Omron E5GC User Manual page 95

E5GC
RS-485
host computer
−
+
100 Ω
FG
A < B: "1" Mark
A > B: "0" Space
• The RS-485 connection can be either one-to-one or one-to-N. A maximum of 32 Units (including
the host computer) can be connected in one-to-N systems.
The maximum total cable length is 500 m. Use shielded twisted-pair cable.
Note: The E5CC-U does not support communications.
Connecting Short Bars
On the E5DC, you can use a Y92S-P11 Short Bar to connect the power supply or communications.
Connect the Short Bar to the power supply screw terminals or the screw terminals for communications.
• Short Bar (sold separately)
Y92S-P11
E5@C Digital Temperature Controllers User's Manual (H174)
Shield
E5GC(No.1)
RS-485
No. Abbreviation
−
8 A( )
7 B(+)
Cross-sectional area of conductor
(For details, refer to 2-2-8 Precautions when Wiring.)
E5GC(No.31)
RS-485
No. Abbreviation
−
8 A( )
7 B(+)
Terminator (120 Ω, 1/2 W)
2 Preparations
2
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