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304P

Part of the 304P Series

Ordering Code: 304P

UPC: 779655030402

Switching Relay, Four Zones with Priority

 

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  • Away signal shared between tekmar thermostats, four ground screws
  • Priority override, pump exercising
  • CSA approved
  • Unlimited zone expansion, zone priority
  • RoomResponse (TM) signal, compatible with all low voltage thermostats
  • Two spare fuses included
  • Post purge, LED for each zone, priority, end switch and RoomResponse (TM)
  • Top, bottom and back conduit knockouts
  • Fuses protect transformers and pumps
Specifications
Agency Approvals CSA C US
Ambient Conditions Indoor use only, 32 to 122 degrees F (0 to 50 degrees C), RH less than or equal to 90 percent non-condensing
Control Load 7 VA at 24 V (ac)
Control Type Microprocessor control, this is not a safety (limit) control
Dimensions 8-3/16" H x 10-11/16" W x 2-3/8" D (208 x 271 x 60 mm)
Enclosure Material Cover: ABS plastic, Base: galvanized steel
Enclosure NEMA Rating NEMA 1
End Switch Relay Boiler, DHW 24 V (ac), 5 A
Fuses T5A 250 V slow blow, two spare fuses included
Mod Boiler Output1 0-10 V (dc) 500 ohms min load impedance
Mod Boiler Output2 4-20 mA 1 k ohms max load impedance
Power Supply 115 V (ac) plus / minus 10 percent, 60 Hz, 20 A
Pump Relay 115 V (ac), 5 A, 1/3 hp, 17.3 A combined
Transformer 40 VA at 24 V (ac), expandable to 80 VA with additional transformer M3069 (sold separately)
Zoning - Thermostat Type Switching Relay