ABB AC500 PLC - Technical Data of the Digital Relay Outputs

Parameter Value
Way of operation Non-latching type
Min. output voltage at signal 1 20 VDC at max. current consumption
Output delay (max. at rated load)
0 to 1 50 µs
1 to 0 200 µs
Rated protection fuse (per group) 3 A fast
Output current
Rated current per channel (max.) 0.5 A at UP 24 VDC
Rated current per group (max.) 3 A
Rated current (all channels together, max.) 3 A
Lamp load (max.) 5 W
Max. leakage current with signal 0 0.5 mA
Demagnetization when inductive loads are
switched off
Must be performed externally according to
driven load specification
Switching Frequencies
With inductive loads Max. 0.5 Hz
With lamp loads Max. 1 Hz at max. 5 W
Short-circuit-proof / Overload-proof No
Overload message No
Output current limitation No
Resistance to feedback against 24 VDC No
Connection of 2 outputs in parallel Not possible
Max. cable length
Shielded 500 m
Unshielded 150 m
Technical Data of the Digital Relay Outputs
Parameter Value
Number of channels per module 6 normally-open relay outputs
Distribution of the channels into groups 2 groups for 3 channels
Galvanic isolation Yes, per group
Connection of the channels NO0 to NO2 Terminals 13 to 15
Connection of the channels NO3 to NO5 Terminals 17 to 19
Reference potential for the channels NO0 to
NO2
Terminal 16
Reference potential for the channels NO3 to
NO5
Terminal 20
Relay output voltage
Rated value 24 VDC or 120/240 VAC
Range 5 to 30 VDC or 5 to 250 VAC
Device Specifications
Processor Modules > AC500-eCo
2019/04/17 3ADR010121, 13, en_US 47