Honeywell Burner EC7820A- Manuals

2 7800 SERIES EC7810A, EC7820A RELAY MODULES 66-2040 Fig. 1 Mounting dimensions of relay module and wiring subbase in millimeters only. SPECIFICATIONS Table 1A. EC7810A Terminal Ratings. 127 127 BURNER CONTROL 133 M12821 1 REMOVE ONLY FOR TERMINAL TEST ACCESS. 1 a See Table 2. b 2000 VA maximum conn...

4 7800 SERIES EC7810A, EC7820A RELAY MODULES 66-2040 Table 3. Sequence Timing for Normal Operation. * Standby and Run can be an infinite period. ** Waiting Time is determined by the ST7800A Purge Card selected. *** Second Safety Time is Main Trial Time plus Flame Failure Response Time. Electrical Ra...

7800 SERIES EC7810A, EC7820A RELAY MODULES 5 66-2040 Communications: Q7700B1004 Network Interface Unit with universal 100 to 250 Vac, 50/60 Hz external power supply, externalmodem required. QS7800A1001 ControlBus Module, standard.QS7800B1000 ControlBus Module, multidrop.QS7800C1009 ControlBus Module...