intech 21 OPLC-2100, Operation Manual

Page: 7 / 15

OPLC-2100 Operation Manual
CONFIDENTIAL
21 Harbor Park Dr. N, Port Washington Phone: 516.656.72211 Fax: 516.626.7201
7
AUTO:xx% HeatUp ExtCycle ON:E Appear after Purge state if SYSTemp < HeatUpSP. Controller will be on HeatUp state
either SYSTemp > HeatUpSP or HeatUpTime is expired.
E = Current minutes boiler is ‘On’.
AUTO:xx% CoolDn ExtCycle OFF:E
Appear after ‘OFF’ part of Cycle (on D/N:Norm state) if SYSTemp > CoolDwnSP.
Controller will be on CoolDn state either SYSTemp < CoolDwnSP or CoolDwnTime is
expired. E = Current minutes boiler is ‘Off’.
AUTO:50% FailSf Cyc:F/F ON:G
Cyc:F/F OFF:E Fail Safe - Out Door Temperature Sensor fail, the controller sets 50% heating Cycle.
F = CL/2; G = Current minutes boiler is ‘On’ or E = Current minutes boiler is ‘Off’.
AUTO:0% Summer No Modulation No-heating season
M_Set:xx%
Purge aa.a ps FR=yy.y%
ttsec LFR = zz.z%
Same as for the AUTO mode of operation (see Purge description above)
PPrg aa.a ps LFR=yy.y%
ttsec LFR=zz.z%
aa.b ps FR=0.0%
See PPrg on the ‘OFF’ operation description
Cyc:A/B ON:E
or
Cyc:A/B OFF:H
Regular Cycle. Same as for the AUTO mode of operation.
Manual OFF PPrg aa.a ps LFR=yy.y%
ttsec LFR=zz.z%
aa.b ps FR=0.0%
(see Post Purge description above)
Manual ON Purge aa.a ps FR=yy.y%
ttsec LFR=xx.x%
(see Purge description above)
SET Firing Rate Option: Press ‘Enter’ at any time and ‘Down’ key (or ‘UP’ key several times in Manual
ON only). (f1M_ON ==1)
aa.apsi SFR=nn.n%
Press ‘Enter’
(f1M_ON ==1)&&(fM_OnPruf ==1)
aa.apsi SFR=mm.m%
Press ‘Up’ or ‘Down’ Key
bb.cpsi FR=yy.y%
Press ‘Enter’ or ‘Esc’ to quit from the option
Press ‘Up’ or ‘Down’ Key To display other information’s (scroll information).
1. Option – possibility to change Firing Rate on +/- 0.8% by pressing ‘Up’ or ‘Down’ key;
(SFR – Set Firing Rate (increment/decrement) current Gas Valve position.)
(FailSf )