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Table 2. REM-11175 Signal Descriptions (Continued)
Signal
Color
Description
10 to 17, 50 to 57 Blue
GND
Reference potential for all channels
20 to 27, 60 to 67 Blue
GND
Reference potential for all channels
30 to 37, 70 to 77 Green
FE
Functional earth ground (FE)
Figure 3. REM-11175 LEDs
D
UI
E1
E2
00
02
04
06
10
12
14
16
11
13
15
17
20
22
24
26
21
23
25
27
30
41
43
45
47
51
53
55
57
61
63
65
67
71
73
75
77
40
42
44
46
50
52
54
56
60
62
64
66
70
72
74
76
32
34
36
31
33
35
37
01
03
05
07
Table 3. LED Indicators
LED
LED Color
LED Pattern
Indication
D
Green
Solid
The REM-11175 is ready for operation.
Flashing
Data is invalid or unavailable.
Green/Yellow Flashing
The REM-11175 cannot communicate with
the connected devices.
D
Yellow
Solid
The REM-11175 did not detect a valid cycle
after power-on.
Flashing
The REM-11175 is not part of the
configuration.
Red
Solid
The REM-11175 has lost connection to the
Bus Coupler.
Flashing
The REM-11175 has lost connection to the
preceding adjacent module.
—
Off
The REM-11175 is in reset mode.
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REM-11175 Getting Started Guide