82
12 Supplement
VEGAFLEX 82 • 4 … 20 mA/HART - two-wire
44222-EN-170220
Ʋ Inspection window
Polyester foil
Integrated clock
Date format
Day.Month.Year
Time format
12 h/24 h
Time zone, factory setting
CET
Rate deviation max.
10.5 min/year
Additional output parameter - Electronics temperature
Output of the temperature values
Ʋ Analogue
Via the current output
Ʋ Digital
Via the digital output signal - depending on the electron-
ics version
Range
-40 … +85 °C (-40 … +185 °F)
Resolution
< 0.1 K
Accuracy
±3 K
Bluetooth interface (optional)
Standard
Bluetooth smart
Effective range
25 m (82.02 ft)
Voltage supply
Operating voltage U
B
Ʋ Non-Ex instrument, Ex-d instrument
9.6 … 35 V DC
Ʋ Ex ia instrument
9.6 … 30 V DC
Ʋ Ex-d-ia instrument
15 … 35 V DC
Ʋ Ex-d-ia instrument with ship approval 15 … 35 V DC
Operating voltage U
B
- illuminated display and adjustment module
Ʋ Non-Ex instrument, Ex-d instrument
16 … 35 V DC
Ʋ Ex ia instrument
16 … 30 V DC
Ʋ Ex-d-ia instrument
No lighting (integrated ia barrier)
Reverse voltage protection
Integrated
Permissible residual ripple - Non-Ex, Ex-ia instrument
Ʋ for 9.6 V< U
B
< 14 V
≤ 0.7 V
eff
(16 … 400 Hz)
Ʋ for 18 V< U
B
< 36 V
≤ 1.0 V
eff
(16 … 400 Hz)
Permissible residual ripple - Ex-d-ia instrument
Ʋ for 18 V< U
B
< 36 V
≤ 1 V
eff
(16 … 400 Hz)
Load resistor
Ʋ Calculation
(U
B
- U
min
)/0.022 A
Ʋ Example - Non-Ex instrument with
U
B
= 24 V DC
(24 V - 9.6 V)/0.022 A = 655 Ω