Honeywell EC7830A - Page 9

EC7830, RM7830A,EC7850A,RM7850A 7800 SERIES RELAY MODULES
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66-1092—2
Table 3C. RM7850A Terminal Ratings.
a
See Table 2.
b
2000 VA maximum connected load to relay module.
c
Honeywell has tested this output at 9.8A at PF = 0.5, 58.8A inrush for 100,000 cycles
(EN298 approval does not require this test).
d
Total load current, excluding Burner/Boiler Motor and Firing Rate Outputs cannot exceed 5A, 25A inrush.
e
Can also be 24 Vac, 3A at PF = 0.5.
Terminal No. Abbreviation Description Ratings
G  Flame Sensor Ground
a

Earth G  Earth Ground
a

N  Line Voltage Common(Neutral) 
3 AL Alarm (Normally Open) 120 Vac, 1A, 10A inrush for 5000 cycles.
4 L1 Line Voltage Supply (L1) 120 Vac, (+10/-15%), 50/60 Hz (±10%).
b
5 FAN Burner/Blower Motor 120 Vac, 4A at PF = 0.5, 20A inrush.
c
6 RT Limits and Burner Control 120 Vac, 1 mA.
7 LD2 Airflow Switch Input 120 Vac, 5A.
8 PV1 Pilot Valve 1 (Interrupted) 120 Vac, 4A at PF = 0.5, 20A inrush.
d
9 M V Main Fuel Valve 120 Vac, 4A at PF = 0.5, 20A inrush.
d
10 IGN Ignition 120 Vac, 2A ignition.
d
F(11)  Flame Signal 60 to 220 Vac, current limited.
12 HI Firing Rate High Fire 120 Vac, 0.5A at PF = 0.5.
e
13 COM Firing Rate Common 120 Vac, 0.5A at PF = 0.5.
e
14 MOD Firing Rate Modulate 120 Vac, 0.5A at PF = 0.5.
e
15 LO Firing Rate Low Fire 120 Vac, 0.5A at PF = 0.5.
e
16  Alarm (normally closed) 120 Vac, 1A, 10A inrush for 5000 cycles; carry 5A for
250,000 cycles.
17 ES2 Preignition Interlock Input 120 Vac, 1 mA.
18 ES1 Low Fire Switch Input 120 Vac, 1 mA.
19 ES3 High Fire Switch Input 120 Vac, 1 mA.
20 LOS Lockout Input 120 Vac, 1 mA.
21 PV2 Pilot Valve 2 (Intermittent) 120 Vac, 4A at PF = 0.5, 20A inrush.
s
22 SHTR Shutter Shutter drive for dynamic self-check flame sensor.