Note: This product has a custom TFI of 240 sec. The 35-70 is a 120 VAC direct spark ignition control for controlling a gas valve to ignite LP or natural gas burner equipment and applications providing a 120 VAC operating signal. The microprocessor circuit design provides accurate, repeatable timing sequences for ignition times and purge (pre-) times as well as multiple attempts for ignition, an automatic reset time, and flame sensing during pre-purge. On-board diagnostics with LEDoutput provide troubleshooting assistance to ensure safe, efficient burner operation. Features: 3 Housing Configurations (Housing & Cover - Dust & Foreign Object Protection, Open Board with Separation - Saves Space & Cost, Potted - Washdown & Extreme Vibration Protection) 2 Wiring Options (1/4" Quick Connects & Multi-Pin Connector) 2 Test for Ignition Options (1 & 3 Attempts) 4 Test for Ignition Times (4, 7,10, 15 Seconds, & Custom Times Available) 2 Flame Direction Options (Spark & Single Direction & Remote Direction) 2 Reset Options - Thermostat/Off & Auto (1 Hour Reset) LED Diagnostics - 3 Error Codes for Accurate Troubleshooting Flame Current Test Pins - Instant Access to Circuitfor Troubleshooting Polarity Insensitive - Reduces Possibility of Miswiring Specifications: Product Type: Ignition Control Ignition Type: Direct Spark Ignition Flame Direction: 1mA minimum Temperature Range (F): -40F to 175F Voltage: 120V Gas Type: Natural or Manufactured LP