Honeywell XNX Technical Manual

XNX Universal Transmitter
Section 2 - Installation and Operation
44
HART
20 mA
Operation
LOCAL
J1
S1
+V 1-1
mV TB-1
MPD, 705
Sensepoint
4-20mA
HART
16-32 VDC
6.5W max.
1-2
-V 1-3
1-4
+mA 1-5
-mA 1-6
Sense 1-7
0v 1-8
Ref 1-9
S1
Source
Sink
Isolated
S2
S2
J1 - Local HART Option Connector
1
2
3
4
5
6
7
8
9
internal
grounding lugs
S1 and S2 - 20mA Output
Jumper Switch
S2
S1
▼
▼
Isolated
▲
Sink
▼
Source
▼
▲
XNX mV TB-1
Figure 45. mV personality board terminal blocks and jumper switches.
TB-1 Desc.
Wire Color from Sensor
mV Catalytic Bead Sensor
Sensept
PPM*
mv MPD w/IR Sensor
MPD
705
705HT
Sensept
Senspt HT
IR 5%
IR Flam
CO
2
CH
4
Pins1-6 SeesubsectionsinSection2.2.4forpinidentification
7 Sense Brown Red Brown
8 0v White Green White
9 Ref Blue Blue Blue
*Internalearthground;approximatelyoneinchoftheblacksheaththatcontainstheSensepointPPM’sfourwires(red,blue,
green,silver)mustbesplittoallowthesilvergroundingwiretoreachtheinternalgroundinglugs.
Local HART
IS Barrier
(optional)
HART
Adaptor
4
3
2
1
Ref
+
9
8
7
6
5
J1 HART
S1 S2
Terminal Block 1
Com
Sense
-
Optional Local HART
IS Barrier must
be connected to J1
Ground Wire from
Sensepoint PPM and HT
Internal Ground Lug
MPD
705
Sensepoint
Figure 46. mV Personality Wiring


Honeywell XNX Specifications

General

Ingress Protection	IP66/67
Product Type	Universal Transmitter
Enclosure Rating	IP66/67
Display	LCD
Communication Protocols	HART, Modbus, Foundation Fieldbus
Power Supply	24 VDC nominal, 18-32 VDC
Operating Temperature	-40°C to +65°C (-40°F to +149°F)
Material	Aluminum or Stainless Steel
Gas Types	Toxic, Oxygen, and Combustible gases
Output	4-20 mA
Relays	3 programmable relays
Approvals	ATEX, IECEx, UL, CSA
Sensor Compatibility	Electrochemical, catalytic, infrared, and other sensor types