42
| INSTRUCTIONS FOR USE
OMD 202RS
SETTING
PROFI
6.
6.1.2c
SELECTION OF DATA PROTOCOL
6.1.2d
SELECTION OF REGISTERS
PROT.
R
CHANNE.
SERVIC.
OUTPUT.
CLEAR
EXT. IN.
CONFIG.
KEYS
INPUTS
SLAVE
DEF
REGIST.
COMMAN. .
ADDR..
BAUD
MOD. T.0
TIMEOU.
FORMAT
ORDER
MIN
MAX
MASTER
PROT.
Selection of data protocol
MASTER
Instrument solicits data from
subordinate system
- instrument controls data tansmission from
subordinate system
- “
COMMAN
” may be used for selection of
received data (for commands see data protocol)
- instrument asks 10 questions/s, if no response
arrives within 2 s the display shows “ - - - -
SLAVE
Passive Display - Slave
- passive display - slave is used where there
is communication of other isntruments
or a computer in the “
MASTER
” mode. If
“
COMMAND
” is correctly received, the
instrumetns will display the data.
COMMAN.
R
CHANNE.
SERVIC.
OUTPUT.
CLEAR
EXT. IN.
CONFIG.
KEYS
INPUTS
COM.03
DEF
REGIST.
PROT.
ADDR..
BAUD
MOD. T.0
TIMEOU.
FORMAT
ORDER
MIN
MAX
COM.04
COMMAN.
Selection of registers
- the item is accessible only after setting
MASTER
“ > „C
ONFIG/PROT.
“
COM.03
Reading setup (holding)
registers at address 4xxxx
COM.04
Reading input (input)
registers at address 3xxxx
Item will appear only in “
MASTER
” protocol
!