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Wr sets the instrument information output, Wi sets the relay operations, Wf sets the modbus connection limitation – Yokogawa Removable Chassis DX1000N User Manual

Page 175

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3-58

IM 04L41B01-17E

of channels 003 to 006 in registers 40003 to
40006 in the slave device at address 7.
YM3,W,003,006,7,40003,INT16

To set a command that writes to computation

channels

Syntax

YM p1,p2,p3,p4,p5,p6,p7
p1 Registration number (1 to 16)
p2 Command type (W-M)
p3 First channel (computation channel number)
p4 Last channel (computation channel number)
p5 Slave device address (1 to 247)
p6 First register number (40001 to 49999,

400001 to 465535)

p7 Type of data assigned to the registers

(INT16, UINT16, INT32_B, INT32_L,
FLOAT_B,FLOAT_L)

To set a command for communication input

channel data exchange

p1 Registration number (1 to 16)
p2 Command type (E-M)
p3 First channel (communication input data

number)

p4 Last channel (communication input data

number)

p4 can only be set to the same value as
p3. (Only one register can be loaded per
command.)

p5 Address of the slave device (1 to 247).
p6 First register number (40001 to 49999,

400001 to 465536)

p7 Register data type (INT16, UINT16,

INT32_B, INT32_L, UINT32_B, UINT32_L,
FLOAT_B, FLOAT_L)

Query

YM[p1]?

Example Register the following command in command

registration number 2: Write the computed 16-bit
signed integer data of channels 101 to 105 to the
first register 40003 in the slave device at address
5.
YM2,W-M,101,105,5,40003,INT16

Description • You can use this command on models with the

/C2 or /C3 serial interface option.

• You can use this command when the serial

interface protocol is set to “Master.” For
information about the serial interface settings,
see section 2.3.

• Set p3 to a value that is less than or equal to

p4.

• The number of registers that are read from

or written to is determined by the values that
you set for p3, p4, and p7. An error occurs if
the specified number of registers exceeds the
number of registers that actually follow the first
register (p6).

WR

Sets the instrument information

output

Syntax

WR p1,p2,p3,p4,p5
p1 Memory and media status (OFF, ON)
p2 Self diagnosis (OFF, ON)
p3 Communication errors (OFF, ON)
p4 Memory stop (OFF, ON)
p5 Alarms (OFF, ON)

Query

WR?

Example Set the DX to transmit various types of

information.
WRON,ON,ON,ON,ON

WI

Sets the relay operations

On DXs without the /AS1 Advanced Security

Option

Syntax

WI p1,p2
p1 FAIL relay (Fail, Status)
p2 Status relay (Fail, Status)

Fail

FAIL

Status Instrument information

Query

WI?

Example

Output FAIL to the FAIL relay and the

instrument information to the status relay.
WIFail,Status

Description This command is valid on models with the /F1 or

/F2 option.

On DXs with the /AS1 Advanced Security Option

Syntax

WI p1,p2
p1 FAIL relay (Fail, Status, MemorySample,

UserLocked, Login)

p2 Status relay (Fail, Status, MemorySample,

UserLocked, Login)
Fail

FAIL

Status

Instrument

information

MemorySsmple

Memory sampling

UserLocked

Invalid user

Login

Login

Query

WI?

Example

Output FAIL to the FAIL relay and login

information to the status relay.
WIFail,Login

Description This command is valid on models with the /F1 or

/F2 option.

WF

Sets the Modbus connection

limitation

Syntax

WF p1
p1 Modbus connection limitation (USE, NOT)

Query

WF?

Example Place limitations on Modbus connections.

WFUSE

3.6 Basic Setting Commands

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