Vega VEGAPULS C 11 - Page 47

47
13 Supplement
VEGAPULS C 11 • Two-wire 4 … 20 mA
58340-EN-200806
Adjustment
PC/Notebook PACTware/DTM
Smartphone/Tablet Adjustment app
Voltage supply
Operating voltage U
B
Ʋ at 4 mA 12 … 35 V DC
Ʋ at 20 mA 9 … 35 V DC
Reverse voltage protection Integrated
Permissible residual ripple
Ʋ for 12 V < U
B
< 18 V ≤0.7V
e
(16 … 400 Hz)
Ʋ for 18 V < U
B
< 35 V ≤1V
e
(16 … 400 Hz)
Load resistor
Ʋ Calculation (U
B
- U
min
)/0.022 A
Ʋ Example - with U
B
=24VDC (24V-12V)/0.022A=545Ω
Overvoltage protection
Dielectric strength against metallic
mounting parts
>10kV
Overvoltage resistance (test impulse
voltages1.2/50µsat42Ω)
>1000V
Additional overvoltage arrester Duetotheoatingstructureoftheelectronicsandcom-
prehensive insulation measures generally not necessary.
Electrical protective measures
Potential separation
Electronics potential free up to 500 V AC
Protection rating IP66/IP68 (3 bar, 24 h) acc. to IEC 60529,
Type 6P acc. to UL 50
Altitude above sea level 5000 m (16404 ft)
Protection class III
Pollution degree 4