Endress+Hauser RN221N Bedienungsanleitung Seite 43

Intrinsically safe Open-circuit voltage
input (option)
Short-circuit current
Power
Capacitance
Inductance
Galvanic isolation
Input The input is designed for connecting a passive switch for resetting relay activa-
Reset relay tion. Both terminals are galvanically connected to the 4-20 mA current output.
Output 4...20 mA Number
Open-circuit voltage
Overrange
Load (load resistance)
Galvanic isolation
Relay output Switching voltage at 250 V AC/ 30 V DC
(option)
Max. switching current up to 3 A AC/DC
Number of switching cycles 10
Galvanic isolation
27.3 V
87.6 mA
597 mW
86 nF [EEx ia] IIC
86 nF Group A, B
5.2 mH [EEx ia] IIC
2.9 mH Group A, B
To all other circuits
1
24 V ± 10%
10%
0...700  (without communication resistor)
To all other circuits, apart from 'reset relay'
5
To all other circuits
683 nF [EEx ia] IIB, IIA
681 nF Group C
2278 nF Group D
18.9 mH [EEx ia] IIB, IIA
9.9 mH Group C
19.9 mH Group D
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