ABB ACS550-02 User Manual page 17

X1
1 SCR Terminal for signal cable screen. (Connected internally to chassis ground.)
2 AI1 Analog input channel 1, programmable. Default
0.1%, accuracy ±1%.
J1:AI1 OFF: 0...10 V (R
J1:AI1 ON: 0...20 mA (R
3 AGND Analog input circuit common. (Connected internally to chassis gnd. through 1 MΩ)
4 +10 V 10 V/10 mA reference voltage output for analog input potentiometer, accuracy ±2%.
5 AI2 Analog input channel 2, programmable. Default
accuracy ±1%.
J1:AI2 OFF: 0...10 V (R
J1:AI2 ON: 0...20 mA (R
6 AGND Analog input circuit common. (Connected internally to chassis gnd. through 1 MΩ)
7 AO1 Analog output, programmable. Default
8 AO2 Analog output, programmable. Default
9 AGND Analog output circuit common (Connected internally to chassis gnd. through 1 MΩ)
10 +24V Auxiliary voltage output 24 VDC / 250 mA (reference to GND). Short circuit
protected.
11 GND Auxiliary voltage output common. (Connected internally as floating.)
Digital input common. To activate a digital input, there must be ≥+10 V
12 DCO
(or ≤-10 V) between that input and DCOM. The 24 V may be provided by the
M
ACS550 (X1-10) or by an external 12...24 V source of either polarity.
13 DI1 Digital input 1, programmable. Default
14 DI2 Digital input 2, programmable. Default
15 DI3 Digital input 3, programmable. Default
16 DI4 Digital input 4, programmable. Default
17 DI5 Digital input 5, programmable. Default
18 DI6 Digital input 6, programmable. Default
19 RO1C
20 RO1A
21 RO1B
22 RO2C
23 RO2A
24 RO2B
25 RO3C
26 RO3A
27 RO3B
1
Digital input impedance 1.5 kΩ. Maximum voltage for digital inputs is 30 V.
2
Default values depend on the macro used. Values specified are for the default macro. See
Macros on page 52 .
Hardware Description
= 312 kΩ)
i
= 100 Ω)
i
= 312 kΩ)
i
= 100 Ω)
i
= frequency. 0...20 mA (load < 500 Ω)
2
2 = current. 0...20 mA (load < 500 Ω)
2
= start/stop.
2
= fwd/rev.
2
= constant speed sel (code).
2
= constant speed sel (code).
2
= ramp pair selection (code).
2
= not used.
Relay output 1, programmable. Default
Maximum: 250 VAC / 30 VDC, 2 A
Minimum: 500 mW (12 V, 10 mA)
Relay output 2, programmable. Default
Maximum: 250 VAC / 30 VDC, 2 A
Minimum: 500 mW (12 V, 10 mA)
Relay output 3, programmable. Default
Maximum: 250 VAC / 30 VDC, 2 A
Minimum: 500 mW (12 V, 10 mA)
2
= frequency reference. Resolution
2
= not used. Resolution 0.1%,
2
= Ready
2
= Running
2
= Fault
Application
Installation
15