Omega Vehicle Security DRF-POT Manual Do Utilizador

Page 9

User’s Manual DRF Series

INPUT SIGNAL for POTENTIOMETER

RANGES

0/100 %
0/50 %
0/25 %
0/12.5%
(minimum 8%)

Potentiometer value min 100Ohms

max 1MOhm

3 Wire System, 1 Vdc Excitation

INPUT SIGNAL in RESISTANCE

RANGES

0/10 KOhms
0/5 KOhms
0/3 KOhms
0/1.5 KOhms
(minimum 750 Ohms)

2 Wire System, 0.2 mA Excitation

OUTPUT SIGNAL in VDC

RANGES

0/10 Vdc
0/1 Vdc

Max Output

11Vdc approx.

Min Output

-1Vdc approx.

Min Load R

≥

1KOhm

OUTPUT SIGNAL in mA

RANGES

0/20mA (4/20mA)

Max Output

22mA approx.

Min Output

-1.5mA approx.

Max Load R

≤

400 Ohms

POWER SUPPLY

DC Power

24Vdc ±10%

AC Power

230Vac ±10% 50/60 Hz
115Vac ±10% 50/60 Hz

Consumption

<3.8VA

MECHANICAL DIMENSIONS

DC Units

22.5 x 93 x 110 mm

AC Units

37.0 x 93 x 110 mm

Weight DC

120 gr.

Weight AC

200 gr.

TECHNICAL DATA : Models DRF-POT and DRF-RES

Standard DIN rail mounting, as specified
on DIN46277 and DIN EN 50022
37.5 x 7.5 mm

(1.38 x 0.3 ´´)

GALVANIC ISOLATION LEVELS

DC Units
Input - Output

3.5 KV (60 seconds)

Power-Input

3.5 KV (60 seconds)

Power- Output 1 KV (60 seconds)

AC Units
Input - Output

3.5 KV (60 seconds)

Power- Input

3.5 KV (60 seconds)

Power - Output 3.5 KV (60 seconds)

All isolation levels are tested during a time
of 60 seconds, with current leaks <1mA

Note : Indicated isolation levels are also
sometimes named as STRENGTHENED
ISOLATION levels, for systems with
Polution Level 2

GENERAL SPECIFICATIONS

Accuracy

<0.2% F.S.

Optimized for

12 bit systems

Linearity

<0.1% F.S.

Thermal Drift

<250 ppm/ºC Tipical

Warm-Up Time 5 minutes
Response Time <70mS

(90% of signal)

Plug-In Screw Terminals
Maximum Wire Section 2.5 mm

Protection

IP-30

Temp.Operation from 0 to 60ºC
Temp.Storage

from -20 to +70ºC

MATERIALS

Box and Cover in Poliamide PA6 UL94
V-2 blue color
Terminals in Poliamide UL94 V-0