USER MANUAL – Z-DAQ-PID
11
Proportional action strengths
Proportional action weaknesses
Rise time decreases
Ringing and overshoot increases
Steady-state error decreases
If Ti decreases
Integral action strengths
Integral action weaknesses
Steady-state error is equal to zero
(if input is a constant value)
Rise time increases
Settling time increases
If Td increases
Derivative action strengths
Derivative action weaknesses
Settling time decreases
Noise is amplified
5. Setup
Input setting
To set Z-DAQ-PID input characteristics, configure the following registers:
Description of register
Option/Meaning
Address
Input type
V, mA, %, °C,
, mV
(see RS485 register table)
40003
Cold-junction
compensation (if TC-type
input)
0=deactivated
1=activated
40005.8
Input start scale
Value in [V, mA, %, °C,
, mV]
40008 (MSW)
40009 (LSW)
Input end scale
Value in [V, mA, %, °C,
, mV]
40010 (MSW)
40011 (LSW)
