DC5xD MK3 GENSET CONTROLLER USER MANUAL
11
41 +5V Output
Connect the power supply of the oil
pressure sensor with the output voltage
signal, with a maximum of 50mA.
1.0mm
2
F1 RS485 B
A 120 Ω shielded wire and good grounding
are recommended.
1.0mm
2
F2 RS485 A
1.0mm
2
F3 RS485 SCR
1.0mm
2
DC50D MK3 3-phase 4-wire Typical Wiring Diagram
G
P1
P2
S1S2
P1
P2
S1S2
P1
P2
S1S2
U
V
W
N2
CTs MUST BE 5 AMP SECONDARY
FR
O
M
G
EN
ER
AT
O
R
TO LOAD SWITCHING DEVICE
FUSE 2A
21
20
14
18
17
5
4
3
2
1
19
+V
E
29
W
28
27
V
U
25
CT2
30
N2
MODEL: DC50D MK3
INPUTS
BATTERY NEGATIVE MUST BE GROUNDED
24
23
11
CT1
CT3 CTN
15 16
M
PU
33
T
32
31
S
R
34
N1
F2 F3
F1
R
S4
85
S
C
R
R
S4
85
(B
-)
D+
12
26
R
S4
85
(A
+)
RS485
10
22
6 7
13
38 39
DEBUG
USB
M.BA
M.D+
M.EM
8 9
40
(D
C
16
A)
(D
C
16
A)
(DC5A)
(DC8-36V)
(DC0.5A)
(AC0-300V)
(AC0-6A)
(DC5A)
GEN CURRENT
GEN VOLTS
AU
X.
O
U
TP
U
T
1
AU
X.
O
U
TP
U
T
2
BA
TT
ER
Y
FU
SE
1
0
AM
PS
FU
SE
2
0
AM
PS
EM
ER
G
EN
C
Y
ST
O
P
SW
IT
C
H
ALT
C
R
AN
K
R
EM
O
TE
S
TA
R
T
LO
W
O
IL
P
R
ES
SU
R
E
AL
AR
M
H
IG
H
C
O
O
LA
N
T
TE
M
P
AL
AR
M
LO
W
C
O
O
LA
N
T
LE
VE
L
AL
AR
M
LO
W
F
U
EL
L
EV
EL
W
AR
N
IN
G
1.No. 40/E2 common sensor lines must be
securely attached to the vicinity of the sensor body.
2.To ensure reliable operation of the module and
the measuring accuracy, power lines as much as
possible and do not share power cable crude and
other devices.
REMARK:
FU
EL
AC
0.5-70Vpp
0-8KHz
AU
X
IN
PU
T
1
AU
X
IN
PU
T
2
AU
X
IN
PU
T
3
AU
X
IN
PU
T
4
AU
X
IN
PU
T
5
C
O
O
LA
N
T
TE
M
P
O
IL
P
R
ES
SU
R
E
FU
EL
L
EV
EL
SE
N
D
ER
C
O
M
M
O
N
41
+5
VD
C
O
U
TP
U
T
M
AX
5
0m
A
(AC5A)
AUX.OUTPUT 3
(AC5A)
(AC0-300V)
MAIN VOLTS
AUX.OUTPUT 4
Note: Please don’t move battery during running status or it may cause the
controller broken!
WARNING: When generator is on-load, C. T. secondary must not be open
circuit, Otherwise, the high voltage generated will pose a danger to personal safety.
