VAT 642 Series - Page 73

Series 642 INSTALLATION
742280ED Edition 2017-11-24 73/
119
Setup function
Command Acknowledgement
Description
VALVE SPEED
Set
V:00aaaa V:
Get
i:68 i:680000aaaa
data length 6 characters starting with double zero for writing
8 characters starting with quadruple zero for reading
aaaa valve speed, 1 ... 1000 (1 = min. speed, 1000 = max. speed)
This command allows changing the actuating speed of the valve plate. Speed selection is
effective for pressure control and position control. Open valve and close valve are always
done with max. speed.
Remark: Refer to «Valve speed adjustment» for details.
RESET
Set
c:82aa c:82
data length 2 characters
aa 00 = reset service request bit from WARNINGS
01 = reset FATAL ERROR (restart control unit)
This function resets warnings and errors.
PRESSURE
CONTROLLER
Set
s:02Z00a
select pressure controller as active
pressure controller
s:02
Get
i:02Z00
get active pressure controller
i:02Z00a
This command selects the pressure controller mode.
a Pressure controller:
0 = Adaptive downstream
1 = Fixed 1 (downstream or upstream)
2 = Fixed 2 (downstream or upstream)
3 = Soft pump
Examples:
• To set the soft pump pressure controller as active pressure controller, send
s:02Z003
• If the answer of the command i:02Z00 is i:02Z002, the fixed 2 pressure
controller is active.