ABB AC500 PLC - Technical Data of the Fast Counter

Parameter Value
Rated value, per channel 500 mA at UP = 24 V
Maximum value (all channels together) 8 A
Leakage current with signal 0 < 0.5 mA
Rated protection fuse on UP 10 A fast
Demagnetization when inductive loads are
switched off
With varistors integrated in the module (see
figure below)
Switching frequency
With resistive load On request
With inductive loads Max. 0.5 Hz
With lamp loads Max. 11 Hz with max. 5 W
Short-circuit-proof / overload-proof Yes
Overload message (I > 0.7 A) Yes, after ca. 100 ms
Output current limitation Yes, automatic reactivation after short circuit/
overload
Resistance to feedback against 24 V signals Yes
Max. cable length
Shielded 1000 m
Unshielded 600 m
The following drawing shows the circuitry of a digital input/output with the varistors for demag-
netization when inductive loads are switched off.
UPx (+24 V)
Digital input/output
ZPx (0 V)
for demagnitization when inductive
loads are switched off
Technical Data of the Fast Counter
The fast counter of the module does not work if the module is connected to a
– FBP interface module
– CS31 bus module
– CANopen bus module
Parameter Value
Used inputs C24/C25
Used outputs C26
Device Specifications
I/O Modules > Digital I/O Modules
2019/04/17 3ADR010121, 13, en_US 333