TECSYSTEM CONV 4/420/A - Technical Specifications; Supply

3
CONV 4/420/A - CONV 8/420/A
TECSYSTEM S.r.l ®
1) TECHNICAL SPECIFICATIONS
POWER SUPPLY
 Rated voltage 24 VAC-DC ±10%
 Vdc with reversible polarities
 Highest absorption:
 3VA CONV 4/420/A
 5VA CONV 8/420/A

COMMUNICATION
 Optoinsulated serial for monitoring units
NT935 (Model CONV 4/420/A) and
NT538 (Model CONV 8/420/A)
 Highest distance 20 meters with 2x0,5mm
2
shielded cable
INPUTS
 Optoinsulated serial input for connection
to NT935 (Mod CONV 4/420/A)
 Optoinsulated serial input for connection
to NT538 (Mod CONV 8/420/A)
USCITE
 4 4.20mA outputs model CONV 4/420/A
 8 4.20mA outputs model CONV 8/420/A
TESTS AND PERFORMANCES
 Assembling in accordance with CE rules
 Protection against electrical noises CEI-
EN50081-2/50082-2
 Dielectric strength 2500 Vca for 1 min-
ute between serial input and 4-20mA
outputs and between serial input and
supply
 Current/temperature range:
4.20mA/0-240°C
4.20mA/0-200°C (option)
4.20mA/-40 +200°C (option)
● Accuracy ± 1% full scale value
 Ambient operating temperature -20°C to
+60°C
 Humidity: 90% no-condensing
 ABS self-extinguishing housing NORYL
94VO
 Frontal in polycarbonate
 Rail DIN mounting
 Serial line self-diagnosis circuit
 Option protection treatment of electronic
part
DISPLAYING AND DATA MANAGEMENT
 1 green led for power supply line — ON
 1 red led to show serial communication
problems — RS
DIMENSIONS
 106x90mm DIN43880 – depth 58mm
(on DIN rail)
SOFTWARE RELEASE
V1-R1.4