Trane RTWD Installation Operation & Maintenance page 70

Communications Interface options
Table 24 - LonTalk Points List
Inputs/Outputs
Input
Chiller Enable/Disable
Chilled Water Setpoint
Capacity Limit Setpoint
Chiller Mode
Outputs
Chiller On/Off
Active Chilled Water Setpoint
Percent RLA
Active Current Limit Setpoint
Percent RLA
Leaving Chilled Water Temperature
Entering Chilled Water Temperature
Leaving Condenser Water Temperature
Entering Condenser Water Temperature
Alarm Description
Chiller status
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
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Variable type
binary Start (1)/stop (0)
analog temperature
analog % current
Note 1
binary On(1)/off(0)
analog temperature
analog % current
analog temperature
analog temperature
analog temperature
analog temperature
analog temperature
analog temperature
Note 2
Note 3
SNVT / UNVT
SNVT_switch
SNVT_temp_p
SNVT_lev_percent
SNVT_hvac_mode
SNVT_switch
SNVT_temp_p
SNVT_lev_percent
SNVT_temp_p
SNVT_temp_p
SNVT_temp_p
SNVT_temp_p
SNVT_temp_p
SNVT_temp_p
RLC-SVX14H-GB