XNXUTAENNNNN
Honeywell XNX Universal Transmitter for Electrochemical input compatible with any gas concentration Toxic/Oxygen sensor, with aluminum alloy LM25 housing. Operates on an industry standard 3-wire 4-20mA HART loop, option for Modbus, Foundation H1 Fieldbus, local Hart and relay outputs, UL, ATEX or INMETRO certified.
Part# with Options: XNXUTAENNNNN
Easy to Use
- Large, backlit, easy-to-view LCD display offers multisensory indicators (visual icons, colored buttons, text, etc.) to display gas and sensor readings
- User interface supported by 8 selectable languages (English, Spanish, German, Italian, Portuguese, French, Russian, Chinese)
- Self-test and fault indication features
- Non-intrusive, one-man operation
- Quick calibration with auto-inhibit
Easy to Install
- 3 or 4 wire operation, source, sink or isolated
- Use with conduit or cable installations
- Simple plug-in sensors and replaceable cells
- NEMA 4X IP66 rated for rugged indoor/outdoor use
Cost Effective
- Minimal training required
- One-man operation
- Plug-in sensor replacement
- All necessary accessories included
Applications
- Offshore Oil & Gas production platforms
- Onshore Oil terminals
- Refineries
- Gas Transmission
- Gas Distribution
- LNG terminals
- Gas storage terminals
- Chemical plants
- Petrochemical plants
- Solvent recovery operations
XNX is designed for flexible integration, simple installation, user friendly operation and straightforward maintenance. It is ideal for use with a range of gas monitoring controllers or industry standard PLCs. Users are assured of being protected in all conditions with Honeywell Analytics gas monitoring solutions.
Bringing together the best solutions in gas detection
XNX’s modular design enables Honeywell Analytics to offer appropriate, cost effective solutions to a wide range of gas detection requirements.
With the XNX, you are freed from the need to add extra controllers, junction boxes, relays, monitors and other equipment accessories.
The XNX Universal Transmitter is an excellent choice for those who want a total integrated monitoring and safety solution for an industrial plant.
The XNX’s powerful advanced communications module adds increased functionality and flexibility to a gas detection network. Standard HART communications, along with optional Modbus, Foundation Fieldbus (pending) or relays, interface with a PLC and a host of other protocol compatible devices found in industrial applications.
Back-lit, easy-to-read LCD display with icons includes a broad range of language options including English, Spanish, French, Italian, Portuguese, German, Russian and Chinese to meet global requirements.
XNX Transmitter | ||||||||||||||||||||||
Material | LM25 Aluminum, painted (SS316 painted optional) | |||||||||||||||||||||
Cable Entries | 5 conduits/cable entries – (2 right, 2 left, 1 bottom) Available in ¾” NPT, or M25 | |||||||||||||||||||||
Termination | Cage Clamp pluggable Terminal Blocks with retaining screws, 0.5 to 2.5mm (12-28 AWG) | |||||||||||||||||||||
Mounting | XNX Enclosure Bracket (ears on casting for u-bolt). Integral cast mounting flanges provide secure mounting to surfaces, channels or up to 6″ Pipe. Optional Remote sensor (up to 50 ft / 15.2 M) for Cat Bead and Toxic |
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User interface | Standard Custom Backlit LCD. 2.5″ High Resolution DOT Matrix Display. Discrete Alarm and Status indication. Reliable Non-Intrusive 4 button interface magnetic wand access. Optional HART Handheld with IS Port | |||||||||||||||||||||
Signal | Standard HART over 3-wire 4-20mA (sink or source). Optional Modbus over RS-485 and Foundation Fieldbus | |||||||||||||||||||||
Environmental | ||||||||||||||||||||||
Temperature | -40°C to +65°C / -40°F to +149°F (sensor dependent) | |||||||||||||||||||||
Humidity | 20 to 90% RH non-condensing | |||||||||||||||||||||
IP Rating | NEMA 4X IP65 | |||||||||||||||||||||
Options | ||||||||||||||||||||||
Form C and SPDT 3 Relays, 240 VAC, 5A (2 Alarm, 1 Fault) (Mutually exclusive with Modbus and Fieldbus Options) | ||||||||||||||||||||||
Power | ||||||||||||||||||||||
18V to 32V (24V nominal) | ||||||||||||||||||||||
Hazardous Area Approvals | ||||||||||||||||||||||
Performance Approvals | UL Certified Class 1, Div 1 ATEX Zone 1 |
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Display Module & User Interface (Standard) | ||||||||||||||||||||||
Display Type | Backlit LCD | |||||||||||||||||||||
Information Displayed |
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Interface | Magnetic wand with terminal screwdriver (supplied each unit) | |||||||||||||||||||||
4-20mA & HART (Standard Supply) | ||||||||||||||||||||||
Description | Fully configurable isolated 4-20mA & HART output module providing current sink, current source and isolated modes of operation. (supports HART 6.0 protocol) | |||||||||||||||||||||
Non-intrusive Interface | Optional local IS port to enable HOT connection of a HART handheld configurator | |||||||||||||||||||||
Operating Modes | Current sink / Current source / Isolated current sink /Conventional or with HART data | |||||||||||||||||||||
Output Range | 0 to 22mA | |||||||||||||||||||||
4-20mA Signal Accuracy | +/- 1% FS | |||||||||||||||||||||
Max loop resistance | 600 Ohms at 24Vdc loop supply | |||||||||||||||||||||
Functions Supported via HART |
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Local IS HART Port (Optional) | ||||||||||||||||||||||
Description | Provides externally accessible IS connections to the XNX transmitter to enable HOT connection of HC275/375 HART or equivalent hand held configurator. | |||||||||||||||||||||
Installation | Fitted to one of the cable entries on the XNX transmitter. | |||||||||||||||||||||
Environmental Protection | Terminals protected by cover to IP 66 when not in use | |||||||||||||||||||||
Relay Module (Optional) | ||||||||||||||||||||||
Description | Provides three fully user configurable relay outputs that can be switched based on the current gas level and/or status of the transmitter. Provides 2 x SPCO alarm and 1 x SPCO fault relays. Single Pole Double Throw SPDT. Option PCB Factory installed in display module. | |||||||||||||||||||||
Installation | Fitted into housing base either at the factory or in the field by qualified service engineer. | |||||||||||||||||||||
Rating |
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Electrical Connections | Fault: Common, Normally Open, Normally Closed Alarm 1: Common, Normally Open, Normally Closed Alarm 2: Common, Normally Open, Normally Closed |
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Configuration |
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Re-setting of Latched Relays | Easily accessible interface on display (if used) or via HART interface (local or remote) | |||||||||||||||||||||
Note | Use of the Relay Module or ‘Other’ Communications Module (E.g. Foundation Fieldbus) is mutually exclusive. However, relay function may be used in conjunction with standard communication output i.e. 4-20mA with HART. | |||||||||||||||||||||
Relay Specific Functions via HART Interface | Relay status information / Reset of latched conditions / Configuration of relays Forcing of relay state Reset through non intrusive User Interface. Remote Switch closure using Remote Reset input Remotely through HART |
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Foundation Fieldbus Module (Optional) | ||||||||||||||||||||||
Description | Foundation Fieldbus compliant digital communications interface enables connection of the XNX transmitter to a multi-drop Foundation Fieldbus H1 network. | |||||||||||||||||||||
Installation | Fitted into housing base either at the factory or in the field by qualified service engineer. | |||||||||||||||||||||
Connections | Sig+, Sig- and Screen | |||||||||||||||||||||
Physical Layer | Conforms to IEC 1158-2 and ISA 50.02, 31.25Kbits/s | |||||||||||||||||||||
Maximum No. of Nodes | 32 | |||||||||||||||||||||
Functions Supported |
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Modbus RTU Module (Optional) | ||||||||||||||||||||||
Description | The Modbus output module provides an Isolated RS485 output to enable the connection of the XNX transmitter to a multi-drop Modbus network | |||||||||||||||||||||
Installation | Fitted into housing base either at the factory or in the field by qualified service engineer. | |||||||||||||||||||||
Connections | RS485+, RS485-, Drain | |||||||||||||||||||||
Physical Layer | Isolated RS485, 1200 to 19.2K Baud | |||||||||||||||||||||
Maximum No. of Nodes | 254 XNX compatible transmitters only | |||||||||||||||||||||
Protocol | Modbus RTU | |||||||||||||||||||||
Functions Supported | As per Foundation Fieldbus Module (Optional) – see above |