sauter Equitherm EQJW 125, Руководство пользователя

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EQJW 125: Heating controller
Communication functions
48
7001029003 A
© Fr. Sauter AG
Read and write calendar switching commands via Modbus
The 20 holding registers from 42500 to 42519 contain the 20 possible
calendar switching commands as per the table below:
Command Date
Numerical
value
(decimal)
1 3 1 1 2 13112
1 = stand-by mode
2 = reduced mode
3 = normal mode
Notes on the weekly and calendar switching programme:
All registers for unused switching commands should contain the numerical
value of 0.
The switching commands should be entered in chronological order (time or
date); the first command of the day or year should, therfore, be
'Command1'.
6.3.2 Modbus data points (coils)
Number of
coil register
Description Comments Set
(Coil = 0)
Delete
(Coil = 1)
Coil = 0
means
Coil = 1
means
4 Collective bit Control of all functions Yes No As
specified
Auton.
57 Bit for terminal 6 Heating medium pump ( see coil
register 96)
Yes Yes Off On
89 Bit for operating
mode
Switch over operating mode
(see holding register 40106)
Yes No As
specified
Auton.
90 Bit for final control
element
Control of final control element
(see holding register 40107)
Yes No As
specified
Auton.
96 Bit for heating
medium pump
Control of heating medium pump Yes No As
specified
Auton.
116 Bit for setpoint value
TF Calculation of the setpoint value for
TF Yes No As
specified
Auton.
150 Manual mode Enable manual mode Yes Yes Inactive Active
157 Disable modem Dialling the control station via modem
if a fault occurs is disabled (see
CP23)
Yes Yes Inactive Active