Controller Functions - Grundfos Conex DIA-1 Instrucciones De Instalación Y Funcionamiento

8.3.3 Controller functions

Limit contact, two-position
controller (P, PI, PID),
Control functions three-position step controller
(PI), continuous controller
(P, PI, PID)
0 to 100 % of full-scale value
(only with limit contact),
Limiting value
adjustable in the unit of the
measured value
0 to 100 % of the measuring
Setpoints range, adjustable in the unit
of the measured value
Proportional band 0.1 to 3000 %
1 to 3000 seconds, resolution
Reset time
1 second
Derivative action 1 to 1000 seconds, resolution
time 1 second
0.1 to 10.0 seconds,
Minimum pulse resolution 0.1 second (only
length with three-position step
controller)
Minimum operating 0.1 to 10 seconds (only with
time interpulse period controller)
1 to 100 seconds (only with
Interpulse period
interpulse period controller)
1 to 180 pulses per minute
Maximum pulse
(only with pulse frequency
frequency
controller)
0 to half of the measuring
Hysteresis range, adjustable in the unit
of the measured value
0 to 50 % (only with interpulse
period controller, pulse
Constant load
frequency controller or
continuous controller)
Base load dosing up to 100 %
Maximum dosing of full-scale value (only with
flow interpulse period controller or
pulse frequency controller)
10 to 240 seconds, resolution
Motor runtime 1 second (only with
three-position step controller)
Can be set to upward or
Effective direction
downward
Can be set to pulse-interpulse
Control relays
or pulse frequency control
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