LT DESORB
RT DESORB
RED
BLK
WHI
WHI
BLU
BRN
24V
TO USER
4-20mA LOOP
WHI
GRN
BLU
RED
RED
BLK
WHT
RED
RED
BLK
BLK
WHT
WHT
SPV101
SPV102
SPV103
120V
13
BLU
BLU
BLU
BLK
BLK
RED
BLK
WHI
BLK
WHI
BLU
BLU
RED
BLK
WHT
2
L
Notes:
1. MODELS DB-5 thru DB-20 -
RECEPTACLE FOR INCOMING POWER
2. MODELS DB-30 thru DB80 -WIRE
INCOMING POWER TO TERMINAL
INSIDE CONTROL BOX
115 VAC
60HZ
F1
MODEL DB-5-PCT thru DB-80-PCT
MODEL DB-5-PPM thru DB-80- PPM
DB-5 THRU
DB-20 ONLY
POWER
RECEPTACLE
VI-0
CI-0
COM
VI-1
CI-1
COM
COM
COM
VI-2
CI-2
VI-3
CI-3
ANALOG MODULE
POWER
EQUALIZATION
RT FEED
STANDBY
PRESSURE
10m
ON/OFF SWITCH
LT FEED
4s
40s
FLOW
LT DESORB
RT DESORB
14
1211 1211
15 16
G
1
2
2G
TB1
TB2
1211
13
*
F1
L
2000MDB-A
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