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Fans
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Handy Formulas for Electric Heat
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Multi-Zone Snow-Melt Controller and User Interface
Zones: Up to Five
Function: Automatic Multi-Zone Control
Building Interface: BACnet / Modbus
Communication: RS485
Main controller and user interface for PYRO multi-zone snow- and ice-melting systems.
The King PYROCON19 coordinates up to five snow-melting zones and supports customized zone sequencing, system monitoring, and setup from the local user interface.
BACnet and Modbus communication over RS485 supports connection to compatible building-management systems.
| MODEL | UPC | Item | Description |
|---|---|---|---|
| PYROBOX3/19 | 33765 | Power Box 3 | 4 Zone Controller, 4-30A/2P Contactors, 1-Phase, 240V Max |
| PYROBOX3C/19 | 33766 | Power Box 3C | 3 Zone Controller, 2-50A/3P Contactors, 3-Phase, 600V Max +1 Zone Aux Controller, 1-30A/1P Contactor, 1-Phase, 300V Max |
| PYROBOX5/19 | 33767 | Power Box 5 | 5 Zone Controller, 4-50A/3P Contactors, 3-Phase, 600V Max +1 Zone Aux Controller, 1-30A/1P Contactor, 1-Phase, 300V Max |
| PYROSENSE/19 | 33764 | Snow sensor | Outdoor Snow Sensor |
| PYROCON19 | 33762 | Main Controller | Controller and User Interface panel |

Adjustable temperature setting range 34°F to 44°F. Rugged NEMA 3R enclosure with 1/2” electrical hub.
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Adjustable temperature setting range 34°F to 44°F. Rugged NEMA 3R enclosure with 1/2” electrical hub.
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Electronic snow and ice sensor.
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Adjustable temperature setting range 34°F to 44°F. Rugged NEMA 3R enclosure with 1/2” electrical hub.
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