Endress+Hauser Proservo NMS83 Brief Operating Instructions page 22

Electrical connection
6.1.2 HART Ex i/IS interface
E1 H+
E2 H-
3 Orange LED: indicates data communication
This interface always operates as the main HART master for connected HART slave
transmitters. The Analog I/O modules, on the other hand, can be configured as a HART
master or slave →  26 →  29.
22
D 1 2 3 4
1
E
2
1
CDI
C 1 2 3 4 5 6 7 8
i
1 3
F
2 4 B
1 2 3 4 5 6 7 8
1
G
2 HR
on
3
WP A 1 2 3 4
SIM
POWER
CDI
1
E
2
1
i
Proservo NMS83
3
A0033414
Endress+Hauser