Parker AC20 Series - Application 4: Raise; Lower

DOC-0017-04-EN: AC20 Series - Hardware Installation Manual
DOC-0017-04-EN-A 22.03.2023 103 (154)
Application ‘4’: Raise / Lower
This Application mimics the operation of a motorised potentiometer. Digital inputs allow the setpoint to be
increased and decreased between limits. The limits and ramp rate can be set using the keypad.
The Application is sometimes referred to as Motorised Potentiometer.
Configuration Setup:
RL1A
110-230Vac (or 24Vdc) voltage supply
RL1B
Healthy: Relay output (to lamp)
TH1
Motor Thermistor ‘+’ connection
TH2
Motor Thermistor ‘-’ connection
AO1
Speed Demand (%): 0-10V variable output (to voltmeter)
DX1
Run Forward: 24V digital input
DX2
Raise: 24V digital input
DX3
Lower: 24V digital input
DI4
Raise / Lower Reset: 24V digital input
DI5
Not Coast Stop: 24V digital input
STO
STO DISABLED (drive operational)
V
V
S