ABB ACS580-07-0495A-4 - Page 162

158 Optional I/O extension modules
Relay output connection example
Digital output connection example
Frequency output connection example
External power supply connection example
WARNING! Do not connect the +24 V AC cable to the control unit ground when
the control unit is powered using an external 24 V AC supply.
24 V DC
50
51
52
CMOD-01
RO4C
RO4A
RO4B
24 V DC
42
43
44
CMOD-01
DO1 SRC
DO1 OUT
DO1 SGND
42
43
44
1)
1)
An externally supplied frequency indicator which provides, for example:
• a 40 mA / 12 V DC power supply for the sensor circuit (CMOD frequency output)
• suitable voltage pulse input (10 Hz … 16 kHz).
CMOD-01
DO1 SRC
DO1 OUT
DO1 SGND
40
41
1)
1)
External power supply, 24 V AC/DC
+
-
CMOD-01
24V AC/DC + in
24V AC/DC - in