VAT 653 AQ Series, Инструкции по установке, эксплуатации и обслуживанию

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INSTALLATION Series 65
72/110 Edition 2019-06-05 982156EB
4.9.10 S-Single Stage Controller Object (Class ID 51)
Models a closed-loop control system within a device
Command
Service Code Class ID Instance ID Attribute ID
Service
data length
(number of bytes)
Service
data field
Description
SETPOINT TYPE
(Single Stage Controller Instance)
Set 16
51 0 8 1 X
Get 14
X: 0 instance 1 - pressure control
1 Instance 2 - position control
Defines the active instance of the single stage controller
CONTROL MODE
Set 16
51
1 pressure
2 position
5 1 X
Get 14
X: 0 control
1 close
2 open
3 hold (stops the valve at the current position)
4 safe state (valve will close)
CONTROL
SETPOINT
Set 16
51
1 pressure
2 position
6
2 integer
4 float
X
Get 14
X: Instance 1 pressure
Target pressure, nominal pressure range is 0 … 10’000 (sensor full scale)
But it may be scaled, refer also to command GAIN for details.
X:
Instance 2 position
Target position, nominal position range is 0 (closed) … 10’000 (open)
But it may be scaled, refer also to command GAIN for details.
VALVE SPEED
Set 16
51 2 101 2 integer X
Get 14
X: valve speed, 1 … 1000 (1 = min. speed, 1000 = max. speed),
This command selects/returns the actuating speed for the valve plate.
Speed selection is effective for pressure control and position control.
Open valve and close valve are always done with max. speed.
Note: Refer to «Valve speed adjustment» for details.
ADAPTIVE
CONTROL
GAIN FACTOR
Set 16
51 1 105 1 X
Get 14
X: 0 = 0.10, 1 = 0.13, 2 = 0.18, 3 = 0.23, 4 = 0.32, 5 = 0.42, 6 = 0.56
7 = 0.75, 8 = 1.00, 9 = 1.33, 10 = 1.78, 11 = 2.37, 12 = 3.16, 13 = 4.22
14 = 5.62, 15 = 7.50, 16 = 0.0001, 17 = 0.0003, 18 = 0.001, 19 = 0.003,
20 = 0.01, 21 = 0.02, 22 = 0.05
Note: Refer to «Gain factor adjustment» for details.