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© 2009 OJ Electronics A/S
Type OTN2 / OTD2
with room or floor sensor
English............................1
Deutsch..........................4
Русский.........................7
Polski.............................10
Українська...................13
57097A
10/09 (DJU)
© 2009 OJ Electronics
A/S
U S E R M A N U A L
Contents
Introduction
MICROLINE electronic thermostat for installation in standard wall
box. The thermostat allows the required temperature to be set wi-
thin the range 0-40°C. An LED indicates whether heating is active.
The thermostat is suitable for ELKO and NORWESCO systems
S-16, RS-16 and UNI-10. An extra frame is supplied with the unit.
Microline product programme
OTN2-1991 with floor sensor
OTN2-1999 with built-in room sensor
OTD2-1999 with built-in room sensor and external limitation sensor
CE marking
Applied standards
EN 61000-6-3, EN 61000-6-2, EN 60 730-1 and EN 60730-2-9.
The product may only be used if the complete installation complies
with current directives.
The thermostat must only be installed by an authorised electrician.
If the product has been damaged in any way, e.g. during transport,
it must be inspected and checked by authorised personnel before
being connected to the power supply.
The product carries a manufacturer’s warranty if installed in accor-
dance with these instructions and applicable regulations.
Type OTN2 / OTD2 with room or floor sensor English
Technical data
Voltage .......................................................... 230 V AC ±15% 50 Hz
Max. pre-fuse ............................................................................ 16 A
Built-in circuit breaker ...................................................2-pole, 16 A
Output relay ........................................... Make contact - SPST - NO
Output ................................................................Max. 16 A / 3600 W
Control principle .................................................................. ON/OFF
Temperature range .............................................................+0/+40°C
Difference/hysteresis ................................................................ 0.4°C
Economy temperature ...........................................5°C (2-8°C OTD2)
- control voltage signal ....................................................... 230 V AC
Frost protection temperature ........................................5°C absolute
- control voltage signal via rectifier diode ......................... 230 V AC
Range limits .......................................................................min./max.
Sensor fault protection ............................................................. -20°C
Ambient operating temperature ........................................... 0/+40°C
Dimensions ..................................................... H/84, W/84, D/40 mm
Enclosure rating ........................................................................ IP 21
The thermostat is maintenance free.
Classification
The product is a Class II appliance (with reinforced insulation) and
must be connected as follows:
Term. 1: Live (L1) 230 V ±15%, 50/60 Hz
Term. 2: Neutral (L2)
Term. 3–4: Max. load 16 A, 3600 W
Introduction ................................................................................ 1
Microline product programme ................................................. 1
CE marking................................................................................. 1
Technical data ............................................................................ 1
Sensor installation ..................................................................... 2
Installation of thermostat ........................................................ 2
Environment protection/recycling ........................................... 3
Product disposal ........................................................................ 3
