ABB ACS550-02 User Manual page 59

Application macro: Hand-Auto
This macro provides an I/O configuration that is typically used in HVAC applications.
To enable, set the value of parameter 9902 to 5 (
Note! Parameter 2108
Connection example:
X1
1 SCR
2 AI1
3 AGND
4 10V
5 AI2
6 AGND
7 AO1
8 AO2
9 AGND
10 24V
11 GND
12 DCOM1
13 DI1
14 DI2
15 DI3
16 DI4
17 DI5
18 DI6
19 RO1C
20 RO1A
21 RO1B
22 RO2C
23 RO2A
24 RO2B
25 RO3C
26 RO3A
27 RO3B
Input signals
• Two analog references (AI1, 2)
• Start/stop – hand/auto (DI1, 6)
• Direction – hand/auto (DI2, 5)
• Control location selection (DI3)
• Run enable (DI4)
must remain in the default setting, 0 (
START INHIBIT
Signal cable shield (screen)
...
External reference 1: 0 10 V (Hand Control)
Analog input circuit common
Reference voltage 10 VDC
...
External reference 2: 0 20 mA (Auto Control)
Analog input circuit common
...
Motor output speed: 0 20 mA
...
Output current: 0 20 mA
Analog output circuit common
Auxiliary voltage output +24 VDC
Common for DI return signals.
Digital input common for all
Start/Stop (Hand): Activation starts the drive.
Forward/Reverse (Hand): Activation reverses rotation direction.
EXT1/EXT2 Selection: Activation selects auto control
Run enable: Deactivation always stops the drive
Forward/Reverse (Auto): Activation reverses rotation direction.
Start/Stop (Auto): Activation starts the drive.
Relay output 1, programmable
Default operation:
Ready =>19 connected to 21
Relay output 2, programmable
Default operation:
Running =>22 connected to 24
Relay output 3, programmable
Default operation:
Fault (-1) =>25 connected to 27
(Fault => 25 connected to 26)
Output signals
• Analog output AO1: Speed
• Analog output AO2: Current
• Relay output 1: Ready
• Relay output 2: Running
• Relay output 3: Fault (-1)
/ ).
HAND AUTO
Jumper Setting
J1
AI1: 0
AI2: 0(4)
57
).
OFF
...
10 V
...
20 mA
Start-Up