Honeywell RA890F1718 120 Vac Protectorelay

Description

Overview
Primary control provides solid state, electronic flame safeguard protection for industrial and commercial single or dual fuel burners for rectification type flame detection.
Features
Uses rectification principle of electronic flame detection.
Replaces RA890E in most applications and mounts on same Q270A1024 Subbase.
Recycles if flame signal lost while in Run. Failure to establish pilot results in a lockout.
Safe-start check prevents start-up if flame-simulating failure occurs in flame detector circuit.
Includes built-in protection against ignition crossover in flame rod systems.
Includes SPDT alarm contacts.
Solid state circuitry.
Mounts and removes easily through use of captive mounting screws.
Mounting base is made of strong thermoplastic.
Product Specifications
ApplicationEither a line or low voltage controller can be usedDimensions (in.)5 in. high x 5 in. wide x 4 3/4 in. deep (including subbase)Dimensions (mm)127 mm high x 127 mm wide x 121 mm deep (including subbase)Temperature Range (F)-20 F to 115 F @ 60 Hz,-20 F to +105 F @ 50 HzTemperature Range (C)-29 C to +40 C @ 50 Hz,-29 C to +46 C @ 60 HzFrequency50 Hz; 60 HzApprovals, Underwriters Laboratories Inc.Component Recognized: File No. MP268, Guide No. MCCZApprovals, CSACSA Certified: File no. LR95329-1Voltage120 VacFlame Failure Response Time (sec)3.0 secSafety Switch Timing30 secondsAlarm Relay SwitchingSPDTApprovals, Factory MutualApproved: Report No. J.I.OK389.AF