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XIF Review Summary
The following table is a summary of network variables found within the External Interface file for the Trane TR1 Series
VFD. (VLTLON.XIF)
Contact Trane GCC Technical Product Support to request a soft copy of this file.
VAR Names Index Type Comment
nviRequest 0 92 SNVT_obj_request
nciMaxReceiveT 1 87 SNVT_elapsed_time
nciMaxSendT 2 87 SNVT_elapsed_time
VAR nciMinSendT 3 87 SNVT_elapsed_time
VAR nvoStatus 4 94 SNVT_preset
VAR nvoAlarm 5 88 SNVT_alarm
VAR nviDrvSpeedStpt 6 95 SNVT_switch
VAR nciSndHrtBt 7 107 SNVT_time_sec
VAR nciMaxSpeed 8 81 SNVT_lev_percent
VAR nciMinSpeed 9 81 SNVT_lev_percent
VAR nciNmlSpeed 10 102 SNVT_rpm
VAR nciNmlFreq 11 76 SNVT_freq_hz
VAR nciRampUpTime 12 107 SNVT_time_sec
VAR nciRampDownTime 13 107 SNVT_time_sec
VAR nvoDrvCurnt 14 1 SNVT_amp Units: Amp
VAR nvoDrvSpeed 15 81 SNVT_lev_percent Output frequency Units: percent of maximum
frequency
VAR nvoDrvVolt 16 44 SNVT_volt
VAR nvoDrvPwr 17 28 SNVT_power_kilo Units: kW
VAR nvoDrvRunHours 18 124 SNVT_time_hour
VAR nviControlword 19 83 SNVT_state
VAR nviRefPcnt 20 81 SNVT_lev_percent
VAR nviRefHz 21 76 SNVT_freq_hz
VAR nviStartStop 22 22 SNVT_lev_disc
VAR nviResetFault 23 22 SNVT_lev_disc
VAR nviSetpoint1 24 81 SNVT_lev_percent
VAR nviSetpoint2 25 81 SNVT_lev_percent
VAR nviFeedback1 26 81 SNVT_lev_percent
VAR nviFeedback2 27 81 SNVT_lev_percent
VAR nviParamCmd 28 94 SNVT_preset
VAR nvoParamResp 29 94 SNVT_preset
VAR nvoVoltage 30 44 SNVT_volt
VAR nvoDigitlInput 31 83 SNVT_state
VAR nvoWarning1 32 83 SNVT_state
VAR nvoWarning2 33 83 SNVT_state
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