Honeywell RM7898A1000 User Manual

RM7898A 7800 SERIES VALVE PROVING PRIMARY RELAY MODULES
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Gas Direct Spark Ignition during VPS Selection (powering terminal 19) automatically chooses 4 second Ignition Trial
Period, regardless of configuration of resistor JR1 status.
CAUTION
The above options are ONLY suggestions—BE SURE to check local approval agencies for timings acceptable
for your application.
RM7898A IGNITION OPTIONS
NOTE: For the following images, N.C. = Not Connected.
Direct Spark Ignition Intermittent Pilot K 3
Direct Spark Ignition Direct Spark Ignition L 2
VALVE PROVING
Single Fuel
10 Sec. Interrupted PIlot M - -
Intermittent Pilot N - -
Direct Spark Ignition O - -
Dual Fuel
Gas Oil P 2
10 sec. Interrupted Pilot 10 sec. Interrupted Pilot Q 3
10 sec. Interrupted Pilot Direct Spark Ignition R 4
10 sec. Interrupted Pilot Direct Spark Ignition S 3
Intermittent Pilot 10 sec. Interrupted Pilot T 3
Intermittent Pilot Direct Spark Ignition U 4
Direct Spark Ignition 10 sec. Interrupted Pilot V 3
Direct Spark Ignition Intermittent Pilot W 3
Direct Spark Ignition Direct Spark Ignition X 3
Table 16. Ignition options. (Continued)
IGNITION OPTIONS
DRAWING I.D.
CODE
FUEL CHANGEOVER POLES
REQUIRED
NO VALVE PROVING

Honeywell RM7898A1000 Specifications

General

Brand	Honeywell
Model	RM7898A1000
Category	Control Unit
Language	English