Samsung MCM-A300N - Detail Description of Network Variable

Control Systems
156
VIVI
Building management system
1-1. nvoSpaceTemp(11)
1-2. nvoApplicMode(12), nviApplicMode(2)
1-3. nvoSetpoint(13), nviSetpoint(3)
1-4. nvoOnOff(14), nviOnOff(1)
1-5. nvoFanStatus(15), nviFanStatus(4)
1-6. nvoERVMode(16), nviERVMode(5)
1-7. nvoErrorCode(17)
1. DMS L-net (Lonworks GW)
12) Detail description of network variable
(1) Indoor unit/ ERV/ AHU kit object
󱀣 MIM-B18N
Description
Indoor temperature
SNVT Type
SNVT_temp_p: Signed Long, 2 bytes
Value and operation
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Description
Operation Mode status
SNVT Type
SNVT_hvac_mode:
Enumeration(hvac_t)
Value and operation
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1: HVAC_HEAT
3: HVAC_COOL
6: HVAC_OFF
9: HVAC_FAN_ONLY
14: HVAC_DEHUMID
Description
Set Temperature
SNVT Type
SNVT_temp_p: Signed Long, 2 bytes
Value and operation
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Description
Power ON/OFF status
SNVT Type
SNVT_switch: Unsigned/signed Short
Value and operation
Value State
OFF  
ON  1
7 Invalid Value: Automatically set as HVAC_AUTO
7 Supporting modes are different according to indoor units.
- Indoor unit: Auto, Low, Mid, High
- ERV : Mid, High, Turbo
- AHU Kit: High
7 When an indoor unit operation mode is Auto or Dehumid,
Fan speed is controlled as ‘Auto’.
7 When an indoor unit operation mode is FAN ONLY,
‘Auto’cannot be controlled by Fan speed.
7 ( ) : Function that is not supported now.
7 Invalid Value: Automatically set up as minimum or
maximum value.
7 When setting temperature, only an integer value is applied.
A decimal point is ignored.
Description
Fan Speed and direction
SNVT Type
SNVT_switch: Unsigned/signed Short
Value and operation
Value State
Auto  -
Low  -
Mid  -
High  -
Eco  -
Turbo  -
Auto "OZ
Stop - 
Up-Down - 1
Description
ERV Operation Mode
SNVT Type
SNVT_count: Unsigned Long, 2
bytes
Value and operation
"VUP
1: H/R
( 2: Air purification )
3: Sleep
4: Normal
Description
Error Code
SNVT Type
SNVT_count: Unsigned Long, 2
bytes
Value and operation
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¤ No Error
Refer to list of Error code
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