ABB ACH580-01 Series, Руководство по оборудованию

Страница: 197 / 396

Electrical installation – North America 197
UL
NEC

Default I/O connection diagram (HVAC default configuration)
R1…R5
Run status
Fault status
Damper actuator
5)
max.
500 ohm
1…10 kohm
X1 Reference voltage and analog inputs and outputs
1 SCR Signal cable shield (screen)
2 AI1 Output frequency/speed reference : 0…10 V
1)
3 AGND Analog input circuit common
4 +10V Reference voltage 10 V DC
5 AI2 Actual feedback: 0…20 mA
1)
6 AGND Analog input circuit common
7 AO1 Output frequency: 0…10 V
8 AO2 Motor current: 0…20 mA
9 AGND Analog output circuit common
X2 & X3 Aux. voltage output and programmable digital inputs
10 +24V Aux. voltage 24 V DC, max. 250 mA
2)
11 DGND Aux. voltage output common
12 DCOM Digital input common for all
13 DI1 Stop (0) / Start (1)
14 DI2 Not configured
15 DI3 Constant frequency/speed selection
3)
16 DI4 Start interlock 1 (1 = allow start)
17 DI5 Not configured
18 DI6 Not configured
X6, X7, X8 Relay outputs
19 RO1C
Damper control
250 V AC / 30 V DC
2 A 20 RO1A
21 RO1B
22 RO2C Running
250 V AC / 30 V DC
2 A 23 RO2A
24 RO2B
25 RO3C Fault (-1)
250 V AC / 30 V DC
2 A 26 RO3A
27 RO3B
X5 Embedded fieldbus
29 B+
Embedded fieldbus, EFB (EIA-485)
30 A-
31 DGND
S4 TERM Termination switch
S5 BIAS Bias resistors switch
X4 Safe torque off
34 OUT1
Safe torque off. Factory connection. Both circuits
must be closed for the drive to start. See chapter
Safe torque off function on page 345 .
35 OUT2
36 SGND
37 IN1
38 IN2
Total load capacity of the Auxiliary voltage 24V (X2:10) is 6.0 W (250 mA / 24 V DC).
Digital inputs DI1…DI5also support 10 to 24 V AC.
Wire sizes:
0.2…2.5 mm
2
(24…14 AWG): Ter24V, DGND, DCOM, B+, A-, DGND, Ext. 24V
0.14…1.5 mm
2
(26…16 AWG): Terminals DI, AI, AO, AGND, RO, STO
Tightening torques: 0.5…0.6 N·m (0.4 lbf·ft)
See the notes on
page 199 .
4)
4)
6)
4)