Omron ERT1 Series Operation Manual page 72

Screw-less Clamp Terminals
I/O Indicators
Setting the Node
Address
Internal Circuits
Wiring
52
The meanings of the input indicators are given in the following table.
Indicator name Status
0 to 15
I/O
The rotary switches are used to set the lower digits of the IP address.
Setting method Two hexadecimal digits
Setting range 01 to FE
Rotary Switch Settings
00 hex: BOOTP or tool setting enabled (factory setting)
01 to FE hex: Setting on rotary switches is lower 8 bits of IP address. (De-
fault setting of upper 24 bits: 192.168.250.)
FF hex: Restores default setting.
(To restore the default setting, set the switches to FF hex, cycle the power
supply, and then set the switches to 00 hex.)
8
NC
7
NC
6
RD−
5
Pulse
NC
trans-
4
NC
former
3
RD+
2
TD−
1
TD+
DC-DC
V+
converter
(non-isolated)
V−
NC 0 1 2 3 4
V V V V V V
G G G G G G
Color
Yellow Lit yellow when output is ON.
Red Flashing red when the load is dis-
connected.
Automatically reset when the load
is connected.
Red Lit red when the load is short-cir-
cuited.
Automatically reset when the
short-circuit is removed.
OFF Not lit when output is OFF.
Green Lit green when I/O power is being
supplied.
OFF Not lit when I/O power is not being
supplied.
I/O indicator
Internal
circuits
disconnection
Photocoupler
5 6 7 8 9 10
V V V V V V
G G G G G G
Section 4-2
Meaning (main error)
V
V
G
G
Voltage
drop
Short-circuit
or
detection
0 to 15
circuit
V
G
11 12 13 14 15
V V V V V
G G G G G
NC
V
G