Vemer Akuos Manual

Vemer Luftfugter Akuos

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Side 1/2

V3IS00743-010

1 6 OPERATIONUser Manual

ELECTRONIC TOUCH SCREEN HUMIDISTATS

 Read all instructions carefully

DIMENSIONS

WIRING DIAGRAMS

LEGEND

INSTALLATION

Advanced programming

Reset

Setpoint modification

Error messages

Backlighting management

Akuos

COM

NO NC

230V~

 “Environment humidity” Field

 “Off” Field

 “Load activation” Field

 Key “▼” decreases the selected field

 Key “▲” increases the selected field

Attention: the keys are active only if the instrument is installed on wall-mounted base.

Akuos

Switch off

Normal operation

Note: In OFF mode it’s not possible to access the setpoint modification. Occurs in case of probe failure.

Occurs for the following values of measured humidity:

humidity < 10% RH

humidity > 90% RH

Remove and restore power to the instrument. Press the keys for at least 3 seconds

during the flashing

Modification of the desired temperature (setpoint),

to increase to decrease

Normal operation

load on ( )

3 sec.

...

Default values

Setpoint 50% RH

Minimum settable setpoint - L0 30% RH

Maximum settable setpoint - Xi 90% RH

Password - - - (desabled)

3 sec.

Akuos

3 sec.

Vemer S.p.A.

I - 32032 Feltre (BL) • Via Camp Lonc, 16

Tel +39 0439 80638 • Fax +39 0439 80619

e-mail: info@vemer.it - web site: www.vemer.it

Mod. Akuos

Serie of wall mounting touch screen humidistats for humidity control which

perform actions of type 1B and are intended for operating in environments

Pollution Degree 2 and Overvoltage Category III (EN60730-1).

Code Model Description

VE476800 Akuos Bianco Touch screen humidistat 230V white colour

VE477600 Akuos Nero Touch screen humidistat 230V black colour

SAFETY WARNINGS

During product installation and operation it is necessary to observe the

following instructions:

1) The instrument must be installed by a qualified person, in strict compliance

with the connection diagrams.

2) Do not power or connect the instrument if any part of it is damaged.

3) After installation, inaccessibility to the connection terminals without appropriate

tools must be guaranteed.

4) The instrument must be installed and activated in compliance with current

electric systems standards.

5) Before accessing the connection terminals, verify that the leads are not live.

6) In the electrical system of the building where the instrument must be installed,

a switch and a protection device from the overcurrents must be present.

TECHNICAL SPECIFICATIONS

• Power supply:

– 230Vac (-15% ÷ +10%) 50/60Hz

– max absorption: 6 VA / 230Vac

• Wallmounting(ortocoveragethree-moduleinbuiltbox)

• Terminals:

– 3 terminals for 1.5 mm2 cable section for monostable output relay 5A / 250Vac

– 2 terminals for 1.5 mm2 cable section for power supply

• Regulationtype:

– on/off with settable differential fixed ± 2.5% RH)

• Measurementprecision:±5%RH

• Measurementhumidityresolution:1%RH

• Settablesetpointrange:30%÷90%RH

• Passwordprotectedlockkeypad

• Operatingtemperature:0°C÷+50°C

• Storagetemperature:-10°C÷+65°C

• Operatinghumidity:20÷90%non-condensing

• Degreeofprotection:IP40

• Insulation:reinforcedamongaccessibleparts(frontal)andallotherterminals

During the standard operation the humidistat displays the detected humidity value and the relay status is identified by the symbol switching on.

Minimum settable setpoint - L0

It’s the minimum value settable as setpoint.

Settable values: 30% ÷ 90% RH

Maximum settable setpoint - KI

It’s the maximum value settable as setpoint.

Settable values: ÷ 90% RHL0

Password for keypad lock - PAS

Set a value between 001 and 999 to activate the

keypad lock. Set to disable the lock.“ ”---

If the keypad lock is active, pressing one key during

normal operation appears and the password is LoC

required. If it’s properly inserted the keyboard

is unlocked and stays until 30 seconds after the last

press of a key.

•Akuosserieshumidistatsaredesignedforwallmountinginstallation.Alternatively,theycanbeinstalledtocoverthethree-moduleinbuiltbox.

•Installthehumidistatataheightofabout1.5mabovethefloor,awayfromdirectsunlight,awayfromdoors,windows,heatsources,locationswithexcessortotallackof

ventilation.

 Connect the wires to the terminal block

on back of the base, as shown in the

“wiring diagrams”.

 Fix the base on the wall using the

screws supplied.

 Attach the humidistat to the base, at first

mating teeth on the higher side.