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