Plant Configuration () - LMF Clima HRH Mode D'emploi

5.8. Plant configuration ()

(password) 1




(Plant type)
0*= 2 Pipes (unique changeover coil)
1= 2 Pipes + Heater (cooling coil + electrical post heater)
2= 2 Pipes heating coil


(Air flow control) reboot the controller after setting
0*=OFF
1=Temperature – Proportional Regulation or Manual Speed
2=CO2 (2000ppm) – Proportional* + integral Regulation or Manual Speed
3=Supply air pressure (500Pa) – Integral Proportional Regulation* + derivation
4= PIR (occupant sensor) + Temperature


(Heat exchanger defrost management)
0=Off
1= Preheating
2*= Modulating Fan


(Regulation probe)
0* = BTM (Supply air AI1)
1 = Display (SKW keyboard)
2 = BTR (Return air AI4)


(Enable AIR2 display)
no* - yes


(Remote summer / winter changeover enable) only = yes
no* - yes


(Fire alarm management) only = yes
0*= Off, in case of fire alarm the unit is completely stopped
1= On, in case of fire alarm the dampers are open and the fans run at max speed
2= On, in case of fire alarm the dampers are open and only the return fans runs at max speed


(Water coil antifreeze sensor enable)
no* – yes


(Modbus protocol address)
 1*

(Modbus protocol Baudrate)
0-1-2= not used
3*= 9600 baud
4= 19200 baud


(Modbus protocol parity)
1*= EVEN
2= NONE
 
3= ODD
(Alarm history reset)
  
no
(Password)
1*
* Default value
¹
To apply the changes to the protocol, you need to reboot the controller
firmware 0.26
Electronic Control "HRH-HRS" User Manual

(pass) 1
¹
¹
¹
¹
Rev.06
ENG
EN 14/ 23