XNX Universal Transmitter
Installation and Operation
52
Local HART
IS Barrier
(optional)
HART
Adaptor
Optional Local HART
IS Barrier must be
connected to J1
Searchpoint
Optima Plus
4
3
2
1
Sig
Gnd
+24
+
9
8
7
6
5
J1 HART
S1 S2
Ter
minal Block 1
B
A
2
1
Terminal Block 2
IR Data
S3 S4
To Building
Ground
To Building
Ground
Figure 50. IR personality wiring - Searchpoint Optima Plus
Local HART
IS Barrier
(optional)
Optional Local HART
IS Barrier must be
connected to J1
4
3
2
1
Sig
Gnd
+24
+
9
7
6
5
J1 HART
S1 S2
Ter
minal Bloc
k 1
B
A
1
2
Terminal Block 2
IR Data
S3 S4
8
HART
Adaptor
Searchline Excel
Internal
body screw
To local
building
ground
External
body screw
Mounting plate
must be connected to
the same earth ground
as the XNX transmitter
Isolation kit is not
important in this
configuration
Control
Room
Conduit/armored cable
Earth loop through the
conduit/armored cable
must be avoided
RFI and EMC shield
Control
Room
XNX
Transmitter
Armor
RFI and EMC shield
Notes:
Ground loops through the armor must be avoided. If armor is connected to the XNX transmitter via a
conductive EXd cable gland, the armor must not be earthed at any other location (this will prevent ground
loops). Since it is already earthed at the transmitter. Armor must be grounded only if an isolating gland is used
to connect it to the transmitter.
Ground loops through the RFI and EMC shield must be avoided. RFI and EMC shield must be connected to a
clean/instrumentation earth ground at the control room. To avoid an earth loop, connect it only at the control
room (not at the transmitter).
Figure 51. IR personality wiring - Searchline Excel
Содержание XNX-AM Series
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Страница 27: ...XNX Universal Transmitter Introduction 25 Menu Navigation ...
Страница 31: ...XNX Universal Transmitter XNX Universal Transmitter Technical Manual 29 Installation and Operation ...
Страница 102: ...XNX Universal Transmitter XNX Universal Transmitter Technical Manual 100 Calibration ...
Страница 118: ...XNX Universal Transmitter XNX Universal Transmitter Technical Manual 116 Maintenance ...
Страница 122: ...XNX Universal Transmitter XNX Universal Transmitter Technical Manual 120 Warnings and Faults ...
Страница 139: ...XNX Universal Transmitter XNX Universal Transmitter Technical Manual 137 Specifications ...
Страница 174: ...XNX Universal Transmitter XNX Universal Transmitter Technical Manual 172 Control Drawings ...
Страница 177: ...XNX Universal Transmitter Control Drawings 175 ...
Страница 179: ...XNX Universal Transmitter Control Drawings 177 Remote Sensor Mount ...
Страница 180: ...XNX Universal Transmitter XNX Universal Transmitter Technical Manual 178 HART Protocol ...
Страница 193: ...XNX Universal Transmitter XNX Universal Transmitter Technical Manual 191 Modbus Protocol ...
Страница 200: ...XNX Universal Transmitter XNX Universal Transmitter Technical Manual 198 Warranty ...
Страница 202: ...XNX Universal Transmitter XNX Universal Transmitter Technical Manual 200 Index ...
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