Motor minimum step
Motor travel time
8 TECHNICAL SPECIFICATIONS
8 - Technical Specifications
Features
at 25 °C env. temp.
Description
Total
configurability
Operating
modes
Control mode
PV input
(see table 1
page 18 for the
signal ranges)
The choices are: input type, operating mode, type of control, safety strategies, alarm strategies
PID control
1 loop with single/double output
Accuracy
0.25% ± 1 digits for temperature sensors
0.1% ± 1 digits (for mV and mA)
1 loop as the latter with the addition of the Setpoint programmer
Discontinuous control
Between 100…240V
~
the error is minimal
Algorithm
PID with overshoot control or On-off
PID with velocity algorithm, for controlling motorised positioners
Proportional band (P) 0.1…999.9%
Integral time (I) 1…9999 s
ON-Off control
Derivative time (D) 0.1…999.9 s
Heat/Cool control
Error band 0.1…10.0 digit
Cycle time 0.2…100.0 s
Hysteresis
0.1…5.0%
Dead band 0.0…5.0%
Cool proportional band 0.1…999.9%
Motorised positioner
Cool Integral time 1…9999 s
Cool Derivative time 0.1…999.9 s
(user enabled/disabled)
Cool cycle time 0.2…100.0 s
15…600 s
0.1…5.0%
Feedback potentiometer 100Ω…10KΩ
(user enabled/disabled)
Common
characteristics
A/D converter with resolution of 160.000 points
Update measurement time: 50 ms
Sampling time (max update time of the output) : 0.1…10.0 s configurable
Input bias: - 60…+ 60 digit
Input filter with enable/disable 0.1…999.9 s
Time proportioning controlManual reset 1…100% output (user enabled/disabled)
39
M5 UK•ed4 10-12-2004 16:20 Pagina 39
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