DHS VULCAN Single-Zone Regulator

A single-zone controller for HELIOS-J (single-stage) and HELIOS-D (two-stage) infrared heaters by switching between power levels.

Product Description

One/Two-Stage Power Control
Manages single-stage (On/Off) and two-stage (Min/Max) HELIOS heaters from one unit.
Simple & Programmable
Easy-to-use Siemens thermostat for manual control or set-and-forget weekly programming.
Flexible Weekly Schedule
Set daily time blocks with Comfort/Economy modes and temporary "Party" override.
Scalable from 1 to 6 Units
Control a single heater or expand with OHD3/OHD6 modules for up to 6 heaters.
Dual Enclosure Option
Standard IP20 or rugged IP65 industrial version for demanding environments.

For HELIOS-J (On/Off) and HELIOS-D (Two-Stage) infrared heaters.

Single temperature zone control.

Standard: IP20. Industrial: IP65.

Siemens RDG 260T programmable thermostat.

Model / Accessory	Description	Function
DHS (Base Unit)	Controller with Siemens thermostat.	Controls 1 heater with scheduling.
DHS + OHD3/OHD6	Expansion module for 3 or 6 heaters.	Adds individual unit control (AUTO/MANUAL/OFF).
OHDR3/OHDR6	Standalone manual control box.	Manual-only control (MIN/MAX/OFF) for 3 or 6 heaters.