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14063434.02 10/2019 EN/DE
WIKA operating instructions transmitter, models GDT-20, GDHT-20
EN
6. Commissioning, operation
6.4.2.1 Factory setting
The COM port allocated at the PC has to be set for the access to the transmitter. Upon
delivery, the address is set to 247 and the baud rate is configured with 19200.
With these settings, the transmitters can be read via the button “download from device”.
Configuration
■
Tag number: WIKA
■
Address: 247
■
Baud rate: 19,200
■
Parity: none
■
Termination: Off
■
Gas mixture SF
6
[%]: 100 %
■
Gas mixture partner: N2
6.4.2.2 Writing new parameters
Take note of the new communication parameters before writing them, as the parameters will
be required again for a new access to the transmitter.
Write the new values in the right fields (below the button “upload to device”).
Designation
Valid values
Tag number (name of instrument)
16 characters in ASCII code
Address
1 ... 247
Baud rate
1,200 ... 115,200
Parity
None, Even
