Trace Heating Guide - Cable Services

TRACE HEATING THERMOSTATS22DigiTrace ThermostatsSurface Sensing - OrdinaryTemp.Setting ExposureDescription Controller Temp. Sensor VoltageElectronicAT-TS-13 -5 O C +15 O C -20 O C +160 O C 230VAT-TS-14 0 O C +120 O C -20 O C +160 O C 230VRAYSTAT-CONTROL-10 0 O C +150 O C -40 O C +150 O C 230VPanelmountTCONTROL-CONT-02 Configurable Dependingbetween -1999 on type ofand +9999 sensor used* 110 / 240VTCON-CSD/07/0-100C Ranges 0 O C +100 O C Depending on typeof sensor used* 230VTCON-CSD/07/0-200C Ranges 0 O C +200 O C Depending on typeof sensor used* 230VMechanicalSurface Sensing - HazardousT-M-10-S/0+50C 0 O C +50 O C -40 O C +60 O C Upto 230VT-M-10-S/0+200C 0 O C +200 O C -20 O C +230 O C Upto 230VT-M-10-S/0+50+300C +50 O C +300 O C -20 O C +345 O C Upto 230VMechanicalDual SensingT-M-20-S/0+50C 0 O C +50 O C -40 O C +60 O C Upto 230VT-M-20-S/0+200C 0 O C +200 O C -20 O C +230 O C Upto 230VT-M-20-S/0+50+300C +50 O C +300 O C -20 O C +345 O C Upto 230VTemp.Setting ExposureDescription Controller Temp. Sensor VoltageElectronicRAYSTAT-EX-03 0 O C +499 O C -50 O C +585 O C 110 / 240VMechanicalRAYSTAT-EX-02 -4 O C +163 O C -50 O C +215 O C 240VMechanicalDual SensingT-M-20-S/+5+215C/EX +5 O C +215 O C -30 O C +250 O C Upto 400VT-M-20-S/+70+350C/EX +70 O C +350 O C -30 O C +380 O C Upto 400V(*) These systems can depending on the application be used with the following sensors:MONI-PT100-EXE and MONI-PT100-EXE-SENSOR (hazardous area), MONI-PT100-NH (ordinaryarea), MONI-PT100-4/20MA (intrinsic safe, TCONTROL-CONT-02 only).Ambient Sensing - OrdinaryRule of Thumb!Useful Design InformationCalculating Heat Losses On Uninsulated PipesIndoors9.4 watts X surface area in metres squared X O C of Delta T.Outdoors30 watts X surface area in metres squared X O C of Delta T.(assuming 20mph wind)Add a least 10% margin for error(Delta T = required maintained temperature minus the minimum ambient temperature.)NB: Heater output halved in free air.Calculating Surface AreasDigiTrace ThermostatsTemp.Setting ExposureDescription Controller Temp. Sensor VoltageElectronicAmbient Sensing - HazardousAT-TS-13 -5 O C +15 O C 230VRAYSTAT-ECO-10 0 O C +30 O C 230VMechanicalT-M-10-S/0+50C 0 O C +50 O C Upto 230VTemp.Setting ExposureDescription Controller Temp. Sensor VoltageElectronicRAYSTAT-EX-04 0 O C +49 O C 110 / 240VCylindrical = π x D x HCircle = π R 2Sphere = 4 π R 2Hemisphere = 2 π R 2Cone = π x (R + r) x (R - r) 2 + H 223TRACE HEATING THERMOSTATS / RULE OF THUMB