Rice Lake 920i Installation Manual V4.0 User Manual

Page 44

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38

920i

Installation Manual

PORTTYPE

232
485

Specifies whether Port 4 is used for RS-232 or RS-485 communications. If 485 is selected,
additional prompts are shown to specify half- or full-duplex operation and RS-485 address.

NOTE: RS-485 communications can be specified for Port 4, and for odd numbered
expansion ports 5 and higher.

STREAM

OFF
LFT
INDUST
4KEYS
KEYPAD
DISPLAY

Specifies what data, if any, is streamed from the port.

LFT streams data at the display rate specified by the DSPRATE parameter on the FEATURE
menu (see page 40).

INDUST streams data at the A/D update rate specified by the SMPRATE parameter on the
SCALES menu (see page 25).

4KEYS and KEYPAD stream keypad events to a receiving indicator. KEYPAD transmits all
keypad events; 4KEYS transmits keypresses of the ZERO, GROSS/NET, TARE, and UNITS
keys only.

DISPLAY streams the complete display image to the receiving indicator in local/remote
indicator configurations. See Section 10.5 on page 108 for more information.

NOTE: Streaming is not supported for RS-485 connections.

SOURCE

source_scale

If STREAM is set to a value other than OFF, SOURCE specifies the source scale for data
streamed from the port.

SFMT

format

Specifies the stream format used for the streamed data (SCALE or IND SC scale types). The
default format is the Consolidated Controls format (see Section 10.8 on page 115). See
Section 10.6 on page 109 for information about custom stream formatting.

TOKENS

PRIMAR
SECNDR
TERTIA
GROSS
INVALID
MOTION
ZERO
NET
OK
RANGE
TARE

If STREAM is set to LFT or INDUST, the TOKENS parameter can be used to replace tokens
used in the data stream from the indicator front panel. See Section 10.6 on page 109 for more
information about custom stream formatting.

Level 4 Submenus

RS-485 Port Information

DUPLEX

HALF
FULL

Specifies whether the RS-485 communications is half- or full-duplex.

ADDRESS

0
0–255

Specifies the decimal indicator address for RS-485 connections. RS-232 communications is
disabled if an address other than zero is specified for this parameter. RS-485 addresses must
be in the range 01–255.

SERIAL Menu

Parameter

Choices

Description

Table 3-6. Serial Menu Parameters (Continued)

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