8 CI/FSV/FSS/430/450-EN Rev. G | VortexMaster FSV430, FSV450 SwirlMaster FSS430, FSS450
2.2.5 Electrical connections
Potentially explosive atmosphere Non-hazardous area
Fig. 1: Electrical connection (example)
1 VortexMaster FSV430, FSV450 SwirlMaster FSS430, FSS450
2 Supply isolator 3 Switching amplifier 4 Bridge
Output configuration Bridge
Optoelectronic coupler output 1—2
NAMUR output 3—4
Terminal Function
PWR/COMM + /
PWR/COMM -
Power supply / current output / HART output
DIGITAL OUTPUT+ /
DIGITAL OUTPUT-
Digital output as optoelectronic coupler or
NAMUR output
In the factory setting, the output is configured as an
optoelectronic coupler output.
If the digital output is configured as a NAMUR output, a
suitable NAMUR switching amplifier must be connected.
2.3 Zone 2, 22 - type of protection "non-sparking"
2.3.1 Ex-marking
ATEX
Order code
B1, B8, B9
Type examination certificate FM13ATEX0056X
II 3G Ex nA IIC T4 to T6 Gc
II 3 D Ex tc IIIC T85 °C DC
For electrical parameters, see certificate FM13ATEX0056X
IECEx
Order code
N1, N8, N9
Certificate of conformity IECEx FME 13.0004X
Ex nA IIC T4 to T6 Gc
Ex tc IIIC T85 °C DC
For electrical parameters, see certification IECEx FME 13.0004X
FM approval for USA and Canada
Order code F3, F8, F9
CL I, ZONE 2 AEx/Ex nA IIC T6, T5, T4
CL I/DIV 2/GP ABCD
NI CL 1/DIV 2/GP ABCD, DIP CL II,III/DIV 2/GP EFG
Housing: TYPE 4X
NEPSI
Order code S2, S8, S9
Ex nA IIC T4 to T6 Gc
DIP A22 Ta 85 °C
For electrical parameters, see certificate GYJ14.1088X
Power supply
Ex nA: U
B
= 12 ... 42 V DC
Digital output
The digital output is designed as an optoelectronic coupler or
NAMUR contact (in accordance with DIN 19234).
— When the NAMUR contact is closed, the internal
resistance is approx. 1000 Ω.
— When the contact is open, the internal resistance is
> 10 kΩ.
The digital output can be changed over to "optoelectronic
coupler" if required.
— NAMUR with switching amplifier
— Digital output Ex nA: U
B
= 16 ... 30 V, I
B
= 2 ... 30 mA
+
–
1
23
4
USE WIRING RATED
4
USE WIRING RATED
5ºC MIN ABOVE MAX
AMBIENT TEMPERATURE
P/N:XXXXXXXXXXXX
DIGITAL
OUTPUT+
DIGITAL
OUTPUT–
PWR / COMM.
TEST
EXT
METER+
+
METER+
+
–
ANALOG INPUT
NAMUR-YES
–
ANALOG INPUT
NAMUR-YES
NAMUR-NO
G11892
+
R
B
4 ... 20 mA
+
2
1
3
+
+
4