Owner manual

8 EH-M2-40 Boiler Operation and Installation Instructions
Field Entry Low Temperature System Note
MODE 4 or 5 4 = Parallel Piping, 5 = Primary/Secondary Piping
STGMODE PID P P
BOIL TARGET 180 180 180 This is for DHW setpoint demand - if used
OUTDR START 70 70 70
OUTDR DSGN -10 -10 -10 May be -20 or -30F depending on area design temp.
BOIL START 70 70 70 This is used in the calculation of slope
BOIL DSGN 180 180 130 Radiant - 130 Wet, 140 or 150F for Dry system
BOIL OUT MAX 200 200 150 Default 200 - Use "FACTORY" Dip Switch to Adjust
Can be set 10F over BOIL DSGN
BOIL MAX 170 170 130 Default 180 - Use "FACTORY" Dip Switch to Adjust
Set same as BOIL DSGN
BOIL MIN 140 140 80 Default 140 - Use "FACTORY" Dip Switch to Adjust
Note:Some heating equipment may require a
minimum water temperature - ie fan coils
DLY Not valid for Electric Boiler application
BOIL MASS 1 N/A N/A
STG DLY Au if PID in STGMODE N/A N/A Minimum time between firing stages
DIFF Au if PID in STGMODE 2 2 On or off of contact = 1/2 differential around target temp
STG DIFF 4 4 Temperature drop at which next stage turns on
ON DLY 1:00 1:00 Time before turning on next stage
OFF DLY 0:30 0:30 Time before turning off next stage
MIN ON 0:30 0:30 Minimum time stage is on before allowed to go off
MIN OFF 0:30 0:30 Minimum time stage is off before allowed to come on
PUMP DELAY Off Off Off
WWSD
0 F
Caution:
"Factory" position on dip switch has to be returned to "Installer" position to prevent unauthorized changes to
Factory settings.
June/9/14
F or C
Field Entry Example for Mode 4 or Mode 5
Basic Monitron II and Minitron M3 Setup
Set the "MODE" to 1 or 2 if an outdoor Sensor is not used (1 = parallel piping, 2 = primary/secondary piping)
Baseboard System
4 or 5
no entry
65