Dynisco UPR700, Installation And Operation Manual

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UPR700 Microprocessor-Based Pressure/Process Indicator 47
7. If the values CANNOT be made to correspond with the values in the Calibration Parameters
Summary Table, the instrument must be sent to Dynisco for repair or re-calibration.
9.3 RS-485 (O
PTIONAL
)
The UPR700 is available with an RS485 Digital communications port. The configuration parameters
for this option are found in the Group 3 parameters only if this option is included. The UPR700,
when equipped with this option, is compatible with Modbus and J-Bus protocols, the choice of
which is made in the Configuration/Setup menu.
9.3.1 S
ERIAL
C
OMMUNICATION
I
NTERFACE
A
DDRESS
This function is used to set the serial Communication Interface Address. To view or access this
function, press the
FUNC
key until nonE and GROUP show on the display. Press the
▲
key until 3
shows in the upper display. Press the
FUNC
key and the lower display changes to SC.ADR . The
upper display shows OFF . Press the
▼
or
▲
keys until the upper display changes to the appropriate
address, from 1 to 255. Press the FUNC key to store the value, and to view the next parameter. If
finished, press
RESET
to return to the operating screen.
9.3.2 P
ROTOCOL
T
YPE
This function is used to select the Protocol Type. To view or access this function, press the
FUNC
key until nonE and GROUP show on the display. Press the
▲
key until 3 shows in the upper display.
Press the
FUNC
key and the lower display changes to SC.BUS . The upper display shows nodbS .
Press the
▼
or
▲
keys until the upper display changes to the appropriate protocol, either Modbus
(nodbS)
or Jbus
(JbuS)
. Press the FUNC key to store the value, and to view the next parameter. If
finished, press
RESET
to return to the operating screen.
9.3.3 C
OMMUNICATION
T
YPE
This function is used to select the number and format of the serial bits used in communication. To
view or access this function, press the
FUNC
key until nonE and GROUP show on the display. Press
the
▲
key until 3 shows in the upper display. Press the
FUNC
key and the lower display changes to
SC.FRM . The upper display shows 8 . Press the
▼
or
▲
keys until the upper display changes to the
appropriate bit format, 8 bit without parity
(8)
, 8 bit with even parity
(8 E)
, or 8 bit with odd parity
(8 O) . Press the
FUNC
key to store the value, and to view the next parameter. If finished, press
RESET
to return to the operating screen.
9.3.4 C
OMMUNICATION
B
AUD
R
ATE
This function is used to select the Communication Baud Rate. To view or access this function, press
the
FUNC
key until nonE and GROUP show on the display. Press the
▲
key until 3 shows in the
upper display. Press the
FUNC
key and the lower display changes to SC.BDR . The upper display
shows
19200
. Press the
▼
or
▲
keys until the upper display changes to the appropriate Baud rate:
600, 1200, 2400, 4800, 9600, or 19200.