Preferred FlexFit 110 - Section 4 - Parameters; Flame Safety

Parameters 4-57
FlexFit – Linkageless Control – Revision 1.0
PREFERRED
UTILITIES MFG CORPORATION
PP
AA
RR
AA
MM
EE
TT
EE
RR
SS

Introduction ................................................................................................4-60
Flame Safety ..............................................................................................4-60
Flame Safety > Basic .................................................................................4-60
P1.1.1 Fuel 1 Enable ................................................................... 4-60
P1.1.2 Fuel 2 Enable ................................................................... 4-61
P1.1.3 Purge Sec ........................................................................ 4-61
P1.1.4 MAF/Run Interlocks Safe Start Test ................................ 4-61
P1.1.5 PAF Switch Installed ........................................................ 4-61
Flame Safety > Advanced ............................................................... ...........4-61
P1.2.2 Post Purge Sec ................................................................ 4-61
P1.2.3 FD Fan Start Delay .......................................................... 4-61
P1.2.4 Alarm SP, Flue Temp .......................................................4-62
P1.2.5 Lockout SP, Flue Temp .................................................... 4-62
P1.2.6 Assured Low Fire Cutoff .................................................. 4-62
P1.2.7 HOLD Alarm Delay ..........................................................4-62
P1.2.8 HOLD Lockout Delay .......................................................4-62
P1.2.9 Power Fail Response .......................................................4-62
P1.2.10 Fuel 1 Proof of Closure Installed .....................................4-62
P1.2.11 Fuel 2 Proof of Closure Installed .....................................4-62
Flame Safety > Flex Sequences ................................................................4-62
P1.3.1 Flex Sequences Option ...................................................4-63
P1.3.2 PTFI Ign Xfmr Sec ...........................................................4-63
P1.3.3 Fuel1 MTFI ....................................................................... 4-63
P1.3.4 Fuel2 MTFI .......................................................................4-63
P1.3.5 Fuel1 DSI Option ..............................................................4-63
P1.3.6 Fuel1 DSI MTFI Sec .........................................................4-63
P1.3.7 Fuel2 DSI Option .............................................................4-63
P1.3.8 Fuel2 DSI MTFI Sec ........................................................4-63
P1.3.9 Fuel1 Leak Test Option .................................................... 4-65
P1.3.10 Fuel1 Leak Test Sec ........................................................4-65
P1.3.11 Fuel2 Leak Test Option ....................................................4-66
P1.3.12 Fuel2 Leak Test Sec ........................................................4-66
Fuel-Air .......................................................................................................4-66
Fuel-Air > FD VSD .....................................................................................4-66
P2.1.1 FD VSD Raw Feedback @15 Hz ..................................... 4-66
P2.1.2 FD VSD Raw Feedback @54 Hz .....................................4-66
P2.1.3 Ramp Rate Sec/30Hz, FD VSD .......................................4-66
P2.1.4 Min Hz, FD VSD ...............................................................4-66
P2.1.5 FD VSD Off-Curve Lockout Deadband, Hz ..................... 4-66
Fuel-Air > Aux 2 .........................................................................................4-66
P2.2.1 Aux2 Raw Feedback @25 Pct .........................................4-66
P2.2.2 Aux2 Raw Feedback @90 Pct .........................................4-66
P2.2.3 4-20 Ramp Rate Sec/100%, Aux 2 ..................................4-67
P2.2.4 4-20 Off-Curve Lockout Deadband %, Aux 2 ..................4-67
Fuel-Air > O2 Analyzer ...............................................................................4-67
P2.3.1 Oxygen Analyzer Option ..................................................4-67
P2.3.2 O2 Trim Option ................................................................. 4-67
P2.3.3 Low O2 Alarm SP ............................................................ 4-67
P2.3.4 Low O2 Lockout Option ................................................... 4-67
P2.3.5 Low O2 Lockout SP ......................................................... 4-67
P2.3.6 O2 Curve Deviation Lockout SP ...................................... 4-68
P2.3.7 Low O2 Lockout Delay ..................................................... 4-68
P2.3.8 Oxygen Malfunction Lockout Option ...............................4-68
P2.3.9 O2 Cell Slope Cal Data ....................................................4-68
P2.3.10 O2 Cell Offset Cal Data ................................................... 4-68
P2.3.11 O2 Cell Temp Cal Data .................................................... 4-68
P2.3.12 O2 Cell Cal Data Checksum ............................................4-68
P2.3.13 O2 Low Cal Gas % ..........................................................4-68
P2.3.14 O2 High Cal Gas % ..........................................................4-68
Fuel-Air > O2 Trim ......................................................................................4-68
P2.4.1 Proportional Band, O2 Trim ............................................. 4-68
P2.4.2 Minutes Per Repeat, O2 Trim ..........................................4-69
P2.4.3 SP Lag Time O2 Trim ......................................................4-69
P2.4.4 +/- Max Fire Trim, O2 ....................................................... 4-69
P2.4.5 Min Fire Trim Scaler, O2/Air Trim ....................................4-69
P2.4.6 % Firing Rate Disable, O2 Trim .......................................4-69
P2.4.7 Burner Warm Up Delay Sec, O2 Trim ..............................4-69
Fuel-Air > FGR ........................................................................................... 4-69
P2.5.1 FGR Temp Low Fire Hold Option ....................................4-69
P2.5.2 Release Temp, FGR LFH ................................................. 4-70
P2.5.3 Min Temp., FGR Cutback ................................................ 4-70
P2.5.4 Fuel 1 Cutback % at FGR Min Temp ............................... 4-70
P2.5.5 Fuel 2 Cutback % at FGR Min Temp ............................... 4-70
P2.5.6 FGR Servo Check Mode .................................................. 4-70
Firing Rate .................................................................................................. 4-70
Firing Rate > Basic ..................................................................................... 4-70
P3.1.1 Local Firing Rate Control Source .................................... 4-70
P3.1.2 Thermistor Ohms Adjustment .......................................... 4-71
P3.1.3 Zero, Custom Blr Outlet Xmtr .......................................... 4-71
P3.1.4 Span, Custom Blr Outlet Xmtr ......................................... 4-71
P3.1.5 Dec Pt, Custom Blr Outlet Xmtr ....................................... 4-71
P3.1.6 Thermistor Deg C Option ................................................. 4-71
Firing Rate > Tuning ................................................................................... 4-71
P3.2.1 Proportional Band, Rate PID ........................................... 4-71
P3.2.2 Minutes Per Repeat, Rate PID ........................................ 4-71
P3.2.3 Sec/100%, Ramp Rate, Firing Rate ................................. 4-71
P3.2.4 Rate Max SP .................................................................... 4-72
P3.2.5 Rate Min SP ..................................................................... 4-72
P3.2.6 Rate Local SP .................................................................. 4-72
Firing Rate > 24 Hour Recycle ................................................................... 4-72
P3.3.1 Scanner Check 24hr Recycle Option .............................. 4-72
P3.3.2 Scanner Check Time of Day, xx:00 ................................. 4-72
Firing Rate > Local/Remote Mode ............................................................. 4-72
P3.4.1 CFH Local Mode .............................................................. 4-73
P3.4.2 CFH Start Deviation ......................................................... 4-73
P3.4.3 CFH Stop Deviation ......................................................... 4-74
P3.4.4 Enable Remote Mode ...................................................... 4-74
P3.4.5 CFH Remote Mode .......................................................... 4-74
P3.4.6 Remote Modulation .......................................................... 4-74
P3.4.7 Remote Fault Response .................................................. 4-74
P3.4.8 Remote Rate Cutback SP ................................................ 4-74
P3.4.9 Remote SP Span ............................................................. 4-75
P3.4.10 Remote SP Zero .............................................................. 4-75
Firing Rate > LFH-DHW-Warm Standby ................................................... 4-75
P3.5.1 T27 Options ..................................................................... 4-75
P3.5.2 DHW, Rate PID Override SP ........................................... 4-75
P3.5.3 Low Fire Hold, Override Seconds ................................... 4-75
Firing Rate > Cold Start Warmup ............................................................... 4-75
P3.6.1 Cold Start Warmup Option .............................................. 4-76
P3.6.2 Activate SP, Cold Start .................................................... 4-76
P3.6.3 Deactivate SP, Cold Start ................................................ 4-76
P3.6.4 Setpoint Step, Cold Start ................................................. 4-76
P3.6.5 Firing Rate Step, Cold Start ............................................. 4-76
P3.6.6 Firing Step Override Minutes, Cold Start ........................ 4-76
Firing Rate > Advanced ............................................................................. 4-76
P3.7.1 Operator High Fire Limiter Option ................................... 4-76
P3.7.2 High Fire Limiter, 0-100% ................................................ 4-77
P3.7.3 +/- Avoid Gap, Firing Rate ............................................... 4-77
Draft Control ............................................................................................... 4-77
Draft Control > Basic .................................................................................. 4-78
P4.1.1 Draft Control Option ......................................................... 4-78
P4.1.2 Outlet Damper Purge Position ......................................... 4-78
P4.1.3 Draft @ 4 mA, Xmtr Cal ................................................... 4-78
P4.1.4 Draft @ 20 mA, Xmtr Cal ................................................. 4-78
Section 4 – Parameters