INSTRUCTION
i
Read this instruction before installation
and wiring of the product
MTIB
Consult documentation in all cases where this symbol
is used, in order to find out the nature of the potential
hazards and any actions to be taken
1
MTIB
Mechanical immersion thermostat
MTIB is a series of high quality electro-mechanical thermostats for
use in cooling, heating and ventilation systems.
Technical data
Sensor element
Liquid-filled copper bulb
Contacts
Dust-tight microswitches with SPDT
contacts (heat/cool)
Switch capacity
15 (8) A, 24...250 V AC
Ambient temperature
-35…+65°C
Ambient humidity
10…90 % RH (non-condensing)
Housing
Bayblend
®
base, ABS cover
Protection class
IP65
Isolation class
1
Weight
440 g
Storage temperature
-40…+70°C
Storage humidity
up to 95% RH
Article
Temperature
range
Hysteresis
Max. bulb
temp.
MTIB60
0...+60°C
1K
75°C
MTIB90
20...90°C
1K
100°C
MTIB120
50...120°C
1K
140°C
Before installation or maintenance, the power supply must first be discon
-
nected in order to prevent potentially lethal electric shocks! Installation or
maintenance of this unit should only be carried out by skilled professio
-
nals.
Installation
The unit can be mounted in any position.
Remove the external knob and unscrew both screws on the cover. Use
the supplied screws when mounting on wall or other surface.
Wiring
Heating:
Connect to the red and blue terminal. The contact will open when the
temperature rises.
Cooling:
Connect to the red and white terminal. The contact will open when the
temperature drops.
Logic activation
Reset
The set range may be reset by carefully turning screw under the
cover.
+
-
Low Voltage Directive (LVD) standards
This product conforms to the requirements of the European Low
Voltage Directive (LVD) 2014/35/EU through product standards
EN 60335-1.
RoHS
This product conforms to the Directive 2011/65/EU of the European
Parliament and of the Council through standard EN 50581:2012.
Contact
AB Regin, Box 116, 428 22 Kållered, Sweden
Tel: +46 31 720 02 00, Fax: +46 31 720 02 50
www.regincontrols.com, [email protected]
12969C DEC 17
EN
Red
Blue
White
ON
ON
OFF
OFF
Δ
NS
Δ
NS
Heating
Contacts red-blue
Cooling
Contacts red-white
ΔNS: Hysteresis
TSET: Setting setpoint
ON: Closed contact
OFF: Open contact
