Endress+Hauser Fieldgate FXA520, Operating Instructions Manual

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4 Hardware Installation Fieldgate FXA520
22 Hauser
4.2 Wiring
4.2.1 Terminals
Table 4-1 provides an overview of the Fieldgate terminals.
Table 4-1: Fieldgate terminals
4.2.2 Power supply and relay
Wire according to Fig. 4-5.
• Use a circuit breaker to isolate Fieldgate from line voltage when, e.g. wiring up.
• The NC relay has a switching capacity of:
– Max. 253 VAC, max. 2 A, max. 500 VA at cos
ψ
=
0.7
– Max. 40 VDC, max. 2 A, max. 80 W
Fig. 4-5: Wiring up of power supply and relay
Location No Function Remarks
1 Power L+/L1 Depending on device type, see nameplate on side:
• 20...60 VDC, 20...30 VAC
• 85...253 VAC, 50/60 Hz
2 Power L–/N
7 + HART CH 1: Externally powered HART device
8 – HART CH 1: Externally powered HART device
9 – HART CH 1: Externally powered HART device/terminated
11 + HART CH 2: Externally powered HART device
12 – HART CH 2: Externally powered HART device
13 – HART CH 2: Externally powered HART device/terminated
15 NC relay • Max. 253 VAC, max. 2 A,
max. 500 VA at cos
ψ
=
0.7
• Max. 40 VDC, max. 2 A, max. 80 W
16 NC relay
21 – 4...20 mA
CH 1: Externally powered 4...20 mA device
22 + 4...20 mA CH 1: Externally powered 4...20 mA device
23 – 4...20 mA CH 2: Externally powered 4...20 mA device
24 + 4...20 mA CH 2: Externally powered 4...20 mA device
26 GND RS-485 communication interface
27 A RS-485 communication interface
28 B RS-485 communication interface
26 27 28
21 23 24
1 2
15 16
11 12 13
7 8 9
L
D
FXA520 ANALOG
22
L–
N
N
U~ 85…253 V
50/60 Hz
U– 20… 60 V
U~ 20… 30 V
50/60 Hz
(AC)
(DC)
(AC)
L+
L1
L1
...
15 16
N
1
L1
L+ L-
2
Power: check nameplate