1. POWER indicator
12. RS-485 communication port
2. RUN indicator
13. Extension module positioning hole
3. BAT.LOW indicator
14. Nameplate
4. RUN / STOP switch
15. Extension port
5. RS-232 indicator
16. DIN rail (35mm)
6. RS-485 indicator
17. Extension module fixing clip
7. LINK / ACK indicator
18. DIN rail clip
8. SPEED indicator
19. Power supply port
9. Digital display
20. 3P terminal block (standard
accessory)
10. Ethernet communication port
21. Power supply connection cable
(standard accessory)
11. RS-232 communication port
Switch Definition: RUN/STOP
Status
Explanation
S TO P
R UN
RUN
1. RUN indicator on ELC-CAENET is ON.
2. Analog I/O modules in RUN status.
3. Smart PLC function is running
RUN
Æ
STOP
1. Analog I/O modules switch from RUN to STOP
status.
2. Output points on digital I/O modules are all OFF.
STOP
1. RUN indicator on ELC-CAENET is OFF.
2. Analog I/O modules in STOP status.
3. Smart PLC function stops.
STOP
Æ
RUN
1. ELC-CAENET re-detects the number of digital I/O
points and the number of analog I/O modules.
2. Analog I/O modules switch from STOP to RUN
status.
Ethernet PIN Definition : RJ-45
PIN
Signal
Definition
1
Tx+
Positive pole for data transmission
2
Tx-
Negative pole for data transmission
3
Rx+
Positive pole for data receiving
4 --
N/C
5 --
N/C
6
Rx-
Negative pole for data receiving
7 --
N/C
8 --
N/C
RS-232 PIN Definition : Mini-Dim
PIN
Signal
Definition
1 --
N/C
2 --
N/C
3 --
N/C
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