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WIKA operating instructions premium pressure transducer, model CPT9000
0020504001G 10/2019 EN
EN
Operation
6.1.2 CPT9000 Commands and Queries
Commands with complex outputs are explained In tables following the command set.
The following convention is used for the following command set tables:
n – 1 placeholder for digits and decimal point
C – 1 character placeholder for alpha character A-Z
<cr> - carriage return – ASCII 13
<lf> - line feed – ASCII 10
± - 1 place holder for a + or – sign, or blank which i
¬<sp> - 1 place holder for a space
X – address placeholder or ‘*’ for universal queries to be sent to all instruments
Y(1,2,3…) – strings as defined in description
<yy,mm,dd> - Last two digits of year, month, day.
All commands, queries, and responses will be terminated with a <cr><lf>.
All commands that are password protected are designated with “(Password Protected)” in the Query column below.
Global Commands
Query
Command
Data
Description
ADDRESS?
ADDRESS<sp><C> (RS-485 only)
C
Transducer address 0-9,
A-Z
*IDN?/ID?
N/A
Manu,Model,SN,SW Version
Manufacturer, Model,
SN, SW Version
N/A
SAVE
Saves Data to EEPROM
TYPE?
N/A
C
Pressure type - 1 char
FILTER?
FILTER<sp><n>
n
Filter percentage 1 to 99
WINDOW?
WINDOW<sp><nn>
n
Set 0 ... 99 to correspond
to a filter window of
0 ... 0.099%FS
STRING1?
STRING1<sp><CCCCCCCCCCCCCCCC> CCCCCCCCCCCCCCCC
Storage string 1 - 16
char
STRING2?
STRING2<sp><CCCCCCCCCCCCCCCC> CCCCCCCCCCCCCCCC
Storage string 1 - 16
char
BAUD?
BAUD<sp><n>
n
Baud Rate - 9600,
19200, 57600, 115200
ERR?
N/A
n
Returns top error code
on 11 deep LIFO stack
N/A
CERR
Clears Error stack
N/A
DEFAULT
Defaults parameters per
Table 6.1.2.2
CMD_SET?
CMD_SET<sp><n>
Selects command set
per Table 6.1.2.3 (This
command is included in
all command sets.)
ROOT?
N/A
+n.nnn
Square root pressure
output