Page 372 - EPR Catalog 2015

Logic relays
Technical data

Data at Ta = 25 °C and rated values, if nothing else indicated.

Type CL-LER.18DC2, CL-LET.20DC2 CL-LER.18AC2
24 V DC 115 / 230 V AC
Input circuit - Digital inputs
0-40 V AC (sinusoidal)
Number 12 79-264 V AC (sinusoidal)
50-60 Hz
Inputs can be used as analog inputs - 12x0.25 mA (at 115 V AC, 60 Hz, R1-R12),
12x0.5 mA (at 230 V AC, 50 Hz, R1-R12)
Indication of operational states - 80 ms (at 50 Hz, I1-I12, R1-R12),
66 2/3 ms (at 60 Hz, I1-I12, R1-R12)
Electrical isolation from voltage supply no 20 ms (at 50 Hz, I1-I12, R1-R12),
16 2/3 ms (at 60 Hz, I1-I12, R1-R12)
between digital inputs no 80 ms (at 50 Hz, I1-I12, R1-R12),
66 2/3 ms (at 60 Hz, I1-I12, R1-R12)
from the outputs yes 20 ms (at 50 Hz, I1-I12, R1-R12),
16 2/3 ms (at 60 Hz, I1-I12, R1-R12)
from PC interface, no -
typ. 40 m (I1-I6, I9-I12, R1-R12),
memory typ. 100 m (I7, I8)

module, CL-NET,

CL-LINK

Rated operational 24 V DC
voltage Ue Ue on „0“ signal < 5 V DC (I1-I12, R1-R12)

Rated frequency Ue on „1“ signal -
Input current
on „1“ signal -
3.3 mA (at 24 V DC, R1-R12)

Time delay debounce ON 20 ms
debounce OFF typ. 0.25 ms (R1-R12)
6 from „0“ to „1“

Time delay debounce ON 20 ms
from „1“ to „0“ debounce OFF -

Cable length (unshielded) 100 m
Maximum cable length per input -

6/13 ABB | Catalog Electronic Products and Relays 2015 | 2CDC 110 004 C02010