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39 [1.54]

60 [2.36]

53.3 [2.10]

EN

1

Doc No: 596005361 Rev.2.5

3 + 4

Removal

Demontage 

Démontage 

Desmontaje

Desmontagem

2

4

3

CC 301 

e-Thermostats / e-Hygrostats

e-Thermostate / e-Hygrostate

e-Thermostat / e-Hygrostat

e-Termostato / e-Hygrostato 

e-Termostato / e-Umidostato

Device description

These devices have been designed specifically for 

electrical enclosure temperature/humidity control.

Safety Information

These components must be installed / serviced 

by  qualified  personnel  complying  with  the 

relevant  safety  regulations  in  force  and  in 

accordance  with  the  wiring  diagram  shown 

on the housing / represented in this manual. 

Ensure manuals are kept in a secure place 

accessible to servicing / installing personnel.

Installation

The 

devices 

have 

been 

designed 

for 

installation on a DIN EN 60715 compliant rail.  

 

For correct operation note the following:
●  Device  must  be  mounted  VERTICALLY  (do  not 

mount in any other position)

●  Device  must  be  mounted  with  a  minimum  of 

30mm clearance around it to avoid covering of the 

ventilation slots.

● Device must be mounted as far as possible from 

heat generating components

Knob colour

Type

White 

Electronic adjustable thermostat

Orange

Electronic adjustable hygrostat

Connection: 0.5 - 2.5 mm² / 14 - 20 AWG screw 

terminal, Housing Material: Plastic UL94V-2

1 + 2

Installation

Montage

Montage

Montaje

Montagem

Ө

L/24V

COE

3

2

N/

Control range / Regelbereich / Gamme de réglage / 

Rango de ajuste / Faixa de controlo

DC THERMOSTAT (°C)

0 - 60°C, 24 V DC

DC THERMOSTAT (°F)

32 - 140°F, 24 V DC

DC HYGROSTAT (%r.H.) 30 - 90 %,  24 V DC

TEMPERATURE SENSOR External cable for 

thermostat 

HUMIDITY SENSOR

External cable for 

hygrostat 

Switching capacity

16 A, resistive load

Hysteresis

3K / 5%

Switching tolerance

±5K / 10%

Rate of temperature 

change

max. 1K/min.

Operating temperatures:

Thermostats / Hygrostats

-25ºC - 70ºC 

 

-13ºF - 158ºF 

Temperature sensor

-45ºC - 120ºC 

 

-49ºF - 248ºF 

Humidity sensor

-40ºC - 85ºC 

 

-40ºF - 185ºF 100%r.H.

NOTE: To prevent damage to the contacts caused 

by rapid switching, the device has a minimum ON 

time and minimum OFF time of 2 to 3 minutes.

TO FIT SENSOR:

 1. Remove blanking cover using 

a screwdriver. 2. Insert centering ring with notch 

positioned as shown. 3. Plug in sensor jack (sensor 

housing colour must be of same colour as the 

knob).

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