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A-46

Speciﬁcations/Product Ordering

Thermostats & Hygrostats

Operating Voltage

RCC10U/20U .............................................................................120 Vac

RCC50.1U ......................................................................... 24 Vac ±20%

Frequency ................................................................................... 50/60 Hz

Power Consumption ..........................................................Maximum 4 VA

Control Outputs (Fan) 11, 10, 9 .. 120 Vac max./3A res./3.5 FLA/7.0 LRA

Control Output 3 ..................................................................... 0 to 10 Vdc

Resolution .................................................................................... 39 mV

Current ......................................................................................... ±1 mA

Signal Input 2 for Changeover Sensor ...................... QAH11.1, Class 2,

NTC resistor 3K Ω at 77°F (25°C)

Permissible Number of thermostats .........Ten in Parallel, Signal Input 3

Status Input D1 and GND

Contact Sensing ................................................... 6 to 15 Vdc/3 to 6 mA

Insulation against live voltage ......................................................... 4 kV

Operating Action ......................................................Normally Open (NO)

Permissible Cable Length with Copper

Cable 16 AWG for Connection to Signal Input 2,

D1, and GND ....................................................................... 262 feet (80m)

Set Point Setting Range ...................................... 50 to 85°F (10 to 30°C)

RCC50.1U

Control Algorithm ............................................................................. P + I

Proportional Band Heat (PBh) ................................................. 7°F (4°C)

Proportional Band Cool (PBc) .............................................. 3.5°F (2°C)

Integration Time ......................................................................5 minutes

Set Point (Energy Saving Mode), Heating ........................... 61°F (16°C)

Set Point (Energy Saving Mode), Cooling ........................... 82°F (28°C)

Operation

Temperature ...................................................... 32 to 122°F (0 to 50°C)

Humidity .................................................................................. <95% RH

Shipping and Storage

Temperature ............................................ –13 to +158°F (–25 to +70°C)

Humidity .................................................................................. <95% RH

Agency Approvals ......................................................................... UL 873

cUL

Certiﬁcation C22.2 No. 24-93

Conforms to CE Requirements

Connection Terminals .............. Solid Wires or Prepared Standard Wires

2 X16 AWG or 1 X14 AWG

Minimum 20 AWG

Housing Color

Cover .............................................................................. White and gray

Base ...............................................................................................Gray

Degree of Housing Protection .................................................... NEMA 1

Shipping Weight .............................................................. 0.5 lb. (0.23 kg)

Page

Description Part No.

Room Temp. Controller with Input for

Return Air Temperature Sensor RCC10U

Room Temp. Controller RCC20U

Room Temp. Controller RCC50.1U

RCC...

Ordering Note

To order without a Siemens logo, change the sufﬁx to “/U/NL”.

Example: RCC10/U/NL.

1 2 ... 5 6 7 8 9 10 11 12 13 14 15 ... 30 31

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W.Tech RAA Series Manuale Utente Pagina 10

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