OJ Electronics Microline OTN2 Series - User Manual

1
© 2010 OJ Electronics A/S
Type OTN2 / OTD2
with room or floor sensor
English .......................1
Español ......................5
Português.................9
67076A 09/10 (MBC) © 2010 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
Dierence/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/81, W/81, 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

Summary

Type OTN2; OTD2 with Room or Floor Sensor

Introduction to Microline Thermostat

Overview of the MICROLINE electronic thermostat for wall box installation, featuring temperature range and LED indicator.

Microline Product Programme Overview

Details the different models within the Microline product range, including sensor configurations.

CE Marking and Applied Standards

States the applied standards and requirements for CE certification and product usage.

Technical Data and Specifications

Provides detailed specifications, ratings, dimensions, and operational parameters of the thermostat.

Installation and Operation

Sensor Installation Guidance

Instructions for installing the floor sensor in conduit and the room sensor in a wall box.

Thermostat Installation Steps

Guidance on mounting the thermostat unit, connecting wires, and fitting the cover.

Temperature Setting and Controls

Details on setting desired temperatures using arrow buttons and the function of the programming button.

Night Setback and Frost Protection Features

Configuration for economy temperature settings and frost protection functionality.

Error Codes and LED Indicators

Explanation of error codes (E1, E2, E5) indicated by specific LED flashing patterns.

Environmental and Disposal Information

Environment Protection and Recycling

Guidance on responsible disposal of packaging and redundant products in accordance with regulations.

Product Disposal Instructions

Instructions for disposing of products marked with the symbol at designated waste collection centres.

Sensor Table and Wiring Diagrams

Provides a table of sensor resistance values and wiring diagrams for night setback/frost protection.

OJ Electronics Microline OTN2 Series Specifications

General

Output	Relay
Control	On/Off
Protection Class	IP21
Weight	Approx. 150 g
Display	LCD
Control Accuracy	±0.5°C
Mounting	Wall mounted
Temperature Range	5°C to 40°C
Storage Temperature Range	-20°C to 50°C
Setpoint Range	5°C to 40°C
Compatibility	Electric heating systems