industrie technik DBTV Instructions

INSTRUCTION
EN
DBTV
i
Read this instruction before installation
and wiring of the product
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
Mechanical immersion thermostat
DBTV is a serie of 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)
Breaking 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
Temperature Hysteresis
Article
range
DBTV-1 -30...+30 °C 2...20 K
DBTV-2U -30...+30 °C 1 K
DBTV-7 0...60 °C 2...20 K
DBTV-7U 0...60 °C 2...20 K
DBTV-8 0...60 °C 1 K
DBTV-8U 0...60 °C 1 K
DBTV-11 50...120 °C 1 K
DBTV-16 20...90 °C 2...20 K
DBTV-17 20...90 °C 1 K
DBTV-17U 20...90 °C 1 K
Maximum manual
DBTV-18 20...90 °C
reset
Maximum manual
DBTV-18U 20...90 °C
reset
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.
DBTV
Max. temp. Hidden
Logic activation
bulbo setpoint
60 °C -
60 °C X
75 °C -
75 °C X
Heating
Contacts red-blue
75 °C -
75 °C X
140 °C -
100 °C -
100 °C -
Cooling
100 °C X
Contacts red-white
100 °C -
100 °C X
Hysteresis adjustment in the stage
regulation from 2...20 K
Reset
The set range may be calibrated by carefully turning screw under the
cover.
Red
Blue
White
-
NS
ON
OFF
NS
ON
OFF
ΔNS: hysteresis
TSET: setting setpoint
ON: closed contact
OFF: open contact
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