GAMMA
instabus
Technical – Product Information
February 2014
Temperature Controller
UP 237K
5WG1 237-2KB_1
UP 254K
5WG1 254-2KB_3
Siemens AG
UP 237K, UP 254K, 5 pages
Technical-Manual
Infrastructure & Cities Sector, Building Technologies
Control Products and Systems
ã
Siemens AG 2014
Update: http://www.siemens.com/gamma
P. O. Box 10 09 53, D-93009 Regensburg
Subject to change without further notice.
2.8.2.8/3
Mechanical data
·
Casing: plastic
·
Dimensions:
-
Temperature controller UP 237K for DELTA i-
system
(L x W x D): 55 x 55 x 16 mm (without spring)
-
Temperature controller UP 254K for DELTA style
(L x W x D): 68 x 68 x 20 mm (without spring)
·
Weight: approx. 30 g (UP 237K)
·
Weight: approx. 40 g (UP 254K)
·
Fire load: 730 KJ
±
10 %
·
Mounting: The operator panel is attached to the BTM
UP 117 and screwed to its mounting frame.
Electrical safety
·
Degree of pollution (according to IEC 60664-1): 2
·
Type of protection (according to EN 60529): IP 20
·
Protection class (according to IEC 61140): III
·
Overvoltage categorie (according to IEC 60664-1): III
·
Bus: Safety extra-low voltage SELV DC 24V
·
Device complies with EN 50090-2-2
Reliability
·
Failure rate: 214 fit at 40°C
EMV requirements
·
Complies with EN 61000-6-1 and 50090-2-2
Environmental conditions
·
Climatic withstand capability: EN 50090-2-2
·
Ambient operating temperature: - 5 ... + 45
°
C
·
Storage temperature: - 25 ... + 70
°
C
·
Relative humidity (not condensing): 5 % up to 93 %
Markings
·
KNX
EIB
CE mark
·
In accordance with the EMV guideline (residential and
functional buildings), low voltage guideline
Location and function of the operating and
display elements
figure 1: Location of the operating and display elements
A1 LED green: illuminates during manual mode
A2 LED green: lights up continuously in comfort mode
and blinks slowly in comfort prolongation.
A3 LED green: illuminates during pre-comfort mode
A4 LED green: illuminates during energy-saving mode
A5 LED green: lights up continuously in protection
mode, blinks slowly in permanent protection mode
A6: Pushbutton for selection of room operating mode
A7: LED red: illuminates with dew point alarm
A8: LED yellow: illuminates if cooling valve is open
A9: LED red: illuminates if heating valve is open
A10: LED red: illuminates if open window
A11: Rotary button for manual setpoint shifting (shifting
range dependent on parameter setting) or for set-
point adjustment in °C
Mounting, wiring and commissioning
General description
The temperature controller is attached with the associ-
ated DELTA frame to the BTM UP 117 and screwed to
its mounting frame.
Mounting and commissioning (see figure 2)
-
Attach the bus cable and fix the BTM UP 117 (B8) on
the flush socket (see mounting instructions for BTM
UP 117)
-
Remove rotary knob (B1 or B2) from the temperature
controller (B3)
-
Attach temperature controller with DELTA frame (B4)
to the BTM UP 117 and secure using screw (B5)
-
Press programming button (B7): programming LED
(B6) illuminates
-
Load physical address and the configures application
program by means of the ETS
A1 A2 A3 A4 A5
A6
A7
A8
A9
A10
