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ER3000 PID 说明书
99.46.05-D
GB
ER 3000
Instruction
ER 3000
Contents
1. Function overview 4
1.1 Brief description 4
1.2 Field of application 4
1.3 Functional diagram 5
1.4. Sequential circuit 6
2. Operating and setting 8
2.1 Setting setpoint SP * in automatic mode 8
2.2 Opening / closing actuator in manual mode 8
2.3 Branch to parameterization -/ configuration level 9
2.4 Branch to second operating level (user - defined operating level) 10
2.5 Set parameters / configuration points 10
3. Parameterization -/ configuration level 11
3.1 Optimization 11
3.2 Proportional band Pb 13
3.2.1 Three - position controller 13
3.3 Integral action time tn 13
3.3.1 Two - position controller 13
3.4 Derivative action time td 13
3.5 Dead band db 13
3.6 Actuating time t.P 13
3.7 Alarm 14
3.8 Decimal point for LED displays 15
3.9 Scaling the process variable display PV 15
3.10 Setpoint limitation 15
3.11 Cascade controller 16
3.12 Physical unit of the setpoint shift input 16
3.13 Starting point of the setpoint shift St.P 16
3.14 Setpoint of the slave controlled variable SP.S 16
3.15 Effect of the setpoint shift 17
3.16 Display slave control circuit 17
3.17 Influence of SLP 17
3.18 Setpoint limitation LIM 18
3.19 Setpoint offset OFS 18
3.20 Process gain P.G 20
3.21 Input for process variable PV 20
3.22 Input for setpoint shift signal 20
3.23 Measured value filter for analogue inputs 20
3.24 Response to PV sensor failure 21
3.25 Interlocking the manual / automatic switchover 21
3.26 Direction of action of the controller 21
3.27 Second operating level 21
3.28 Access to the parameterization / configu
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