Operating Instructions

44
14 Supplement
VEGAPULS C 21 • Two-wire 4 … 20 mA/HART
58341-EN-191014
Ambient conditions
Ambient temperature
-40 … +80 °C (-40 … +176 °F)
Storage and transport temperature -40 … +80 °C (-40 … +176 °F)
Mechanical environmental conditions
Sinusoidal vibrations
Class 4M8 acc. to IEC 60271-3-4
Impacts 50 g, 2.3 ms according to EN 60068-2-27 (mechanical
shock)
Impact resistance
IK07 acc. to IEC 62262
Process conditions
Fortheprocessconditions,pleasealsonotethespecicationsonthetypelabel.Thelowestvalue
(amount) always applies.
Process temperature
-40 … +80 °C (-40 … +176 °F)
Process pressure -1 … 3 bar (-100 … 200 kPa/-14.5 … 43.51 psig)
Electromechanical data
Cable entry Fixed connection
Connection cable
Ʋ Conguration Wires, screen braiding, sheathing
Ʋ Wire cross-section 0.5 mm² (AWG 20)
Ʋ Min. bending radius (at 25 °C/77 °F) 25 mm (0.984 in)
Ʋ Diameter approx. 6 mm (0.236 in)
Ʋ Wire isolating and cable cover PUR
Ʋ Colour Black
Ʋ Colour - Ex i version Blue
Ʋ Flame retardant according to IEC 60332-1-2, UL 1581 (Flametest VW-1)
Bluetooth interface
Bluetooth standard Bluetooth 5.0 (downward compatible to Bluetooth
4.0 LE)
Max. participants 1
Eectiverange
10)
max. 25 m (82 ft)
Voltage supply
Operating voltage U
B
12 … 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
10)
Depending on the local conditions