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MIW-RDCV-EN-002 - 27 / 04 / 2017
11 - 17
Table 1 Adjustable parameters
Parameter
Minimum
Maximum
Default value
Menu
Run mode
0 = Manual
1 = Automatic
0
1
0
Run
Minimum output
value (%)
0
80
20
Lo
Maximum output
value (%)
40
100
100
Hi
Output type
0 = 0—10 VDC
1 = 0—20 mA
2 = PWM
0
2
0 (0—10 VDC)
Output type
Open collector
(1)
0 = Open collector
1 = Internal supply
0
1
0 (Open collector)
Open
collector
Network setting
Net settings
Baud rate
0
6
2 (19.200 bps)
baudrate
Parity
0
2
1 (Even)
Parity
NBT Resistor
(2)
0
1
0 (Not connected)
NBT resistor
(1)
Open collector is only relevant when output type is set to 2 (PWM). See
Fig. 5
.
(2)
If your unit starts or terminates the Modbus RTU network, enable the NBT resistor. See
Examples 1
and
2
above.
Table 2 Automatic mode - additional parameters
Parameter
Minimum
Maximum
Default value
Menu
Initial displayed value during run
(4)
I = input value (%, ppm,
º
C, Pa)
O = Output value (%)
I
O
I
I - O
Setpoint
(5)
Temperature sensor (ºC)
-55
70
20
SP
Humidity sensor (%)
0
100
40
SP
Air quality / CO
2
sensor (kppm)
0.0
2.0
0.7
SP
Differenctial pressure sensor
0.0
2.0
0.7
SP
Heat - Cool
(6)
Heating
Cooling
Heating
H - C
Control type
Enabled - PI control
Disabled - Direct control
Enabled
Disabled
Disabled
PI
Proportional gain for PI control
0
100
20
Pro
Integrator time for PI control
0
100
20
Int
(4)
In automatic mode, the display can be toggled between the input value and the output value via the
button.
(5)
The setpoint settings depend on the sensor. The connected sensor is automatically detected
(6)
Depending on the connected sensor the Heating - Cooling control can be interpreted according to
Table 4
Normal ‑ Inverse function
below.
RDCV
RESIDENTIAL HVAC
CONTROLLER
