Endress+Hauser Proservo NMS81 - HART Ex Ia;Is Active Input

Proservo NMS81
Endress+Hauser 17
HART Ex ia/IS active input
D
E
G
F
C
B
A
1
1
1
1
1 3
2
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
POWER
i
E
1
1
2
CDI
D
C
1 2 3 4
1 2 3 4
A0027364
 7 HART Ex ia/IS active input
E1 HART +
E2 HART -
The device has a HART Ex ia/IS active input. Additional features are provided if the following
Endress+Hauser devices are connected:
Prothermo NMT
The measured level is transmitted to the Prothermo. Prothermo uses this level to calculate the
average temperature of the product.
Technical data
Transmitter power supply voltage 23.0 V - 380 Ω ⋅ I
load
Maximum load 500 Ω including signal line
Maximum current of all connected devices 24 mA
The HART Ex ia/IS active input is available by default. It needs not to be chosen explicitly when
ordering a device.