Page 3 (44)
Content
Document information.........................................................................5
Introduction ..........................................................................................6
A
BOUT THIS MANUAL
.......................................................................................................................6
A
BOUT THE
DCU
305
R3
AND
DCU
305
R3
LT ...............................................................................6
C
LASSIFIED SYSTEM
.......................................................................................................................7
S
YSTEM
O
VERVIEW
........................................................................................................................8
C
ONFIGURATION OVERVIEW
.............................................................................................................9
T
ECHNICAL
S
PECIFICATIONS
............................................................................................................9
Cable connection ...............................................................................11
I
N GENERAL
.................................................................................................................................11
G
ROUNDING
................................................................................................................................11
C
ONNECTION ORDER
....................................................................................................................11
P
OWER SUPPLY
...........................................................................................................................13
S
TART
-
AND
S
TOP
R
ELAY
O
UTPUTS
...............................................................................................13
P
ICKUP SENSORS
.........................................................................................................................14
S
WITCH
I
NPUT
C
HANNELS
.............................................................................................................14
A
NALOGUE
I
NPUT
C
HANNELS
........................................................................................................16
J1939
CAN
CONNECTIONS
...........................................................................................................18
M
ISCELLANEOUS CONNECTIONS
.....................................................................................................20
T
HE AUTOMATIC FUSES ON THE
RK-66
MODULE
..............................................................................21
B
ACKUP SYSTEM CONFIGURATION
..................................................................................................22
B
UILT
-
IN
A
LARMS
.........................................................................................................................24
A
DJUSTING THE
LCD
SCREEN
.......................................................................................................25
O
VERSPEED TEST
........................................................................................................................26
Optional expansion modules ............................................................27
R
ELAY UNIT
MK-14 ......................................................................................................................27
A
NALOGUE UNIT
AK-6 ..................................................................................................................30
Communication ..................................................................................32
P
ROTOCOL AND PIN
-
CONFIGURATION
..............................................................................................32
M
ULTIDROP COMMUNICATION
........................................................................................................33
R
ETRIEVE THE LOG TO A
PC..........................................................................................................34
Schematic Drawings ..........................................................................35