Tekmar 304P Relay Switching Four Zones With PriorityTekmar 304P Relay Switching Four Zones With Priority Features: Away signal shared between tekmar thermostats CSA approved Compatible with all low voltage thermostats Four ground screws Fuses protect transformers and pumps LED for each zone, priority, end switch and RoomResponse Post purge Priority override Pump exercising RoomResponse signal Top, bottom and back conduit knockouts Two spare fuses included Unlimited zone expansion Zone priority

Tekmar 304P Relay Switching Four Zones With Priority

Features:

• Away signal shared between tekmar thermostats

• CSA approved

• Compatible with all low voltage thermostats

• Four ground screws

• Fuses protect transformers and pumps

• LED for each zone, priority, end switch and RoomResponse™

• Post purge

• Priority override

• Pump exercising

• RoomResponse™ signal

• Top, bottom and back conduit knockouts

• Two spare fuses included

• Unlimited zone expansion

• Zone priority

Specifications:

• Packaged Weight - 5lb
• Control - 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 - Cover: ABS plastic, Base: galvanized steel, NEMA type 1
• Approvals - CSA C US
• Ambient Conditions - Indoor use only, 32 to 122°F (0 to 50°C), RH ≤90% non-condensing
• Power Supply - 115 V (ac) ±10%, 60 Hz, 17.3 A
• Transformer - 40 VA at 24 V (ac), expandable to 80 VA with additional transformer M3069 (sold separately)
• Fuses - T5A 250 V slow blow 5 x 20 mm glass fuse, two spare fuses included
• Control Load - 7 VA at 24 V (ac)
• Pump Relay - 115 V (ac), 5 A, 1/3 hp, 17.3 A combined
  
• Boiler XX End Switch - 24 V (ac), 5 A
• DHW End Switch - 24 V (ac), 5 A
• Mod Boiler Output - 0-10 V (dc) 500 Ω min load impedance, 4-20 mA 1 kΩ max load impedance
  
• Warranty - Limited 3 Year Warranty

Installation Manual