Omron CRT1 - 10-2009, Operation Manual

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434
Clamp Terminal Blocks
Section 9-4
I/O Indicators The meanings of the I/O and status indicators are given in the following table.
Setting the Node
Address
The node address is set as a decimal number between 0 and 127 with the
100s digit set on the top rotary switch, the 10s digit set on the middle rotary
switch, and the 1s digit set on the bottom rotary switch.
The setting on the rotary switches is read when power is turned ON.
Internal Circuits
CRT1B-MD04SLP (NPN)
Name LED status I/O status Meaning
0 to 3 Lit yellow. Input/output ON The input/output is ON.
Not lit. Input/output OFF The input/output is OFF.
SHT0 Lit red. Power short-circuit
detected The power supply is
short-circuited.
SHT1 Lit red. Load short-circuit
detected The load is short-cir-
cuited.
0
1
2 3 4
5
6
7
8
9
0
1
2 3 4
5
6
7
8
9
0
1
2 3 4
5
6
7
8
9
100s digit of node address
10s digit of node address
1s digit of node address
BS+
BS
−
BD H
BD L
Internal Circuits
V0
NC
NC
OUT0
V1
NC
NC
OUT1
V0
NC
G0
IN0
V1
NC
G1
IN1
DC-DC converter
(not isolated)
Load short-circuit
protection circuit
Load
short-
circuit
protection
circuit
Load
short-
circuit
protection
circuit