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2. Specifications
No.
Indication
17
SUB LAN
18
IN
OUT□
to
1
19
□
4
RS485□
to
2
20
□
4
21
TEST
22
SD SAVE
23
SD CARD
24
SD BUSY
IN
OUT1 to 4
25
RS485_2 to
4
FG
*1: Straight/crossover cable can be automatically identified. A shielded cable of category 5 or higher
is recommended.
*2: For stable communications, it is recommended that a LAN-connected measurement device
should be connected to the sub-LAN connection port.
Name
Sub-LAN Connection Port
(RJ-45)
Input Status Indicator
Output Status Indicators
RS-485 Communications
Port #2 to 4 Operation
Indicators
Test Button
SD Card Save Button
SD Card Slot
SD Card Access Indicator
General-Purpose Input
Terminal (M3 screw)
General-Purpose Output #1
to 4 Terminal (M3 screw)
RS-485 Communications
Port #2 to 4 Terminal
(M3 screw)
FG Terminal (M3 screw)
Function
To connect a LAN cable for a
LAN-connected measurement device or a
Web UI computer.(*1)(*2)
Turns on when the general-purpose input is
on.
The indicators turn on when the
general-purpose outputs 1 to 4 are on,
respectively.
To indicate an operation status of the
RS-485 communications ports #2 to 4.
(for future expansion)
To output the collected data file to the SD
card after the previous auto-save.
To attach the SD card available for EQ100.
This indicator turns on when a writable SD
card is attached.
To connect to an input device.
To connect to an output device.
Terminals for RS-485 communications
ports #2 to 4. To connect to
RS-485-connected measurement device.
Terminal to connect the shield wire for
RS-485 communications cable connected
to RS-485 communications ports #2 to 4.
2-2
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