Omron DRT1-COM Instruction Manual

DRT1-COM
COMMUNICATION UNIT
INSTRUCTION MANUAL
Thank you for purchasing this OMRON product.
This manual primarily describes precautions required in installing and
operating the digital controller. Before operating the product, read this
manual thoroughly to acquire sufficient knowledge of the product. Keep
this manual for future reference.
Ky
OMRON Corporation
To ensure safe and correct use of this product, also read the following
manuals:
dealer.

Items shown below are necessary for safe usage.

faulty operation.
high-tension lines.
might result in trouble or faulty operation.
cables are firmly connected.
discolor the surface.
Supply.
■
● Ratings

Internal Current Consumption

Inrush Current

Ambient Temperature

C

Ambient Humidity

Storage temperature

C

Installation

Mounted in a panel

●
８
（ ）

Total distance

●
baud rate Network distance Network distance branch distance Total branch distance
(thick cable)
500kbps 100m max. 6m max. 39m max.
250kbps 250m max. 6m max. 78m max.
125kbps 500m max. 6m max. 156m max.
■
Connector
DRT1−COM
COMMUNICATION UNIT
MS NS TS
No.
Communication Connector
↑ON
Internal power Terminal
■

The meanings of the MS, NS and TS display as follows.

LED name LED Display Color State Description
Lit
Green
Flashing
MS Lit
Red
Flashing
− Out
Lit Link OK On-line, Connected
Green
Flashing On-line, Not Connected
NS Lit
Red
Flashing Connection Time-Out
− Out
Lit
Normal
Green
Flashing
TS Red Lit
− Out
■
DRT1−COM
COMMUNICATION UNIT
MS NS TS
No.
■
function caused by static electricity.
Mount the product shown below.
DRT1−COM
COMMUNICATION UNIT
MS NS TS
No.
■
↑ON
●
Set the node address.
●
Communications Speed
ON
ON
setting impossible ON ON
●
●
ON : Hold.
■
●
f
＋ −
● Connecting Communication Cables
DRT1−COM
COMMUNICATION UNIT
MS NS TS
No.
Black （ V−）
Blue （ CAN L）
Shield wire
White （ CAN H）
Red （ V＋）
●
Terminating connector
DRT1−COM
COMMUNICATION UNIT
MS NS TS
No.
Terminating connector must be on the end unit.
adherence to limitations of the ratings and functions. Also, take countermeasures
for safety precautions such as fail-safe installations.
struction manual.
After Sales Support