Siemens RDG20 KN Series - Control Outputs; Overview

Functions
Control outputs
4
A6V11545892_en--_e
101 | 186
Application
Comfort mode
Economy/Protection
mode
Heating and cooling
P010 = 1
Heating only
1)
or heating
and cooling
P010 = 2
Cooling only
1)
or heating
and cooling
P010 = 2
Heating and/or cooling
4-pipe
4-pipe with
electric heater
4-pipe/2-stage
(RDG2..KN)
1)
Manual changeover, P001 = 3
W = setpoint in Comfort mode
W
HeatEco/Prot
= heating setpoint for Economy or Protection mode
W
CoolEco/Prot
= cooling setpoint for Economy or Protection mode
YE = electric heater sequence
4.8 Control outputs
4.8.1 Overview
Different control output signals are available and defined during commissioning
(see below).
Control output
On/Off
PWM
3-position
DC 0…10 V
On/Off 3-wire
Product No.
RDG20..
Y1, Y2, Y3
(3 x NO
*
)
Y1, Y2, Y3
(3 x PWM)
Y1/Y3, Y2/Y4
(2 x / )
---
Y1/Y3, Y2/Y4
(2 x / )
RDG26..
Q1, Q2
(2 x NO)
---
---
Y10, Y20, Y30,
U1
**)
---
RDG26.. with
6-port valves
Y10
***)
*)
NO: Normally open
**)
Multifunctional input/output U1 as DC output in 4-pipe/2-stage application.
***)
RDG260 with 6-port valves supports DC 0…10 V, DC 2…10 V and inverse
signals.
Notes
Overview of control
outputs