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Descriptions and non-contractual illustrations in this document are given as an indication only.
ercogener reserves the right to make any modifications.
Dct_427_02
3.9 Opto-coupled inputs
By default, the GenPro 425e provides 3 opto-coupled inputs E1, E2 and E3
As an option, it is possible to have

Analog input (0-10V)

Multi One Wire Input
These options cannot be installed simultaneously with the opto-coupled inputs.
3.9.1 Standard opto-coupled inputs
Table 25 : Description of opto-coupled inputs
Signal
Pins N°
Connector
I/O Description
E1
E2
E3 2 Connector 4 pins
1 Connector 2 pins
2 Connector 2 pins
I Digital inputs 0
– 35 V
Corresponds to wires
2
– Orange or Yellow for E1
See ANNEX 1 - 4-pin Micro-FIT cable without fuse.
Corresponds to wires
1 - Yellow
for E2
2 - Blue for E3
See ANNEX 2 - 2-pin Micro-FIT cable.
Table 26 : Characteristics of opto-coupled inputs
Characteristics Symbols Conditions Min. Typ. Max. Unit
Max. current I
F (rms)
50 mA
Max. inverted voltage V
R
5 V
Direct voltage V
F
I
F
= 10 mA 1.0 1.15 1.3 V
Inverted current I
R
V
R
= 5 V 10 µA
Capacity C
T
V=0, f = 1 MHz --- 30 --- pF
Transfer ratio I
C
/ I
F
I
F
= 5 mA, V
CE
= 5 V 50 --- 600 %
Saturation of transfer Ratio I
C
/ I
F (SAT)
I
F
= 1 mA, V
CE
= 0.4 V 60 %
Command voltage
3,5 35 V
Idle voltage 1 V
If one or several input wires are not used, plug it (them) to GND (3)
.