23Engineering & Physical DataSafety DeviceMODEL INDOOR FFN10/15CV1 FCN20/25/30FV1OUTDOOR RN10/15FV1 RN28/30CV1SAFETYDEVICEHIGH PRESSURESWITCHTYPE N/A N/AOPEN kPa / psi N/A N/ACLOSE kPa / psi N/A N/ALOW PRESSURESWITCHTYPE N/A N/AOPEN kPa / psi N/A N/ACLOSE kPa / psi N/A N/APHASE SEQUENCER N/ADISC. THERMOSTAT SETTING °C / F N/AMODEL INDOOR FCN35FV1 FCN40FV1OUTDOOR RN35DV1 RN40DY1SAFETYDEVICEHIGH PRESSURESWITCHTYPE NC NCOPEN kPa / psi 4140 / 600 4140 / 600CLOSE kPa / psi 3310 / 480 3310 / 480LOW PRESSURESWITCHTYPE NC NCOPEN kPa / psi 48 / 7 48 / 7CLOSE kPa / psi 152 / 22 152 / 22PHASE SEQUENCER N/A YESDISC. THERMOSTAT SETTING °C / F N/A 125 / 257MODEL INDOOR FCN50FV1OUTDOOR RN50DY1SAFETYDEVICEHIGH PRESSURESWITCHTYPE NCOPEN kPa / psi 4140 / 600CLOSE kPa / psi 3310 / 480LOW PRESSURESWITCHTYPE NCOPEN kPa / psi 48 / 7CLOSE kPa / psi 152 / 22PHASE SEQUENCER YESDISC. THERMOSTAT SETTING °C / F 125 / 257ALL SPECIFICATIONS ARE SUBJECTED TO CHANGE BY THE MANUFACTURER WITHOUT PRIOR NOTICE.