Parker 650 series Bedienungsanleitung Seite 69

Application 4: Raise/Lower Trim
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.
SINGLE
WIRE
STARTING
User Relay
Control
Terminal
10
DIN4/DOUT2 RESET
9
DIN3 LOWER INPUT
8
DIN2 RAISE INPUT
7
DIN1 RUN FORWARD
6
+24V
24V
5
AOUT RAMP OUTPUT
4
+10V REF +10V REF
3
AIN2 Not Used
2
AIN1 Not Used
1 0V
0V
RL1A
DOUT3 (relay) RELAY SOURCE
RL1B
Applications
24V = reset Raise/Lower
24V = lower input
24V = raise input
24V = run forward
= 1 DEMAND (0V = 0%, 10V = 100%)
= 1 HEALTH i.e. 0V = not healthy
12-9
650 Series AC Drive