Siemens RDG1 series - RDG110 U

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Siemens RDG1... Wall-mounted room thermostats with LCD CE1N3181en
Building Technologies 2017-11-20
Rated voltage
DC 24 V: connect G to + and G0 to -
SELV AC/DC 24 V
or
AC/DC 24 V
class 2 (US)
Frequency 50/60 Hz
Power consumption Max. 2 VA/1 W
External supply line protection (EU)
Circuit breaker max. 10 A
Characteristic B, C, D
according to EN 60898
or
Power source with current
limitation of max. 10 A
No internal fuse.
External preliminary protection with max. C 10 A circuit breaker required in all cases.
Fan control Q1, Q2, Q3-G0
Rating min, max resistive (inductive)
AC 24 V
AC 5 mA…5(4) A
Fans must NOT be connected in parallel!
Connect one fan directly, for additional fans, one relay for each speed.
Control outputs
Y11-G0/Y21-G0 (NO) RDG110U
AC 24 V, AC 5 mA…5(3) A
No internal fuse.
External preliminary protection with max. C 10 A circuit breaker in the supply line
required under all circumstances.
Multifunctional inputs
X1-M/X2-M
Temperature sensor input
Type
Temperature range
Cable length
Digital input
Operating action
Contact sensing
Parallel connection of several
thermostats for one switch
Insulation against mains
D1-GND
Operating action
Contact sensing
Parallel connection of several
thermostats for one switch
NTC (3 kς at 25 °C(77 °F))
0...49 °C (32…120°F)
Max. 80 m (262 feet)
Selectable (NO/NC)
DC 0…5 V, max. 5 mA
Max. 20 thermostats per
switch. Do not mix with D1!
N/A, mains potential
Selectable (NO/NC)
SELV DC 6…15 V, 3…6 mA
Max. 20 thermostats per
switch.
Do not mix with X1/X2!
Function input
External temperature sensor, changeover sensor,
operating mode switchover contact, dewpoint
monitor contact, enable electric
heater contact, fault
contact
Selectable
RDG110U
Power supply
Outputs
STOP
Note!
Inputs