Technical Data - Endress+Hauser RB223 Mode D'emploi

8 Technical data

Input Number
Operating range
Max. current
Max. voltage
Reverse polarity protection
Output Number
Operating range
Load (load resistance)
Power supply Loop-powered
Starting current > 50 μA
< (1.9 V + 400 Ω x I) for nonEx È Ex
Voltage drop
< (3.9 V + 120 Ω x I) for Ex È nonEx
Power loss < 0.2 W for 20 mA (per channel) without HART
< 0.3 W for 20 mA (per channel) with HART
34
The device ensures that all circuits are galvanically isolated.
1 or 2
0--22 mA specified accuracy
up to 40 mA operating range
I = 100 mA (short-circuit current of diode in
max
the event of overvoltage)
= 30 V nonEx É Ex
U
max
= 26 V Ex É nonEx
U
max
1 or 2
0--22 mA specified accuracy
up to 40 mA operating range
0 to 600 Ω (without communication resistor ter-
minal 2+)
®
resistor
®
resistor