Burkert Type 8717 - Manual (Page 14)

14
Serial Communication
command number
command name 0x03
readcurrentandfourDynamicvariables
request
Command
0x03
Byte count 0
data -
response
Command
0x03
Byte count 26
Status 2 bytes, device status
data 24 bytes
0 – 3
current (mA) (float) 1)
4 PV units code
5 – 8 primary variable (float) 1)
9 SV units code
10 – 13 secondary variable (float) 1)
14 TV units code
15 – 18 third variable (float) 1)
19 FV units code
20 – 23 fourth variable (float) 1)
Description
HART-Universal Command 3.
New variable assignment as of firmware version A.00.28.09:
current Actual flow scaled to 4 – 20 mA
PV Unit %
PV
Actual flow X (±)
SV Unit %
SV
Set-point value flow W
TV Unit %
TV
Positioning set-point value y 2 (valve duty cycle)
FV Unit sec
FV
device sampling time,
since power-on or SyncTA command
1) First byte transferred: MSB
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MFC Family