Thermal Solutions EVS SERIES - Thermal Solutions Boiler Control

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modulation rate. For example, the lead boiler can be
congured to start a lag boiler after operating above
90% modulation rate for longer than an adjustable
time. The boilers are modulated in "unison"
(parallel) modulation rate to ensure even heat
distribution.
12. Modbus Communication Interface
A factory congured RS485 Modbus interface is
available for Energy Management System (EMS) or
SCADA system monitoring and control.
FRONT PANEL DISPLAY
B. Thermal Solutions Boiler Control
TM
(TSBC
TM
) Wiring
When wiring to the Thermal Solutions Boiler Control (TSBC™) terminals, see the terminal layout drawing on the following
page or the terminal jacket label, located on the inside surface of the boiler jacket upper front panel. The TSBC™ terminals
are removable for easier eld wiring connection.