WIRING CONNECTIONS
HeatNet Control V3
Page 72
Figure 56
Relays, Interlocks and Boiler Status
The Highest priority
Low Voltage
Interlocks, 24VAC
Factory ------------------------------
Water Flow Switch-----------------
Operator------------------------------
Spare for user or Factory ------
Gas Pressure (High & Low) -----
Variable Frequency Drive --------
Low Water Cutoff-------------------
SYSTEM FLOW PROVE ---------
1
2
3
4
5
6
7
8
Low Fire Hold:
Fires the boiler at
the minimum rate while in
Calibrate. This functions exactly
as the T1 input
Calibrate:
Allows adjustment of
the Minimum Fire, Maximum
Fire, and Pilot Ignition settings.
Combustion proving switch
from Combustion Air Damper.
Remote 120 VAC
Operator
USB and Flashdrive Ports:
Used by HeatNet Pro and
updating firmware.
Local Pump or
Power Open/ Power Close Valve
DHW Pump or
Power Open/ Power Close Valve
Stage Control
Damper Control
Alarm
JUMPER
WIRE if
not used
Summary of Contents for FUTERA XLF Series
Page 27: ...CONTROL METHODS HeatNet Control V3 Page 27 Figure 25 Base loading relay...
Page 67: ...WIRING CONNECTIONS HeatNet Control V3 Page 67 Figure 49 Jumper Dip Switch Locations...
Page 73: ...WIRING CONNECTIONS HeatNet Control V3 Page 73 Figure 57 Temperature sensors...
