Omron CRT1 - 10-2008 Operation Manual page 198

Units with Screw Terminal Blocks
Setting the Node
Address
Internal Circuits
CRT1-MD16TA (NPN)
The detection status is also shown below for Slave Units with detection func-
tions.
Name LED status
0 to 7 (inputs) Lit yellow.
0 to 7 (outputs)
Not lit.
CRT1-MD16TAH(-1) Only
Name LED status
0 to 7 Lit red.
(inputs)
Flashing
red.
Not lit.
0 to 7 Lit red.
(outputs)
Flashing
red.
Not lit.
The node address is set as a decimal number with the 10s digit set on the left
rotary switch and the 1s digit set on the right rotary switch. (The maximum
node address is 63.)
The setting on the rotary switches is read when power is turned ON.
0 0
1s digit of node address
10s digit of node address
BS+
BDH
Physical
layer
BDL
BS-
DC-DC
converter
(not
isolated)
I/O status
Input or output The input or output is
ON ON.
Input or output The input or output is
OFF OFF.
I/O status Meaning
Short-circuit The power supply is short-
detection circuited.
Disconnec- A line is not connected.
tion detec-
tion
Normal sta- The Unit is operating nor-
tus mally.
Short-circuit A load short-circuit occurred.
detection
Disconnec- A line is not connected.
tion detec-
tion
Normal sta- The Unit is operating nor-
tus mally.
Photocoupler
Photocoupler
Section 5-3
Meaning
V1 24 VDC
G1
V1
0 to 7
G1
V2 24 VDC
G2
V2
0 to 7
G2
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