Honeywell S87D direct spark ignition

S87 Direct Spark Ignition Module

• Provides electronic control of direct spark ignition systems used
  on gas-fired furnaces, boilers and other heating appliances
• S87B Uses single electrode for spark ignition and flame sensing,
  includes optional alarm output, use with Q347A spark igniter
• S87D Uses separate electrodes for spark ignition and flame sensing,
  includes optional alarm output, for direct replacement of S825C,D
• S87J Uses single electrode for spark ignition and flame sensing,
  includes 30-second (minimum) delay for use with system prepurge
• Provides electronic control of direct spark ignition systems used on
  gas-fired furnaces, boilers, and other heating appliances
• Control ignition sequence and gas control operation
• Generate high voltage potential for main burner ignition
• Lockout after one trial for ignition if main burner fails to igniter
• Reset from thermostat after lockout
• Use modules (except S87C) with any combination gas control
  designed for direct spark applications and rated 2.0A or less
• CSA Certified