ENGLISH
Communication parameters
From menu 23, by entering the "modbus" submenu, it is possible to modify the following parameters relating to RS485 # 2:
Slave Address: from 1 to 254, default 1
Baud Rate: 9600/19200, default 19200
parity: NONE
Comands
Read Coil (Function Code = 01)
Read Holding Registers (Function Code = 03)
Read Input Register (Function Code = 04)
Write Multiple Coils (Function Code =15)
Write Multiple Holding Registers (Function Code = 16)
Parameter map
VARIABLE
ON/OFF
OPERA TING SPEED
TEMPERATURE SETPOINT 1
(SP1) - BYPASS
TEMPERATURE SETPOINT 2
(SP2) - POSTHEATER
SPEED 1 SUPPLY (V1S)
SPEED' 2 SUPPLY (V2S)
SPEED' 3 SUPPLY (V3S)
SPEED' 4 SUPPLY (V4S)
(IF EXISTING)
SPEED' 1 EXHAUST (V1H)
SPEED' 2 EXHAUST (V2H)
SPEED' 3 EXHAUST (V3H)
SPEED' 4 EXHAUST (V4H)
ENABLING TIME BANDS
MINIMUM SPEED
ALLOWED (VMIN)
MAXIMUM SPEED
ALLOWED (VMAX)
RELATIVE HUMIDITY HR%
AIR QUALITY VOC
TEMPERATURE NTC 1 (INT) 16BIT-INT
TEMPERATURE NTC 2 (EST) 16BIT-INT
TEMPERATURE NTC 3 (EXH) 16BIT-INT
TEMPERATURE NTC 4 (SUP) 16BIT-INT
BYPASS ACTIVE
NOFROST ACTIVE
POSTHEATER ACTIVE
ALARM PRESENCE
48
TYPE
BOOL
16BIT-INT
16BIT-INT
16BIT-INT
16BIT-INT
16BIT-INT
16BIT-INT
16BIT-INT
16BIT-INT
16BIT-INT
16BIT-INT
16BIT-INT
BOOL
16BIT-INT
16BIT-INT
16BIT-INT
16BIT-INT
BOOL
BOOL
BOOL
16BIT-INT
PERMITS VALUES
TRUE, FALSE
1,2,3,4
15 ÷ 30
10 ÷ 25
VMIN ÷ V2S
V1S ÷ V3S
V2S ÷ V4S
V3S ÷ VMAX
VMIN ÷ V2H
V1H ÷ V3H
V2H ÷ V4H
V3H ÷ VMAX
TRUE, FALSE
0 ÷ VMAX
VMIN ÷ 100
0 ÷ 100
0 ÷ 100
-40 ÷ 60
-40 ÷ 60
-40 ÷ 60
-40 ÷ 60
TRUE,FALSE
TRUE,FALSE
TRUE,FALSE
(*)
READ/WRITE
W/R
W/R
W/R
W/R
W/R
W/R
W/R
W/R
W/R
W/R
W/R
W/R
W/R
R
R
R
R
R
R
R
R
R
R
R
R
ADDRESS
16399
16400
16401
16402
16403
16404
16405
16406
16407
16408
16409
16410
16411
8961
8964
8974
8975
8976
8977
8978
8979
8981
8982
8983
8984