DD2050
1-2
1. GENERAL............................................................... 4
1.3
SYMBOLS ................................................................................ 6
1.4
DESCRIPTION
OF
THE
TERMINAL ........................................ 7
1.5
TECHNICAL
CHARACTERISTICS
OF
THE
TERMINAL ......... 8
1.6
DIMENSIONS
AND
WEIGHT ................................................. 10
1.7
DISPOSAL ............................................................................. 12
1.8
TECHNICAL
ASSISTANCE ................................................... 13
1.9
SPARE
PART
LIST ................................................................ 13
1.10
WARRANTY ......................................................................... 13
2. SAFETY INSTRUCTIONS .................................... 14
2.1
PROHIBITED
USES ............................................................... 14
2.2
REGULATIONS ..................................................................... 14
2.3
PRESCRIPTIONS
OF
USE .................................................... 14
3. INSTALLATION .................................................... 16
3.1
CONNECTION
OF
THE
TERMINAL
TO
THE
ELECTRICAL
SUPPLY
LINE .............................................................................. 19
3.1
CONNECTION
OF
THE
TERMINAL
TO
THE
ELECTRICAL
SUPPLY
LINE .............................................................................. 19
3.1.1 Earth connection ............................................................................................................... 19
3.1.2 Connection to main ........................................................................................................... 20
3.2
C
ONNECTION TO SCALE
............................................................ 22
3.2.2 Scale connection. Analogue load cells .............................................................................. 23
3.2.3 Scale connection: digital load cells .................................................................................. 24
3.3
SERIAL
OUTPUTS ................................................................ 25
3.4
COM1
CONNECTION ........................................................... 26
3.5
COM2
CONNECTION ............................................................ 27
3.5.1 RS232 CONNECTION ...................................................................................................... 27
3.6
CONNECTION
OF
COM3
SERIAL
OUTPUT ....................
28
3.6.1 RS422 CONNECTION .................................................................................................... 28
3.7
CONNECTION
TO
AN
EXTERNAL
KEYBOARD ................ 29
3.8
INPUT/OUTPUT
CONNECTION ......................................... 29
3.8
INPUT/OUTPUT .................................................................... 29
Input connection ......................................................................................................................... 30
Output connection ...................................................................................................................... 31
3.9
OPTIONAL
SERIAL
OUTPUT ............................................... 32
COM5 serial connection ........................................................................................................... 32
COM4 serial connection ............................................................................................................ 33
RS485 connection on DSUB9 connector ................................................................................. 33
