Assortment / System Description

Fan coil application
Electric reheater
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Y Output signal TR Room temperature
YH1 1-stage electric reheater SpH Effective heating setpoint
YH2 2-stage electric reheater YH Hot water heating coils
Figure: 2-stage electric reheater
Y Output signal TR Room temperature
YR Modulating electric heating coils SpH Effective heating setpoint
YH Hot water heating coils
Figure: Modulating electric reheater
Electric heating coils, controlled via an analog output on the DXR2, can receive
an enable via a relay or Triac on the DXR2.
A binary overtemperature (open contact) protection can be connected on the
DXR2 for all versions of the electric reheater application. The application
switches off the electric reheater at device protection priority if
overtemperature protection is enabled.
Description Name Default value
Enable overtemperature input
0:No
1:Yes
EnOvrTDetIn 0:No
WARNING
Electric heat coils require safety limit thermostat
Improper installation of electric heating coils can result in fire and cause
destruction of life and property.
● Install a high temperature cut-out switch on all electric heating elements.
● Ensure that all wiring and installation conform to applicable safety codes
and regulations.
Actuators
Safety thermostat