Unit Components; Nomenclature; Led Indicators - Omron GRT1 - 27-11-2006 Operation Manual

Unit Components

2-1

Unit Components

2-1-1

Nomenclature

PROFIBUS communications connector
Connect the PROFIBUS network's
communications cable to this connector.
2-1-2

LED Indicators

Indicator Specifications
Indicator
RUN
Unit status
ERR
Unit error
12
The illustration below shows the Status LED indicators, the PROFIBUS
address switches, and a 9-pin female sub-D connector on the front side of the
PROFIBUS Communication Unit. Each of these components are explained in
the following sections.
Rotary switches
Set the Unit's address as a PROFIBUS
Slave. Set a decimal node address between
0 and 99.
OMRON
GRT1-PRT
5 5
0 0
x10 x10 x1 x1
BUS BUS
The GRT1-PRT PROFIBUS Communication Unit is fitted with six LED indica-
tors to indicate the operational mode and status of the Unit and the PROFI-
BUS network.
RUN RUN UNIT PWR UNIT PWR
ERR ERR
BF BF
TS TS I/O PWR I/O PWR
Colour Status
Green Not lit • Startup test failed, Unit not operational.
• Operation stopped, due to a fatal error.
Lit Initialization successful, Unit is in normal operation.
Red Not lit Unit is in normal operation.
Flashing A startup error has occurred
Lit • Fatal error in program execution.
• Error Log Read or Write occurred.
RUN RUN UNIT PWR UNIT PWR
ERR ERR
Indicators
BF BF
TS TS I/O PWR I/O PWR
Refer to 2-1-1 LED Indicators for details.
DIP Switch
Sets the I/O allocation method and registers the I/O Unit
ON ON
configuration information.
1 REGS REGS
2 NC NC
SW1 (REGS): Create/enable registration table.
3 ADR ADR
4 BACK BACK
SW2 (NC):
UNIT UNIT SW3 (ADR): Automatic restore
+V +V
SW4 (BACK): Backup trigger
-V
+V +V
Unit power supply terminals
-V -V
DC24V DC24V
Connect the power supply for the Unit's internal circuits
INPUT INPUT
and the connected SmartSlice I/O Units' internal circuits.
I/O power supply terminals
Connect the power supply for the connected
SmartSlice I/O Units' external I/O.
Meaning
Section 2-1
Not used, set to OFF