RLC-SVX14H-GB
70
Table 24 - LonTalk Points List
Inputs/Outputs
Variable type
SNVT / UNVT
Input
Chiller Enable/Disable
binary
Start (1)/stop (0)
SNVT_switch
Chilled Water Setpoint
analog
temperature
SNVT_temp_p
Capacity Limit Setpoint
analog
% current
SNVT_lev_percent
Chiller Mode
Note 1
SNVT_hvac_mode
Outputs
Chiller On/Off
binary
On(1)/off(0)
SNVT_switch
Active Chilled Water Setpoint
analog
temperature
SNVT_temp_p
Percent RLA
analog
% current
SNVT_lev_percent
Active Current Limit Setpoint
analog
temperature
SNVT_temp_p
Percent RLA
analog
temperature
SNVT_temp_p
Leaving Chilled Water Temperature
analog
temperature
SNVT_temp_p
Entering Chilled Water Temperature
analog
temperature
SNVT_temp_p
Leaving Condenser Water Temperature
analog
temperature
SNVT_temp_p
Entering Condenser Water Temperature
analog
temperature
SNVT_temp_p
Alarm Description
Note 2
Chiller status
Note 3
Note 1.
Chiller Mode is used to place the chiller into an
alternate mode; Cool or Ice Build
Note 2.
Alarm Description denotes alarm severity and
target.
Severity: no alarm, warning, normal shutdown,
immediate shutdown
Target: Chiller, Platform, Ice Building (Chiller is
refrigerant circuit and Platform is control circuit)
Note 3.
Chiller Status describes Chiller Run Mode and
Chiller Operating Mode.
Run Modes: Off, Starting, Running, Shutting Down
Operating Modes: Cool, Ice Build
States: Alarm, Run Enabled, Local Control, Limited, CHW
Flow, Cond Flow
Communications Interface options
