AERCO BMK 1500-2000 - Manual (Page 42)

Benchmark 1500 - 2000 Boilers
CHAPTER 3 – OPERATION
Page 42 of 188 AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 OMM-0097_0D
Ph.: 800-526-0288
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Table 3-4: Configuration Menu - Continued
Menu Item Display
Available Choices or Limits
Default
Minimum Maximum
Max Valve Position 40% 100% 100%
Pump Delay Timer 0 min. 30 min. 0 min.
Aux Start On Dly 0 sec. 120 sec. 0 sec.
Failsafe Mode Shutdown or Constant Setpt Shutdown
Low Fire Timer 2 sec. 600 sec. 2 sec.
Setpt Limiting Enabled or Disabled Disabled
Setpt Limit Band 0°F 10°F 0
Network Timeout 5 Sec 999 Sec 30 Sec
HI DB Setpt EN 0% 100% 30%
Demand Offsert 0 25 0
Deadband High 0 25 0
Deadband Low 0 25 0
DO NOT CHANGE the Analog Output Menu Item from its Default
setting (Valve Position 0-10V).
3.7 TUNING MENU
The Tuning Menu items in Table 3-5 are Factory set for each individual unit. Do not change
these menu entries unless specifically requested to do so by factory-trained personnel.
Table 3-5: Tuning Menu
Menu Item Display
Available Choices or Limits
Default
Minimum Maximum
Prop Band 1°F 120°F 8°F
Integral Gain 0.00 2.00 1.6
Derivative Time 0.0 min 2.00 min 0.10 min
Warmup Prop Band 0°F 120°F 95°F
Warmup Int Gain 0 2.00 0.50
Warmup PID timer 0 sec. 240 sec. 20 sec.
Reset Defaults? Yes, No, Are You Sure? No
CAUTION