Typical usage of segments:
ot OpenTherm master detected
i1 + i2 Installer mode indication
rf1 + rf2 Not used
reset1 Indication of possibility to reset lockout error
reset2 Not used
spn Installer+ mode indication
stb Suspend mode indication
otc Outside temperature sensor is connected
ch Indication of CH service or CH setpoint adjustment when blinking
sun Summer indication
pmp Pump activity indication
m Flame presence indication
doff DHW-off (eco) indication
dhw Indication of DHW service or DHW setpoint adjustment when blinking
dgr Degree symbol
bar Bar (pressure) symbol
col No specic usage
P1 Detected slave DSP device in chain below
P2 Various functions -mainly answer button indicator
P3 On, when information is related to MAXSYS1
P4 Detected master DSP device in chain above
P5 Not used yet
P6 On, when information is related to MAXSYS0
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