YOKOGAWA UT130 - Page 59

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5-11
TI 05C01E02-01E 1st Edition : Oct. 31, 2001-00
•
The details of UT100 Series
communication functions need to be the
same as those of the communication
functions of the host devices to be
connected.
•
Parameters to be Set for Communication Functions
Parameter Name
MODBUS
communication
3: ASCII mode
4: RTU mode
2: Ladder
Protocol selection PSL
0: without sum check
1: with sum check
PC link
communication
0
Symbol
Setting Range
Default
Baud rate BPS 0: 2400, 1: 4800, 2: 9600
Parity
PRI
0: NONE
1: EVEN
2: ODD
Stop bit STP 1, 2
Data length
DLN
7, 8 (*1)
Address
ADR
1 to 99
Ladder communication
2: 9600
1: EVN
1
8
1
*1: When "2: Ladder" is selected, it is fixed to "8".
When "3: ASCII mode" is selected for MODBUS communication in protocol selection, the data
length is fixed to "7".
When "4: RTU mode" is selected, it is fixed to "8".
B(+)
A(—)
Shield
RSB (+)
RSA (—)
RSB (+)
RSA (—)
UT130/UT150 UT130/UT150
PC, or PLC
Grounding resistance of
no greater than 100Ω
Grounding resistance of
no greater than 100Ω
Terminating
resistor
220Ω
1/4 W
Terminating
resistor
220Ω
1/4 W
• For UT130/UT150 connection
3
4
5
3
4
5
SG SGSG
B(+)
A(—)
Shield
RSB (+)
RSA (—)
RSB (+)
RSA (—)
UT152/UT155 UT152/UT155
PC, or PLC
Grounding resistance of
no greater than 100Ω
Grounding resistance of
no greater than 100Ω
Terminating
resistor
220Ω
1/4 W
Terminating
resistor
220Ω
1/4 W
• For UT152/UT155 connection
26
27
28
26
27
28
SG SGSG
•
Wiring for Communication