Greenheck Duct Heaters Series IDHB and IDHC (478052) - Manual (Page 5)

Installation Details for Electric Duct Heaters Equipped with SSR’s or
Electronic Step Controllers (including SSR Vernier Control)
This heater is designed to accept an analog control
signal. The heater will need to be supplied with either
a 0 to 10 VDC, 2 to 10 VDC or a 4 to 20 mA signal.
Interconnection of a Viconics C1025 stand alone thermostat and a
duct heater with electronic step controller or SSR control.
Without Remote Sensor With Remote Sensor
Note: Do not adjust dip switches on thermostat
Viconics C1025-11
Room Thermostat
Viconics C1025-11
Room Thermostat
Viconics S61 Remote
Sensor
Duct Heater
Signal
Interface
Module
Duct Heater
Signal
Interface
Module
Note: This heater will not operate with a
standard 24 VAC control signal.
Do not adjust any dip switches on the
controls within the heater! They are
factory set-control signal is determined
by interface module connection.
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