Endress+Hauser NRF81 - Page 21

Tankside Monitor NRF81 Electrical connection
Endress+Hauser 21
"Operating mode" = "4..20mA input" or "HART master+4..20mA input"
D
E
F
C
B
A
1
1
1
1 3
2
2 4
1
HR
CDI
WP
on
SIM
2
2
3
3
4
4
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
i
G
1
3
2
POWER
E
G
F
1
1 3
2
2 4
HR
CDI
on
i
C
B
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
G
1
3
2
b
a
+
–
!
A0027933
 9 Passive usage of the Analog I/O module in the input mode
a Power supply
b External device with 4...20mA and/or HART signal output