Daikin ECORICH EHU2504 - Digital Outputs

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37
PIM00504
9.5.2 Digital outputs
These are the digital output signals that output the alarm statuses of this unit. Connect them as
necessary by following the information below.
Terminal
Name
Signal name Output Content: factory default setting
DOUT Digital output 1
Function disabled (comes ON when ready to run)
* Factory default at 39: 8
The operation changes depending on the value of
parameter P39.
See 12.4.
COM1 Digital output common Can be either positive or negative
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CAUTION
 Prepare a DC24 V ±DC1 V/0.5 A power supply externally. It is not possible to supply power
from this controller to external destinations.
 The maximum output current of the output circuit is 50 mA (resistance load). Note that driving
a load exceeding the permissible current may damage the circuit.
 When driving inductive loads, implement surge protection measures.
External
power suppl
y
DC24V
(Positive or
negative
common)
max50 mA
DOUT
COM1
Internal circuit