Specifications

Ignition Pilot Modules
140 customer.honeywell.com 70-6910
S87 Direct Spark Ignition Modules
Provide electronic control of direct spark ignition systems used on
gas fire 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 ignite.
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.
Application: Provide electronic control of direct spark ignition systems
used on gas fired furnaces, boilers, and other heating appliances.
Dimensions, Approximate: 5 1/4 in. high x 4 1/16 in. wide x 1 15/16 in.
long (133 mm high x 103 mm wide x 49 mm deep)
Type of Gas: Natural or LP
Electrical Ratings: 24 Vac
Frequency: 60 Hz
Flame Failure Response Time (sec): 0.8 sec. @ 5.0 microamp
Flame Failure Re-ignition Time (sec): 0.8 sec. maximum
Ignition Sequence: Single trial for main burner ignition (then shut down
and lockout)
Ignition Source: Internal high voltage spark generator
Ignition System Type: Direct Spark Ignition
Maximum Valve Load @ 24 Vac (Amps): 2A
Typical Gas Control: VR8205, VR8305
Typical Ignition Hardware: Q347A
Maximum Ambient Temperature: -40 F to +175 F (-40 C to +79 C)
Product Number Flame Sense Ignition Trial Time (sec) Ignition Trials To Lockout PrePurge Includes
S87B1008 Single Rod 6 sec. 1 None Alarm terminal
S87B1016 Single Rod 11 sec. 1 None Alarm terminal
S87B1024 Single Rod 21 sec. 1 None Alarm terminal
S87B1065 Single Rod 4 sec. 1 None Alarm terminal
S87C1006 Two Rod 6 sec. 1 None
S87C1030 Two Rod 21 sec. 1 None
S87D1004 Two Rod 6 sec. 1 None Alarm terminal
S87D1012 Two Rod 11 sec. 1 None Alarm terminal
S87D1020 Two Rod 4 sec. 1 None Alarm terminal
S87D1038 Two Rod 21 sec. 1 None Alarm terminal
S87J1026 Single Rod 11 sec. 1 30 sec. minimum
S87J1034 Single Rod 21 sec. 1 30 sec. minimum
S87K1008 Two Rod 4 sec. 1 30 sec. minimum

Summary of content (4 pages)