Gf-120, Benchmark 1.5ln low nox boiler – AERCO BMK 1.5 LN October 2012 User Manual

Page 113

Advertising
background image


GF-120

Benchmark 1.5LN Low NOx Boiler

APPENDIX A

OMM-0041_0E

I

nstallation, Operation and Maintenance Manual

MENU ITEMS

PR1: 10/18/12 AERCO International Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 • Ph: 800-526-0288 Page 113 of 166


Table A-1: Boiler Menu Item Descriptions-Continued

MENU LEVEL & OPTION

DESCRIPTION

CONFIGURATION MENU

Internal Setpoint

Allows internal setpoint to be set. Default is 130°F.

Unit Type

Allows selection of KC Boiler, KC Boiler LN, BMK
Boiler Std, BMK Blr Std Dual, BMK Boiler LN, BMK
Blr LN Dual, KC Water Heater, KC Wtr Heater LN,
Innovation WH

Unit Size

Sets unit size from 600 MBH to 3000 MBH
depending on the Unit Type.

Fuel Type

Allows selection of Natural Gas or Propane

Boiler Mode

It allows selection of: Constant Setpoint, Remote
Setpoint, Direct Drive, Combination, or Outdoor
Reset Mode. Default is Constant Setpoint Mode.

Remote Signal

Used to set the type of external signal which will be
used when operating in the Remote Setpoint, Direct
Drive or Combination Mode. The factory default is
4-20 mA/1-5V.

Bldg Ref Temp

Allows the building reference temperature to be set
when operating a boiler in the Outdoor Reset Mode.
Default is 70°F.

Reset Ratio

Permits setting of Reset Ratio when operating boiler
in the Outdoor Reset Mode. Reset Ratio is
adjustable from 0.1 to 9.9. Default is 1.2.

Outdoor Sensor

Allows outdoor sensor function to be enabled or
disabled. Default is disabled.

System Start Tmp

If outdoor sensor is enabled, this menu item allows
the system start temperature to be set from 30 to
100°F. Default is 60°F.

Setpoint Lo Limit

Used to set the minimum allowable setpoint (40°F to
Setpoint Hi Limit). Default is 60°F

Setpoint Hi Limit

Used to set the maximum allowable setpoint
(Setpoint Lo Limit to 195°F). Default is 195°F.

Temp Hi Limit

This is the maximum allowable outlet temperature
(40 to 210°F). Any temperature above this setting
will turn off the unit. The temperature must then drop
5° below this setting to allow the unit to run. Default
Hi Limit is 195°F.

Max Valve Position

Sets the maximum allowable valve position for the
unit (40% to 100%). Default is 100%.

Advertising