Erco & Gener GenPro 20e, User Manual, Page: 42 / 51

EG_GenProxxe_988_UG_008_UK Page 42 / 51
Descriptions and non-contractual illustrations in this document are given as an indication only.
ERCO&GENER reserves the right to make any modifications.
8.2.4 General purpose inputs / output
The GenPro 24e modem provide 3 opto-coupled inputs (E1, E2 and E3) and 1 open-collector output (S1).
8.2.4.1 Inputs
Table : Characteristics of the inputs (diode of opto-coupler)
Caractéristiques Symboles Conditions Min. Typ. Max. Unité
Courant max. I
F (rms)
50 mA
Tension inverse max. V
R
5 V
Tension directe V
F
I
F
= 10 mA 1.0 1.15
1.3 V
Courant inverse I
R
V
R
= 5 V
10 µA
Capacité C
T
V=0, f = 1 MHz --- 30
--- pF
Ratio de transfert I
C
/ I
F
I
F
= 5 mA, V
CE
= 5 V 50 ---
600 %
Saturation du Ratio de transfert I
C
/ I
F(SAT)
I
F
= 1 mA, V
CE
= 0.4 V 60
%
Parameter Minimum value Maximum value
Control voltage 5 V DC 35 V DC
4K7 1/4W
Typical input circuit of the three inputs
WARNING:
The maximum voltage command is :
35 V