Detail Description Of Network Variable - Samsung MR-DH00 Technical Data Book

Control Systems
Building management system
VI VI
1. DMS L-net (Lonworks GW)
MIM-B18N

12) Detail description of network variable

(1) Indoor unit/ ERV/ AHU kit object
1-1. nvoSpaceTemp(11)
Description
SNVT Type
Value and operation
1-2. nvoApplicMode(12), nviApplicMode(2)
Description
SNVT Type
Value and operation
Invalid Value: Automatically set as HVAC_AUTO
1-3. nvoSetpoint(13), nviSetpoint(3)
Description
SNVT Type
Value and operation
Invalid Value: Automatically set up as minimum or
maximum value.
When setting temperature, only an integer value is applied.
A decimal point is ignored.
1-4. nvoOnOff(14), nviOnOff(1)
Description
SNVT Type
Value and operation
156
Indoor temperature
SNVT_temp_p: Signed Long, 2 bytes
Operation Mode status
SNVT_hvac_mode:
Enumeration(hvac_t)
1: HVAC_HEAT
3: HVAC_COOL
6: HVAC_OFF
9: HVAC_FAN_ONLY
14: HVAC_DEHUMID
Set Temperature
SNVT_temp_p: Signed Long, 2 bytes
~
Power ON/OFF status
SNVT_switch: Unsigned/signed Short
Value State
OFF
ON 1
1-5. nvoFanStatus(15), nviFanStatus(4)
Description Fan Speed and direction
SNVT_switch: Unsigned/signed Short
SNVT Type
Auto
Low
Mid
High
Value and operation
Eco
Turbo
Auto
Stop
Up-Down
Supporting modes are different according to indoor units.
- Indoor unit: Auto, Low, Mid, High
- ERV : Mid, High, Turbo
- AHU Kit: High
When an indoor unit operation mode is Auto or Dehumid,
Fan speed is controlled as 'Auto'.
When an indoor unit operation mode is FAN ONLY,
'Auto'cannot be controlled by Fan speed.
1-6. nvoERVMode(16), nviERVMode(5)
Description
ERV Operation Mode
SNVT_count: Unsigned Long, 2
SNVT Type
bytes
1: H/R
( 2: Air purification )
Value and operation
3: Sleep
4: Normal
( ) : Function that is not supported now.
1-7. nvoErrorCode(17)
Description
SNVT_count: Unsigned Long, 2
SNVT Type
bytes
Value and operation
Refer to list of Error code
Value State
-
-
-
-
-
-
-
- 1
Error Code
No Error