2.4.4 External Appearance
Cyclic communication
indicator
Figure 2.4-4 External appearance of HM-GU00G -- USB master module
2.4.5 Indicators
HM-GU00G is provided with LEDs that indicate the communication and power supply status.
Cyclic communication indicator
(Top: Green, Bottom: Red)
Communication module POW ON
indicator (Green)
Display item
Cyclic communication
indicator
(Red/Green)
POW ON indicator
(Green)
6
6
Figure 2.4-5 Indicator LED positions
Status
During cyclic communication
While cyclic communication is stopped
At disconnection or communication error during
cyclic communication
While voltage is applied to the receiving terminal
While power supply is not connected to the
receiving terminal or current is cut off by poly switch
Table 2.4-3 LED indicators
35
Connector for USB
communication (J1)
Connector for Motionnet
communication (J2)
Rotary switch for module ID setting
DIP switch for communication
setting
Module POW ON
indicator
Module's receiving terminal (P24-IN)
Indicator
Green ON
(Red OFF)
OFF
Red ON
(Green OFF)
ON
OFF