Table A-6: Calibration Menu Item Descriptions - Aerco Benchmark BMK 750 User Manual

Benchmark 750-3000 Boiler Operation, Service, Maintenance Guide - KOREA
APPENDIX A: BOILER MENU DESCRIPTION

TABLE A-6: Calibration Menu Item Descriptions

See Section 2-10 CALIBRATION Menu for a range of choices and the default values.
TABLE A-6: CALIBRATION Menu Item Descriptions
MENU OPTION
1 Stepper Fbk
2 Purge Timer
3 Post Purge Timer
4
IGN Position
5 Ign Pos Hold Tmr
6 FFWD Temp Disply
7 Outlet Tmp Dsply
8 Inlet Tmp Dsply
9 Valv Pos Out Dsp
10 Exhaust Tmp Dsp
11 Exhaust Safety
12 Flue Material
13 Exhst Fault Temp
14 Exhst Module Temp
15
Exhst Warn Temp
16 Exhst Tmp VP Adj
17 Exhst Adj Rate
18 VP Change Rate
19 VP Up Rate
20 VP Down Rate
21 Purge Blwr Offst
22 4-20mA Purge Pct
23 PWM In Adj
24 Analog In Adj
25 Flow In Adj
OMM-0128_0C
GF-206-K
Allows the Air/Fuel Valve stepper motor feedback current to be
calibrated at the 0% (fully closed) and 100% (fully open)
positions. Verification can also be accomplished at the 50%
position.
Allows adjustment of the pre-ignition purge time.
Allows adjustment of the purge time when a unit shuts down.
Allows adjustment of the valve position (Fire Rate) during the
ignition sequence.
Enabled or Disabled.
Enabled or Disabled.
Enabled or Disabled.
Enabled or Disabled.
Enabled or Disabled.
Enabled or Disabled.
Select flue material: PVC, Polypropylene, or stainless
Fault threshold temperature
Decreases Valve Position to lower exhaust temperature.
Flue temperature high warning
VP adjust value
VP adjust rate
Allows adjustment of the Valve Position (Fire Rate) increase rate
when raising the Valve Position. VP Up Rate is defined as
Seconds per Step.
Allows adjustment of the Valve Position (Fire Rate) decrease rate
when lowering the Valve Position. VP Down Rate is defined as
Seconds per Step.
Allows adjustment of the blower speed (Blower Output Voltage)
during the Purge cycle.
Allows adjustment of the blower speed (Blower Output Voltage)
during the Purge cycle when using an Emerson VFD Drive to
control the Blower Motor.
Allows the Pulse Width Modulation (PWM) duty cycle to be
adjusted from -5.0% to +5.0% in 0.1% increments.
Allows adjustment of the analog input from -5.0% to +5.0%.
Allows adjustment of the water Flow Rate Input from
-5.0% to +5.0%.
AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913
Ph.: 800-526-0288
DESCRIPTION
Page 79 of 146
11/29/2017