Fike System Sensor 4451HT Plug-in 190°F Thermal Detector A05-0236

4451HT 190 Detector Overview solid state thermistor sensing 88 fixed temperature against back pressure standby current tamper resistant feature retardant Noryl plastic field viewing angle of the alarm LEDs plug in of the head to base screws for easy wiring listed for 50 ft spacing warranty 4451HT fixed intermediate temperature thermal detector is designed to the stringent performance requirements of industrial and municipal fire systems 4451HT thermal detector contains a unique dual thermistor sensing circuit provide both maximum performance and solid state reliability An RA400Z LED annunciator is available as an optional accessory Voltage base dependent chart below Current microamps ounces 150 g Base Selection Guide inches 104 mm inches 53 mm retardant noryl plastic Temperature to 150 0 to 66 Range to 93 RH noncondensing Point 88 C to 18 gauge pair recommended Model No Type Limit Resistor Contact Type Voltage Draw on Alarm mA A C A C Supy C VDC VDC VDC VAC VDC VDC VDC mA AC Max contingent on panel compatibility Must be limited by control panel base B401B and B401 bases are capable of 12 24 VDC operation they cannot be used with the 4451HT in 12V applications Contact Ratings Resistive or Inductive 60 power factor load A C at 30VAC DC at 110VDC 2.0A at 30VDC at 125VAC 2.0A at 30VAC Guide FAULT TOLERANT WIRING Wiring Diagram VAC VAC C CIRCUIT C BLK CIRCUIT Wiring Diagram CIRCUIT NFPA CLASS WIRING Wiring Diagram Wiring Diagram Information No temperature thermal detector with alarm point 190 88 Must be mounted to one of the B40X bases listed above order separately No as above Canadian model Annunciator for 2 or 4 wire systems 3 Use most 400 Series plug in detector bases Fits standard single gang electrical box Mounting Kit Provides for entry of surface wiring Use with B401 or B401R mounting bases only Sensor Sales and Service Sensor Headquarters Ohio Avenue Charles IL 60174 800 SENSOR2 630 377 6495 On Demand x3 www systemsensor com Sensor in Canada 905.812.0767 905.812.0771 Sensor in Europe 011.44.1403.276500 011.44.1403.276501 Sensor in China 011.86.29.524.6253 011.86.29.524.6259 Sensor in Singapore 011.65.273.2230 011.65.273.2610 Sensor in the Far East 011.852.21919003 011.852.27366580 Sensor in Australia 011.613.54.281.142 011.613.54.281.172 Sensor in India 011.91.11.558.2119 011.91.11.567.6815 2000 System Sensor The company reserves the right to change product specifications without notice