
ISCOM047-1910
Vemer S.p.A.
I - 32032 Feltre (BL) • Via Camp Lonc, 16
Tel +39 0439 80638 • Fax +39 0439 80619
DIMENSIONS
Mod. DUET-D
Mod. DUET-ED
Mod. DUET-W
USER MANUAL
ANALOG TIME SWITCH WITH TRIPPERS
Read carefully all instructions
The DUET-D, DUET-ED and DUET-W time switches control any electrical installation by means
of daily (Duet-D/Duet-ED) or weekly (Duet-W ) programs. For models DUET-D and DU ET-W
the cover on the front of the device makes it possible to replace the battery when it is run down.
They are designed for household and similar operation with normal pollution levels.
SAFETY WARNINGS
1) The device must be installed and activated by qualified personnel, following the
connection diagrams provided in this manual scrupulously
2) After installation, it must be made impossible to access the terminals without
specific tools
3) Before accessing the connection terminals, verify that the leads are not live
4) Do not connect or power the device if any part of it is damaged
5) The device must be installed and activated in compliance with current electric
systems standards
6) Do not use the device for purposes other than those indicated.
16(4) A/230 V~
CONNECTION DIAGRAMS
Incandescent 3000 W
Fluorescent 1200 VA
Low voltage halogen 2000 VA
Halogen (230 V~) 3000 W
Low consumption lamp (CFL 1000 VA
Low consumption lamp (CFL 900 VA
Led 200 VA
DESCRIPTION
Code Model Description
VP879100 DUET-D
VE785600 DUET-ED
VE125100 DUET-W
Daily analog time switch with power reserve
Daily analog time switch without power reser ve
Weekly analog time switch with power reserve
TECHNICAL CHARACTERISTICS
• Power supply: 230 V~ 50/60 Hz
• Switching capability: 16 (4) A 250 V~
• Power consumption: 0,5 W
• Operating accuracy: ± 1 second/day at 23°C
• Type of dial: 48 pins
• Minimum time of functioning:
- DUET-D/DUET-ED: 30 minutes
- DUET-W: 3,5 hours (210 minutes)
• Switching accuracy:
- DUET-D/DUET-ED: ± 5 minutes
- DUET-W: ± 35 minutes
• Manual control by 3 positions selector:
0 - Permanent disconnected
A - Automatic operation
I - Permanent connected
• Power reserve: 150 hours (NiMH rechargeable battery – replacing)
only on DUET-D and DUET-W
• Operating temperature: -10 °C ÷ +45 °C
• Protection class: II
• Protection category: IP20
• 2 DIN modules container
PROGRAM
• Lift the transparent cover
• Move all the setting pins towards the interior of the sphere (contact 3-2 remains closed)
• Move the setting pins corresponding to the desired switch on times outwards, in which contact
3-1 remains closed. Each pin corresponds to 30 minutes of functioning for Duet-D/Duet-ED
and 3,5 hours for Duet-W
• The number of pins outwards determines the time of functioning
• Rotate the minute hand clockwise until the index and hands indicate the current time
• Close the transparent cover
• Power the device
• Manual mode: 3 positions are available with the selector.
Battery cover
Index
BATTERY REPLACEMENT
Programming dial
Manual selector
BATTERY REPLACEMENT
• To replace the battery (only on DUET-D and DUET-W):
- disconnect the power supply
- remove the battery holder
- replace the battery
- connect the power supply
• Use V80H batteries only.
• Throw away the run down batteries in compliance
with current regulations on the disposal of armful waste.
REFERENCE STANDARDS
Compliance with Community Directives
2014/35/EU (LVD)
2014/30/EU (EMCD)
is declared in reference to the harmonized standard:
• EN 60730-2-7