Sartorius WZA N Series - Data Interface and PC Control

22
Configuration Operation
(Setup)
Purpose
The weigh cells are equipped with
an interface port for connection to a
computer or other peripheral device.
PC
You can connect a computer to change,
start and/or monitor functions and
application programs.
Features
Type of interface: Serial interface
Interface operating mode: Full duplex
Level: RS-232
Transmission rate:
600, 1200, 2400, 4800, 9600, 19,200
and 38,400 baud
Parity: Odd, even, none
Number of data bits: 7 or 8 bits
Character transmission:
Start bit, 7-bit ASCII, parity, 1 or 2 stop
bits
Handshake:
For 2-wire interface:
Software (XON/XOFF) or none
For 4-wire interface:
Hardware (CTS/DTR) or none
Data output of balance:
16 or 22 characters
Factory Setting of the Parameters
Transmission rate:
1200 baud (Code 1. 5. 1. 4)
Parity: odd Odd (1. 5. 2. 3)
Stop bits: 1 Stopbit (1. 5. 3. 1)
Handshake:
Handsk. Hardware handshake (1. 5. 4.
2)
Communication mode: sbi (1. 5. 6. 1)
Printing: man.with Manual after
stability (1. 6. 1. 2)
Preparation
See “Pin Assignments” and
“Pin Assignment Chart”
Output Format with 16 Characters (Compatibility with Current Weigh Cells)
Display segments that are not activated are output as spaces.
The type of character that can be output depends on the character’s position:
Position 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
+ A A A A A A A * E E E CR LF
or – . . . . . . . * * *
or * * * * * * * * *
*: Spaces CR: Carriage return
A: Displayed characters LF: Line feed
E: Unit symbol . : Decimal point
Special Codes
Position 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
* * * * * * * * * * * * * * CR LF
or H i g h
or L o w
or C a l . E x t .
*: Spaces High: Overload
Cal. Ext. Calibration, external Low: Underload
Error message
Position 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
E r r * # # # * * * * CR LF
A P P . E R R
1)
* * * * CR LF
D I S . E R R
1)
* * * * CR LF
P R T . E R R
1)
* * * * CR LF
*: Spaces # # #: Error code number
1
) For cause and solution, please refer to the “Troubleshooting Guide”