DEFAULT SETTINGS & MENU ITEM DESCRIPTIONS
HeatNet Control REV 1.38-1
Page 53
PASSWORD
AAAAAA
Provides a limited access for security, though restoring
system defaults will reset the password to the value
“AAAAAA”
COMMUNICATIONS
BAUD
19200
1200, 2400,
4800, 9600,
19200, 38400
This is the Baud rate for serial communication from the
MODBUS port. Selectable from 1200, 2400, 4800, 9600,
19200, 38400.
DATA FORMAT
8E1
8E1, 8N1,
8N2, 8O1
8 bits -Even Parity -1 stop bit, valid settings: 8E1, 8N1, 8N2,
8O1
SETPOINT TIMER
YES
If set to ‘YES”, the setpoint timer is enabled and requires a
periodic update of its value to keep from timing out and
retuning control to
the
H-Net control. If set to “NO”, MODBUS always has control
and on a loss of MODBUS communications, H-Net does not
assume control.
LOAD DEFAULTS
FACTORY CAL?
Selecting YES will load just the factory calibration values:
MIN VFD, MAX VFD and IGN VFD.
FACTORY RESET?
NO
Selecting YES will load all factory defaults except the
Calibration values, HeatNet, and Modbus addresses.
SYSTEM
BOILER TYPE
FIRING PRIORITY:
2
1 or 2
There are (2) Priority settings used by the MIXED boiler
rotation algorithm. Priority 2 is the default and lowest priority.
Priority 1 is the highest priority. A Priority may be assigned
to a set of boilers which fires and rotates based on time and
is independent of the other Priority set.
BTU IN
2000,000
This is the BTU input rating of the boiler. This value is not
used with this version and is displayed only for reference.
CONDENSING
YES
This defines a boiler as condensing or non-condensing. This
value is not used with this version and is displayed only for
reference and future applications.
OIL DIRECT FIRE
NO
Selecting YES will skip the
PILOT
stage of the ignition
sequence and display PRE PURGE until the
MAIN
valve
opens.
LOAD FIRMWARE
NO
Answering YES deletes the existing Firmware and allows a
firmware update.
OPTION:
NO OPTION
NO OPTION
DUAL FUEL
BASE LOAD
When set to DUAL FUEL, input T3/ RESERVED, OPTION
input is used to control the DUAL FUEL OPTION relay via K8
contacts on J4.2 &.6. When set to NO OPTION the input
T3/RESERVED, OPTION relay K8 on J4.2 &.6 is inactive.
When set to BASE LOAD, the Option Relay K8 on J4.2 &.6
is used as an enable contact for a base load boiler. The J4.1
&.5 0-10vdc/4-20mA output is used to modulate the base
load relay if it is of the modulating type.
