Promag 53 PROFIBUS DP/PA Wiring
Endress+Hauser 59
4.3.4 PROFIBUS PA connection diagram
Permanent assignment boards (order version 53***-***********F and
53***-***********H)
a0002593
Fig. 35: Connecting the transmitter, cable cross-section: max. 2.5 mm
(14 AWG)
A View A (field housing)
B View B (stainless steel field housing)
C View C (wall-mount housing)
a Connection compartment cover
b Cable for power supply: 85 to 260 V AC, 20 to 55 V AC, 16 to 62 V DC
Terminal No. 1: L1 for AC, L+ for DC
Terminal No. 2: N for AC, L- for DC
c Ground terminal for protective conductor
d Fieldbus cable:
Terminal No. 26: PA + (with reverse polarity protection)
Terminal No. 27: PA - (with reverse polarity protection)
e Ground terminal for fieldbus cable shield
Observe the following:
– the shielding and grounding of the fieldbus cable → 49
– that the stripped and twisted lengths of cable shield to the ground terminal are as short as possible
f Service adapter for connecting service interface FXA193 (Fieldcheck, FieldCare)
d
c
e
b
27
25
23
21
2
1
26
24
22
20
L1 (L+)
PA +
N (L-)
PA –
f
PA –
PA +
1
2
ce
f
b
d
222320 21 24
25
26
27
L1 (L+)
N (L–)
C
a
d
b
a
A
B
d
b
d
b
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