YOKOGAWA YPP6060, Instruction Manual, Page: 72 / 104

Model YPP6060 Dual-Input Process Meter Instruction Manual
72
Modbus RTU Serial Communications (
serial
)
The meter is equipped with serial communications capability as a
standard feature using Modbus RTU Serial Communication Protocol.
To communicate with a computer or other data terminal equipment, an
RS-232 or RS-485 adapter option is required; see
Ordering Information
on page 7 for details.
Warning!
Do not connect any equipment other than Yokogawa
Corporation of America’s expansion modules, cables, or
meters to the RJ45 M-LINK connector. Otherwise damage
will occur to the equipment and the meter.
Note: More detailed instructions are provided with each optional serial
communications adapter.
Note: Refer to the PRO PLUS Modbus Register Tables located at
www.yokogawa-usa.com for details.
baud
Serial
SlavId
Serial
tr dly
Serial
serial
t-byt
Serial
Parity
Serial
When using more than one meter in a multi-drop mode, each meter
must be provided with its own unique address. The meter address
(Slave ID) may be programmed between 1 and 247. The transmit delay
may be set between 0 and 199 ms. The parity can be set to even, odd,
or none with 1 or 2 stop bits.
The meter can also be connected to similar meter with a special
YPPA1200 cable, allowing the user to copy all the settings from one
meter to another, using the
Copy function.
Select Menu (
SElect
)
The Select menu is used to select the signal input conditioning function
applied to the inputs (linear, square root, programmable exponent, or
round horizontal tank), math function for A & B, constants, low-flow
cutoff, and analog output programming. The multi-point linearization is
part of the linear function selection.