3
2. General
EAFR-101S Arc Point Sensor Relay User Manual
MN026005EN February 2016 www.eaton.com
2.2 Simplified Block Diagram
The EAFR-101S simplified block diagram (see Figure 3)
shows the main components of the EAFR-101S relay.
Figure 2. EAFR-101S Simplified Block Diagram.
T3
7
6
13
BI2
X2
12
15
BI1
14
LATCH
EN
SW 6
11
T1
10
LATCH
EN
SW 6
9
T2
8
SF
5
4
3
2
U
aux
1
125...250
Vdc
24Vdc
24Vdc
110...220
Vac/dc
24Vdc
12Vdc
12Vdc
5Vdc
uP
12
BI4
11
15
BI3
14
10
BI5
9
8
BI6
7
6
BO1
5
2
BO3
1
4
BO2
3
12
S1
11
10
9
S2
8
7
6
S3
5
4
3
S4
2
1
Power
Error
T1,T3
T2,T3
BI1
BI2
BI3
BI4
BI5
BI6
BO1
BO2
BO3
S1
S2
S3
S4
Self supervision
Control and power supply
X1
X3
ON
OFF
100 / 150 ms
Latch / Non Latch
S1: Light / Light and Current
Light / Light and Current
Configuration
Select
8
7
6
5
4
3
2
1