Daikin EKMBPP1, Installation Manual

Page: 18 / 40

6 Configuration
Installation manual
18
EKMBPP1
Modbus adapter
4P720139-1B – 2023.09
NOTICE
It is recommended that the GND connection is connected to
local earth at a single point only.
For information on the terminating resistance, see "6.3.4 Terminating
resistor settings" [
4
23].
6 Configuration
6.1 Status LEDs
The EKMBPP1 has 5 LEDs that display information about the current
status. See
"3.1 Components" [
4
7] for the location of the LEDs on the
PCB.
LED Description
LED1 Status LED 1 (A)
LED2 Status LED 2 (B)
LED3 Indicates receiving P1P2 communication
(a)
LED4 Indicates receiving Modbus (RS485) communication
(a)
HAP Indicates normal CPU operation
(b)
(a)
LED blinks for 20~40 ms every time communication is received.
(b)
LED blinks at a 400 ms interval.