Kaysun KEM-30 DNH3, Technical Manual

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MCAC-ATSM-2017-08 Aqua Tempo Power Series (with LAK) air cooled scroll chiller unit (50Hz)
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14.6.4 Information collection
This unit is provided a function that collecting information from the central A/C by BMS, which operation
states' data of Air-cooled Scroll units within A/C system could be obtained by accessing the specifically
K01-BACNET KEM object. Refer to “Object table” for detail object information.
14.6.5 Operation control
The unit provides BMS control the central A/C, with four setting functions to control the Air-cooled Scroll
units in which of the system. Setting functions included “Operation mode setting”, “temperature setting”,
“Wired controller lock setting” and "Alarm clear setting". By modify the corresponding K01-BACNET KEM
object variables to set the unit’s operation status. Refer to “Object table” for detail object information.
14.6.6 Appearance
14.6.7 System connection illustration
(Eth er n e t B)
485A 485B 485 C 485D
SWITC H OF POWER
PO WER
AC 220V
Each 485 interface can connect with 15 wired controllers(X Y E)
at most and four 485 interfaces can maximally connect with 15
wired controllers too. We recommend user equally divided wired
controllers between four 485 interfaces.
Ethernet interface
Connect
K01-BACNET
KEM/IP network
(K01-LON KEM)
Not use
(Ethernet A)
Not use