Proline Promag 50
ATEX II3G
0
Hauser
27
Terminal assignment and
connection data for signal
circuits (remaining
versions)
!
Note!
The following tables contain values/specifications, which are dependent on the type code (type of measuring
device). Please compare the following type code to the one shown on the nameplate of your measuring device.
A graphic representation of the electrical connections can be found on Page 25.
Terminal assignment
Functional values of signal circuits
Transmitter
Terminal no. (signal circuits)
20 (+)
21 (–)
22 (+)
23 (–)
24 (+)
25 (–)
26 (+)
27 (–)
50***-*…*A
–
–
Pulse/frequency output
Current output
HART
50***-*…*D
Status input
Relay output
Pulse/frequency output
Current output
HART
50***-*…*J
–
–
External termination
PROFIBUS DP *
+5 V
DGND
B
A
50***-*…*W
–
–
–
Current output
HART
* PROFIBUS DP:
– terminal 26 (+)
→
B (RxD/TxD-P)
– terminal 27 (–)
→
A (RxD/TxD-N)
Signal circuits
Functional values
Current output HART
galvanically isolated, active/passive can be selected:
• active: 0/4 to 20 mA,
R
L
< 700
Ω
, R
L
HART
≥
250
Ω
• passive: 4 to 20 mA,
V
s
= 18 to 30 V DC, R
i
≥
150
Ω
Pulse/frequency output
galvanically isolated, active/passive can be selected:
• active: 24 V DC / 25 mA (max. 250 mA during 20 ms),
R
L
> 100
Ω
• passive: 30 V DC / 250 mA,
Open Collector
Full scale frequency 2 to 1000 Hz (f
max
= 1250 Hz)
Relay output
galvanically isolated,
max. 30 V AC / 500 mA
max. 60 V DC / 100 mA
Status input
galvanically isolated,
3 to 30 V DC , R
i
= 5 k
Ω
PROFIBUS DP
galvanically isolated,
RS485 as per Standard EIA/TIA-485
