Page 63 of 97 PN: 106417-05
CH Modbus STAT
0 = no demand
1 = demand
When this register is not written
every “Modbus Command Time
Out” parameter seconds (default
30 seconds), CH Modbus Stat is
reverted to 0, no demand.
LL CH Modbus STAT
0 = no demand
1 = demand
When this register is not written
every “Modbus Command Time
Out” parameter seconds (default
30 seconds), CH Modbus Stat is
reverted to 0, no demand.
Use this register to change the
boiler setpoint.
When this register is not written
every “Modbus Command Time
Out” parameter seconds (default
30 seconds), setpoint reverts to
local setpoint. valid range 60 F to
190 F
Use this register to change the
multiple boiler Sequencer
setpoint.
When this register is not written
every “Modbus Command Time
Out” parameter seconds (default
30 seconds), setpoint reverts to
local setpoint. valid range 60 F to
190 F
Building Automation may send the
controller the outdoor air
temperature. Use this register to
change the outdoor temperature.
When this register is not written
every “Modbus Command Time
Out” parameter seconds (default
30 seconds), temperature is set to
bad data quality and outdoor air
reset is set back to local setpoint.
valid range -40 F to 302 F
Use this register to drive individual
boiler firing rates. This register is
used when firing rate control is
performed by an external Energy
Management System. Firing rate
reverts to local control when
register is not written every
“Modbus Command Time Out”
parameter seconds (default 30
seconds), Range is 0 to 200 %
provides 0-100% firing rate.
Speed of the combustion air
blower in rpm
This parameter sets the amount of
time the control will wait for input
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