A Sierra Monitor Company
Driver Manual
(Supplement to the FieldServer Instruction
Manual)
FS-8700-36 Weigh-Tronix
APPLICABILITY & EFFECTIVITY
Effective for all systems manufactured after May 1, 2001
Instruction Manual Part Number FS-8700-36
Version: N/A
2/18/2004
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FS-8700-36 Weigh-Tronix
Driver Manual
1. Weigh-Tronix Description
The Weigh-Tronix driver allows the FieldServer to transfer data to and from devices
over either RS-232 or RS-485 using Weigh-Tronix protocol. The FieldServer emulates a
Client only.
The information that follows describes how to expand upon the factory defaults provided
in the configuration files included with the FieldServer.
Devices Supported
Manuf
Model
WI 125
WI 127
WI 130
Notes
Weigh-Tronix
Weigh-Tronix
Weigh-Tronix
*Other devices – contact FST
1.1 Hardware/Software
Supplied by FieldServer Technologies.
FieldServer
Technologies
PART #
DESCRIPTION
FS-8915-10
FS-8917-01
UTP cable (7 foot) for RS-232 use
RJ45 to DB25M connector adapter
Provided by user
PART #
DESCRIPTION
Weigh-Tronix Simposer Software
Cables for PC to scale to configure scale
FieldServer Technologies 1991 Tarob Court, Milpitas, California 95035 (408) 262-2299 fax: (408) 262-9042
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FS-8700-36 Weigh-Tronix
Driver Manual
2. FieldServer as a Weigh-Tronix Client
2.1 Hardware Connections
DB25M
Customer
Responsibility
Weigh-Tronix
TB6
XMT
1
2
REC
RTS
CTS
GND
+5V
3
4
5
6
TXA
TXB
RXA
RXB
7
8
9
10
P1 P2 P3 P4 P5 P6 P7 P8
RS232
R1 R2
RS485
N1 N2
FROM DB 25M
TO TB6
(Weigh-tronix)
10 Base T
ETHERNET
Pin 2
Pin 3
Pin 6
REC
XMT
GND
P1
P2
P3
P4
P5
P6
P7
P8
Rx Tx
R1
Rx Tx
R2
Rx Tx
Net
1
Net
2
Rx Tx Rx Tx Rx Tx Rx Tx Rx Tx Rx Tx Rx Tx
Tx Rx Con Tx Rx Con
2.1.1 Setting up the Scale
Setting up the scale requires installing and executing Weigh-Tronix Surposer software. This has
to be obtained from Weigh-Tronix and installed per their user manual.
The procedure below is just a summary of the steps required to configure the Scale and any
technical support regarding the scale should be obtained from Weigh-Tronix.
a.
b.
c.
Install Simposer
Start Weigh-Tronix Simposer
Editors/Configure/Serial Ports/end of message = 05
Serial port = 1
Baud = 9600
Parity = none
Data Bits = 8
Handshake = none
Mode = basic control
Connect computer to scale as instructed by Weigh-Tronix
Editors/Program
d.
e.
Enter the following program
sub com1_message
fmtprint (1)
end sub
getcom$(1)
end sub
Close editor
f.
Editors/print formats
FieldServer Technologies 1991 Tarob Court, Milpitas, California 95035 (408) 262-2299 fax: (408) 262-9042
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FS-8700-36 Weigh-Tronix
Driver Manual
G {gross} lb \r\n
T {tare} lb \r\n\
N {net} lb \r\n
Select Print Format = 1
Select Port = 1
f.
Close editor
g.
h.
Save configuration
Download Com 1 or Com 2
Wait for double beep
Wait for single beep
i.
j.
Exit WI-130 config
Attach Model FieldServer FieldServer per dwg etc.
2.1.2 Configuration File Structure
Note that * indicates an optional parameter, with the bold legal value being the default.
2.1.2.1 Data Arrays
Section Title
Data_Arrays
Column Title
Data_Array_Name
Function
Provide name for Data Array
Legal Values
Up to 15 alphanumeric
characters
Data_Format
Data_Array_Length
Provides data format
Number of Data Objects
INT16, INT32, BIT, FLOAT
1-10,000
Example
// Data Arrays
Data_Arrays
Data_Array_Name,
DA_AI,
Data_Format, Data_Array_Length
Float, 100
FieldServer Technologies 1991 Tarob Court, Milpitas, California 95035 (408) 262-2299 fax: (408) 262-9042
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FS-8700-36 Weigh-Tronix
Driver Manual
Client Side Connections
Section Title
Connections
Column Title
Port
Function
Legal Values
Specify which port the device P1-P8, R1-R2
is connected to the
FieldServer
Baud *
Parity *
Data_Bits
Specify baud rate
Specify parity
Specify data bits
300-9600-38400
Even, Odd, None
7, 8
Stop_Bits
Handshaking
Specify hardware
handshaking
RTS, RTS/CTS, None
Timeout
Specify Timeout defaults
must not be used
Weigh-Tronix 10.05
Example
// Client Side Connections
Connections
Port,
p8,
Baud,
9600,
Timeout
10.0s
2.1.2.2 Client Side Nodes
Section Title
Nodes
Column Title
Node_Name
Function
Provide name for node
Legal Values
Up to 32 alphanumeric
characters
Protocol
Timeout
Specify protocol used
Specify Timeout defaults
must not be used
Weigh-Tronix
Weigh-Tronix 10.05
Example
// Client Side Nodes
Nodes
Node_Name,
Scale1,
Protocol,
Weigh-Tronix,
Port
P8
FieldServer Technologies 1991 Tarob Court, Milpitas, California 95035 (408) 262-2299 fax: (408) 262-9042
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Driver Manual
2.1.2.3 Client Side Map Descriptors
Section Title
Map_Descriptors
Column Title
Function
Legal Values
Map_Descriptor_Name Name of this Map Descriptor
Up to 32 alphanumeric
characters
Data_Array_Name
Name of Data Array where
data is to be stored in the
FieldServer
One of the Data Array names
from “Data Array” section above
Data_Array_Offset
Function
Starting location in Data Array 0 to maximum specified in “Data
Array” section above
Function of Client Map
Descriptor
RDBC, WRBC, WRBX
Node_Name
Name of Node to fetch data
from
One of the node names
specified in “Client Node
Descriptor” above
Address
Starting address of read block 0
Length
Length of data array
3
Data_Array_Low_Scal
e*
Scaling zero in Data Array
-32767 to 32767, default 0
Data_Array_High_Scal Scaling max in Data Array
e*
-32767 to 32767, default 100
Node_Low_Scale*
Scaling zero in Connected
Node
Scaling max in Connected
Node
-32767 to 32767, default 0
-32767 to 32767, default 100
Node_High_Scale*
Example
// Client Side Map Descriptors
Map_Descriptor
Map_Descriptor_Name, Data_Array_Name, Data_Array_Location, Function, Node_Name, Address, Length
wtio_MAP, DA_AI, 0, RDBC, Scale1, 0, 3,
FieldServer Technologies 1991 Tarob Court, Milpitas, California 95035 (408) 262-2299 fax: (408) 262-9042
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FS-8700-36 Weigh-Tronix
3. Revision History
Driver Manual
Date
Driver
Document Comment
Version Revision
04/22/02 1.00d
2/18/04 1.00d
1
2
Revision history added
Releasing
FieldServer Technologies 1991 Tarob Court, Milpitas, California 95035 (408) 262-2299 fax: (408) 262-9042
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