Technical Specifications - QUANTA DQ61 User Manual

Temperature monitoring unit for transformers and other electrical machines
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4.3 Technical specifications

Power supply
Available inputs
Cable lengts compensation
External connections
Temperature range
Accuracy
Output alarm relays
Output Fan relay
Output Fault relay
Display
Keyboard
Alarms signaling
Menu language
Unit of measure
Dimensions
Mounting
Panel cut-out
Building according CE directives
Protection against electrical noise
Dielectric strength
Isolation
Frontal protection
Ambient operating temperature
Ambient operating humitity
MTBF
Data storage
Recorded data
Remote control (optional)
Self-diagnosis, with error signal on the FAULT relay.
Integrated counters (partial and total), for hours of work done.
Ability to schedule the regular switch-on of the fans from the service menu.
FCD function: ability to set an alarm if the temperature change is too fast (°C/s), from the service
menu
Ability to disable alarms activation for probes P1 P2 and P3 from the service menu.
Ability to disable alarm activation for probe P4 from user menu.
Via A. Ferrarin, 19-23 • 50145 Firenze (Italy) • Tel.: +39 055 3024555 • Fax: +39 055 317844
P. I.V.A. e Cod. Fisc.: IT 04273220485
Banche: INTESA-SAN PAOLO - ABI: 06160, CAB: 02848
http:
http:
Universal 90-250Vac 50-60Hz and 16...26Vcc/ac, 7VA
N°4 RTD Pt100 – 3 wires
Up to 500m (0.5 mm
Terminals wiring up to AWG 17 for Pt100, up to AWG14 for
power and relays
-20 ... +200°C
Better than 0,4°C ±1 digit
N°2 SPDT 5A 250V for ALLARM and TRIP
N°1 SPDT 5A 250V
N°1 SPDT 5A 250V
Graphic OLED 2,4" 128x64 pixel
Touch capacitive
With 4 dedicated LED and text message on display
Italian, English, French, Espanol, more on request
°C or °F
Front 96x96mm; depth 115mm
Front panel
90x90mm
2006/95/CEE (Lov Voltage) e 2004/108/CEE (EMC)
EN61326-1
2500Vac for 1 minute
Better than 100MOhm at 500Vcc ground -other terminals
IP40, IP65 optional
-20 ... +60°C
Max 90% no-condensing
Better than 100.000 hours
More than 10 years
Each channel Max temperature;
Each alarm number of activactions
Optoisolated RS485, MODBUS RTU protocol
REA CCIAA Firenze: n. 0433306 • Registro Imprese n. FI017 -58513
e-mail:
www.quanta.it
www.quantasrl.eu
P.E.C.:
2
)
UNICREDIT – ABI 02008, CAB: 38106
acquisti@quanta.it
contabilita@quanta.it
ufficiotecnico@quanta.it
quanta@pec.quanta.it
Pag. 6

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