2
T2612 UNI
TECSYSTEM S.r.l ®
POWER SUPPLY
•
Rated voltage 120 or 240 Vac 50/60 Hz
•
Selection through voltage jumper
•
Tol/- 10%
•
Power input protected by 500 mA fast
fuse
COMMUNICATION:
ONLY FOR T2612 AND T2612AD
•
Standard serial output RS485 Modbus®
RTU
ANALOGUE OUT:
ONLY FOR T2612C AND T2612AD
•
1 output 4-20 mA ref. 0-240°C
INPUTS
•
4 inputs RTD Pt100 sensors - 3 wires
•
4th additional input (selectable)
•
Removable rear terminals
•
Input channels protected against electri-
cal and magnetic noises and spikes
•
Sensors length cables compensation up
to 500 m (1mm²)
OUTPUTS
•
2 alarm relays (ALARM-TRIP)
•
Output contacts capacity of ALARM, TRIP,
FAULT relays: 5A 220Vac cos
φ
=1
•
Fan 1 and Fan 2 outputs protected by sepa-
rate 10A slow fuses (max 16A)
•
Output contacts capacity of FAN relays: 20A
220Vac cos
φ
=1
TEST AND PERFORMANCES
•
Assembling in accordance with CE rules
•
Protection against electrical and mag-
netic noises CEI-EN61000-4-4
•
Dielectric strength: 2500 Vac for 1 min-
ute from relays to sensors, relays to
power supply, power supply to sensors
•
Accuracy: ± 1% full scale, ± 1 digit
•
Ambient operating temperature: -20°C to
60°C
•
Humidity: 90% non-condensing
•
Housing: painted steel panel, frontal part
in polycarbonate IP65
•
Burden 7VA
•
Data storage 10 years minimum
•
Digital linearity of sensors signal
•
Self-diagnostic circuit
•
Program and reading resolution: 1 digit
•
Opt
. Protection treatment of electronic
part
DISPLAYING AND DATA MANAGEMENT
•
1 display 20.5 mm high with 3 digits for dis-
playing temperatures
•
LED for displaying reference channel
•
LED’s indicating alarm or trip channel
•
LED indicating FAULT
•
Temperature monitoring from 0°C to 240 °C
•
2 alarm thresholds for channels 1-2-3
•
2 alarm thresholds for channel 4
•
2 alarm ON-OFF thresholds for fan control
•
Manually operated fans
•
Sensors diagnostic (Fcc-Foc-Fcd)
•
Entering the programming by frontal push
button
•
Automatic stop of programming cycle after 1
minute of no operation
•
Wrong programming automatic display
•
Possibility of setting automatic channel
scanning, hottest channel, manual scanning
•
Maximum temperatures and alarms storage
•
Frontal alarm reset key
•
Possibility of setting HOLD function for out-
put relays
DIMENSIONS
•
Frontal panel: 320mm x 210mm
•
Depth 90mm
1) TECHNICAL SPECIFICATIONS
