Industrial
Electronic Devices
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User Manual
Modbus / CAN - Datalogger
Document code: MN67324_ENG Revision 1.200 Page 10 of 44
LEDS:
HD67324-B2-E-232-xGB
HD67324-B2-E-485-xGB
The device has got five LEDs that are used to give information of the functioning status.
The various meanings of the LEDs are described in the table below.
LED
Normal Mode
Boot Mode
1: Device State (green)
Blinks slowly (~1Hz)
Blinks quickly:
Boot state
Blinks very slowly (~0.5Hz):
update in progress
2: Ethernet communication
(yellow)
Blinks when Ethernet request is received
Blinks quickly:
Boot state
Blinks very slowly (~0.5Hz):
update in progress
3: Modbus communication
(yellow)
Blinks when Modbus frame (RS232/RS485) is received
Blinks quickly:
Boot state
Blinks very slowly (~0.5Hz):
update in progress
4: Modbus error (yellow)
ON:
At least one Modbus request hasn’t a correct
response
OFF:
No errors are present
Blinks quickly:
Boot state
Blinks very slowly (~0.5Hz):
update in progress
5: Ethernet Link (green)
ON:
Ethernet cable connected
OFF:
Ethernet cable disconnected
ON:
Ethernet cable connected
OFF:
Ethernet cable disconnected
