INSTALLATION  Series 
 
74/129
Edition 2019-05-03  963283EA
 
Inquiry function 
Command  Acknowledgement 
FIRMWARE 
NUMBER 
aaaaaa 
data length   20 characters 
aaaaaa  Firmware number e.g. 700989 
This function returns the VAT Firmware number.
 
 
4.11.4  Setup commands 
Setup function 
Command  Acknowledgement 
Description 
ACCESS MODE 
Set 
c:01aa  c:01 
data length:  2 characters 
aa   00 = local operation (service port) 
    01 = remote operation, change to local enabled 
    02 = locked remote operation, change to local not possible via service port 
 
This function selects the access authorization to the valve. To read access mode use 
inquiry command DEVICE STATUS. 
Remark: If ACCESS MODE is local operation and communication to service port is 
interrupted the valve will automatically change to remote operation. 
VALVE 
CONFIGURATION 
Set 
s:04abcdefgh  s:04 
Get 
i:04  i:04abcdefgh