Industrial
Electronic Devices
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User Manual
BACnet Master / CANopen
Document code: MN67718_ENG Revision 1.000 Page 12 of 38
HD67718-MSTP-A1/B2
The device has four LEDs (five for the B2 version) 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: Link Ethernet (yellow)
ON:
Ethernet cable connected
OFF:
Ethernet cable disconnected
ON:
Ethernet cable connected
OFF:
Ethernet cable disconnected
3: BACnet communication
(yellow)
Blinks quickly when a BACnet response is received
Blinks quickly:
Boot state
Blinks very slowly (~0.5Hz):
update in progress
4: CAN Communication
(yellow)
Blinks quickly when a CAN frame is received
Blinks quickly:
Boot state
Blinks very slowly (~0.5Hz):
update in progress
5: Not used (green)
OFF
Blinks quickly:
Boot state
Blinks very slowly (~0.5Hz):
update in progress
