Endress+Hauser NRF81 - Incoming acceptance and product identification; Incoming Goods Inspection; Product Identification Methods

Tankside Monitor NRF81 Electrical connection
Endress+Hauser 13
Terminal area G (for High voltage AC power supply and Low voltage AC power supply)
• G1: N
• G2: not connected
• G3: L
Terminal area G (for Low voltage DC power supply)
• G1: L-
• G2: not connected
• G3: L+
Terminal area: Protective ground
Module: Protective ground connection (M4 screw)
A0018339
 5 Terminal area: Protective ground
Power supply
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
F
1 3
2 4
HR
WP
SIM
G
1
3
2
POWER
4
A0033413
G1 N
G2 not connected
G3 L
4 Green LED: indicates power supply
The supply voltage is also indicated on the nameplate.
Supply voltage
High voltage AC power supply:
Operational value:
100 to 240 V
AC
(- 15 % + 10 %) = 85 to 264 V
AC
, 50/60 Hz