7 Gateways for building management systems
HARC-BX E
TCGB0106 rev.0 - 12/2014
679679
7
SVNT 
number
Unit 
number
Variable num-
ber
Type
LONMARK 
SNVT No.
Description Condition Note
14 2 nviOnOff_2 SNVT_switch 95 On/Off order
Byte 1: Value 0 (Fixed)  
Byte 2:  State 0 = STOP 
State 1 = RUN
Allow an in-
terval of at 
least 5 sec. 
between 2 
consecu-
tive orders 
to any unit 
on a H-Link
15 2 nviMode_2
SNVT_hvac_
mode
108
Operation mode 
setting
1 byte:  
1 = HVAC_HEAT (Heating 
3 = HVAC_COOL (Cool-
ing) 
5 = HVAC_PRE_COOL 
(Dehumidication) 
9 = HVAC_FAN_ONLY 
(Ventilation)
16 2
nviSet-
Point_2
SNVT_
temp_p
105 Temperature setting
2 Bytes: 1700 ~ 3000 = 17 
~ 30 ºC
17 2
nvi-
FanSpeed_2
SNVT_switch 95 Fan speed setting
Byte 1:  Value 1: Low, 
Value 2: Middle, 
Value 3: High
Byte 2: State 0 (Fixed)
18 2 nviProtect_2 SNVT_switch 95
Remote control order 
enabled
Byte 1: Value 0 (Fixed)  
Byte 2:  State 0: RCS 
enabled 
State 1: RCS 
disabled
19 2 nvoOnOff_2 SNVT_state 83
ON/OFF state and 
alarm notication
32 bits: 
bit 0: 0 (STOP)/1 (RUN) 
bit 1: 0 (Normal) /1 
(Alarm)
Approxi-
mate up-
date time of 
80 sec.
20 2
nvoIn-
letTemp_2
SNVT_
temp_p
105
Indoor temperature 
reading
2 Bytes: -6200 ~ 12700 = 
-62 ~ 127 ºC
21 3 nviOnOff_3 SNVT_switch 95 On/Off order
Byte 1: Value 0 (Fixed)  
Byte 2:  State 0 = STOP 
State 1 = RUN
Allow an in-
terval of at 
least 5 sec. 
between 2 
consecu-
tive orders 
to any unit 
on a H-Link
22 3 nviMode_3
SNVT_hvac_
mode
108
Operation mode 
setting
1 byte:  
1 = HVAC_HEAT (Heat-
ing) 
3 = HVAC_COOL (Cool-
ing) 
5 = HVAC_PRE_COOL 
(Dehumidication) 
9 = HVAC_FAN_ONLY 
(Ventilation)
23 3
nviSet-
Point_3
SNVT_
temp_p
105 Temperature setting
2 Bytes: 1700 ~ 3000 = 17 
~ 30 ºC
24 3
nvi-
FanSpeed_3
SNVT_switch 95 Fan speed setting
Byte 1:  Value 1: Low, 
Value 2: Middle, 
Value 3: High
Byte 2: State 0 (Fixed)
25 3 nviProtect_3 SNVT_switch 95
Remote control order 
enabled
Byte 1: Value 0 (Fixed)  
Byte 2:  State 0: RCS 
enabled 
State 1: RCS 
disabled
26 3 nvoOnOff_3 SNVT_state 83
ON/OFF state and 
alarm notication
32 bits: 
bit 0: 0 (STOP)/1 (RUN) 
bit 1: 0 (Normal) /1 
(Alarm)
Approxi-
mate up-
date time of 
80 sec.
27 3
nvoIn-
letTemp_3
SNVT_
temp_p
105
Indoor temperature 
reading
2 Bytes: -6200 ~ 12700 = 
-62 ~ 127 ºC