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5.5 Operation/setting of air conditioner
5.5.1 Operation/setting method
For the operation/setting of air conditioners, please renew
the value of the input variable of LM ADAPTER.
5.5.2 Function requiring periodical renewal (Receive Heartbeat, Effective Time)
When setting cannot be cancelled by the local side at the communication error caused by some reason from
the BMS side, a function is available to cancel the setting when the communication from the BMS side pauses
for a certain time. To continue the setting, it is required to update the input variable again within the set time.
∇Relating configuration property
Receive Heartbeat_1 (Local Prohibit)
【nciRcvHrtBt_1】
Receive Heartbeat_2 (Forced Thermostat OFF)
【nciRcvHrtBt_2】
Effective Time_1 (Emergency Stop)
【nciEffectTm_1】
Effective Time_2 (Collective Local Prohibit)
【nciEffectTm_2】
Error
occurred
LONWORKS network
Continue operation
LMAP
prohibit
OC
Operation prohibit
IC
ON
Disable to
change setting
MA
Items
Building
Management
system
Set time passed
IC
IC
BMS
nvi
Set detail and operation
The setting is cancelled when the set time is passed after previous
receiving.
The setting is cancelled when the set time is passed after previous
receiving.
Effective request is continued over the set time.
The setting cannot be cancelled until the effective time is over.
Effective request is continued over the set time.
The setting cannot be cancelled until the effective time is over.
Error
continues
LONWORKS network
LMAP
OC
Operation permit
IC
OFF
MA
25
ADAPTER
Indoor [1]
nvo
nvi1
nvi2
Renewal of input
variable
Operating/setting method of air
conditioners
Cancel operation
prohibit
IC
IC
Enable to
change setting
LM
nvo1
Building
Management
system
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