Benchmark 750 – 1000 Boiler User Manual - INTERNATIONAL
APPENDIX A: BOILER MENU DESCRIPTIONS
OMM-0119_0A
AERCO International, Inc.
•
100 Oritani Dr.
•
Blauvelt, NY 10913
Page
131
of
170
GF-130-I
Ph.: 800-526-0288
11/03
/2016
Table A-3: Configuration Menu Item Descriptions
See section 3-6 for a range of choices and the default values.
The
Configuration
menu settings are Factory-Set in accordance with the requirements specified
with each individual order. No changes will be required under normal operating conditions.
CONFIGURATION MENU
MENU OPTIONS
DESCRIPTION
1
Internal Setpoint
Allows internal setpoint to be set from 40°F to 240°F (4.4
°C to
115.6°C)
2
Unit Type
Can be one of the following: BMK Blr Std, BMK Blr Std Dual,
BMK Blr LN, BMK Blr LN Dual.
3
Unit Size
Sets unit size, depending on the Unit Type:
Benchmark 750 – 750 MBH (220 kW)
Benchmark 1000 – 1000 MBH (293 kW)
4
Fuel Type
Allows selection of Natural Gas or Propane.
5
Boiler Mode
Only if Unit Type = Boiler.
Allows selection of: Constant
Setpoint, Remote Setpoint, Direct Drive, Combination, or
Outdoor Reset Mode.
6
Remote Signal
Only available if Mode = Remote Setpoint, Direct Drive or
Combination. Used to set the type of external signal which will
be used when operating in the Remote Setpoint, Direct Drive
or Combination Mode.
7
Outdoor Sensor
Allows outdoor sensor function to be set to Enabled or
Disabled.
8
Bldg Ref Temp
Only available if Boiler Mode =
Outdoor Reset
. Allows the
building reference temperature to be set when operating a
Heating Boiler in the Outdoor Reset Mode.
9
Reset Ratio
Only available if Boiler Mode =
Outdoor Reset
. Permits setting
of Reset Ratio when operating Heating Boiler in the Outdoor
Reset Mode.
10 System Start Tmp
Only if Outdoor Sensor =
Enabled
. This menu item allows the
system start temperature to be set.
11 Setpt Lo Limit
Used to set the
minimum
allowable setpoint, from 40°F (4.4
°C)
up to the Setpt Hi Limit.
12 Setpt Hi Limit
Used to set the
maximum
allowable setpoint, from the Setpt Lo
Limit up to 210°F (98.9
°C)
.
13 Temp Hi Limit
This is the maximum allowable outlet temperature, up to 210°F
(98.9
°C)
. Any temperature above this setting will turn off the
unit. The temperature must then drop 5°F (2.75
°C)
below this
setting to allow the unit to run.
14 Max Valve Position
Sets the maximum allowable valve position for the unit.
15 Pump Delay Timer
Specifies the amount of time, up to 30 minutes, to keep the
pump running after the unit turns off.
