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W-NXS and CP-NXS
This document covers the mounting and wiring of the WEBs
series controller. It assumes that you are an engineer, technician, or service person
who is performing control system installation. Instructions in this document apply to
the following products:
Models
NXS controller with 40GB hard drive storage, Niagara Release 2 software, and a
WEB-NXS-R2
LOGO!Power universal input power supply module. Both NXS and power supply module are
DIN-mountable.
NXS controller with 40GB hard drive storage, Niagara
W-NXS-AX-HD and
universal input power supply module. Both NXS and power supply module are DIN-
CP-NXS-AX-HD
mountable.
NXS controller with 1GB CompactFlash storage, Niagara
input power supply, both modules DIN-mountable. Includes the following additional option (2
W-NXS-AX-FL and
modules):
CP-NXS-AX-FL
NXS-UPS
a
Standard on W-NXS-AX-FL and CP-NXS-AX-FL model. You can also use an NXS-UPS option for any hard-drive based NXS
model.
Note
Complete details for mounting and wiring the companion LOGO!
supply, NXS-UPS modules) are furnished in separate documents, shipped with each module. They are covered in this
document only as applied to using them with the NXS.
Not covered in this document is the Niagara
functioning unit. This includes setting host IP address and password, as well as other parameters.
These are the main topic sections in this document:
page 4
page 4
page 6
page 11
page 19
Also included are several appendixes, as follows:
Maintenance,
page 20
Certifications,
page 31
Trademarks:
Niagara Framework,and Niagara
• SITOP is a registered trademark, and LOGO! is a trademark of Siemens AG.
• Echelon, LonWorks, and LON are registered trademarks of the Echelon Corporation.
• Microsoft and Windows are registered trademarks of the Microsoft Corporation.
• Intel and Celeron are registered trademarks of the Intel Corporation.
SITOP DC-USV-Modul 15: 24Vdc UPS module, DIN-mountable, plus:
a
:
SITOP Power Battery 24V/1.2Ah module for UPS, DIN-mountable.
AX
or Niagara
page 2
page 19
AX
are registered trademarks of Tridium Inc.
MOUNTING & WIRING GUIDE
AX
, and Comfort Point
Description
AX
software, and a LOGO!Power
AX
software, LOGO!Power universal
Power and SITOP
®
R2 software installation and configuration required for a fully
®
modules listed above (power
74-4059-01
Table of Contents
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Summary of Contents for Honeywell WEBsAX Series

  • Page 1: Table Of Contents

    W-NXS and CP-NXS MOUNTING & WIRING GUIDE This document covers the mounting and wiring of the WEBs , and Comfort Point series controller. It assumes that you are an engineer, technician, or service person who is performing control system installation. Instructions in this document apply to the following products: Models Description...
  • Page 2: Product Description

    W-NXS AND CP-NXS Product Description The NXS is an ultra-compact, 24Vdc-powered, industrial PC platform, designed for DIN rail mounting. It provides integral control, supervision, and network management solutions for wide variety of networked field devices. The ® ® fanless design of the NXS incorporates an Intel 650 Mhz Celeron processor and 512MB of system RAM.
  • Page 3 W-NXS AND CP-NXS Dimensions Figure 1 shows dimensions of the NXS ready for DIN-mounting. Figure 1 Dimensions of the NXS. NOTE: For dimensions with wall mounting brackets installed, see Figure 8 on page 10. 5.24" (133 mm) 5.6" (142 mm) Top frame (holds LON and RS-485).
  • Page 4: Preparation

    W-NXS AND CP-NXS Preparation Unpack the NXS and inspect the contents of the package for damaged or missing components. If damaged, notify the appropriate carrier at once and return any damaged components for immediate repair or replacement—See “Returning a Defective Module” on page 30.. Included in this Package Included in this package you should find the following items: a NXS controller...
  • Page 5 W-NXS AND CP-NXS Precautions are grouped into the following three categories: Safety Precautions • Static Discharge Precautions • General Precautions • Safety Precautions The following items are warnings of a safety nature relating to the installation and start-up of the NXS controller. Be sure to heed these warnings to prevent personal injury or equipment damage.
  • Page 6: Mounting

    W-NXS AND CP-NXS Mounting Notes • This product is intended for indoor use only. The unit should not be exposed to ambient conditions outside of the range of: Humidity: 5 to 80% at 25ºC (77ºF), non-condensing – Temperature: 0ºC (32ºF) to 50ºC (122ºF) if CompactFlash (base) model, or –...
  • Page 7 W-NXS AND CP-NXS Space Requirements A typical installation includes the power supply module, and NXS-UPS (UPS module and battery module). Depending on the enclosure space available, mount the NXS and other modules on either a single DIN rail, as shown in Figure or on two DIN rails, as shown in Figure 5...
  • Page 8 W-NXS AND CP-NXS In cases where there is less than 22.1" available width, you can alternatively mount all three modules above the NXS, as shown in Figure 6 on page 8. Figure 6 Two DIN-rail mounting method B (alternate), all modules located above NXS. Width minimum 18.3"...
  • Page 9 W-NXS AND CP-NXS Figure 7 NXS mounting details. Removing from DIN Rail Mounting on DIN Rail Wall Mounting To mount the NXS on a wall, remove the factory-installed DIN-rail mounting clamps from the back of the device, and install the mounting brackets with the Torx T20 (M4 x 6mm) screws provided in the hardware bag. Procedure 2 provides step-by-step instructions for installing the brackets.
  • Page 10 W-NXS AND CP-NXS Figure 8 NXS dimensions with wall mounting brackets. 2.7" (68.5 mm) 0.39" (10 mm) 11.7" (297 mm) 11.26" (286 mm) 10.35" (263 mm) 0.65” (16.5 mm) 3.94" (100 mm) 0.18" (4.5 mm) When mounting, ensure that a minimum of 3.94" (100 mm) clearance is maintained on all sides of the NXS from other devices and/or enclosure walls.
  • Page 11: Wiring Details

    W-NXS AND CP-NXS Wiring Details All wiring is made to the front of the NXS—when mounted, this is the bottom of the unit. See Figure 9 for a layout of connectors. Allow suitable slack for removing unit from DIN rail with wiring still connected. Figure 9 NXS Connectors.
  • Page 12 W-NXS AND CP-NXS Grounding Connect a wire from a nearby earth ground to the protective earth terminal (Phillips-head screw, M4 8mm) on the NXS (see Figure 10). Minimum wire gauge (cross section) is 14 AWG (2.5mm Figure 10 Connect earth ground using grounding wire to grounding lug. 14 AWG or larger Earth Ground Terminal, M4...
  • Page 13 W-NXS AND CP-NXS USB to NXS-UPS If installed with the NXS-UPS modules, connect a USB “A–B type” cable between the SITOP UPS and one of the USB ports on the NXS (any one). In addition, you must set the DIP switches on the NXS-UPS to specific positions, for operation with Niagara software.
  • Page 14 W-NXS AND CP-NXS Table 2 DIP switch settings on SITOP UPS for use with NXS. NXS-UPS DIP Switch Default/Recommended Setting Switch Pos. (0=Off) 1 (On) 1 (On) Buffering time set is 95 seconds. 1 (On) 1 (On) 5 second disconnect at end of buffering time. Battery in ON state (as an alternative, jumper 1 (On) terminals X2.9–X2.10).
  • Page 15 W-NXS AND CP-NXS Figure 13 Power-related connections for NXS without NXS-UPS option. 100–240VAC Line Neutral 24Vdc NOTES: The recommended range of wire gauge (cross section) for making 24 Vdc connections is from 18 AWG (0.75mm ) to 14 AWG (2.5mm Do not install power wiring in cables or raceways –...
  • Page 16 W-NXS AND CP-NXS Connecting the 24 Vdc Supply Before powering the NXS, note the following: Caution Use only the special connector plug supplied with the unit to connect supply voltage. • The device should only be connected to a 24Vdc power supply that satisfies the requirements of safe •...
  • Page 17 W-NXS AND CP-NXS Procedure 3 To connect 24 Vdc power to the NXS. Step 1 Switch off the power source for the 24 Vdc supply. Step 2 Wire the 24 Vdc source (typically from the NXS-UPS “Out” terminals) to the 2-position connector plug included with the NXS.
  • Page 18 W-NXS AND CP-NXS RS-232 A standard RS-232 serial port uses a DB-9 male connector, and is labeled “COM” (see Figure 9 on page 11). It operates as COM1 in software. A standard “null-modem” cable can be used to communicate to another DTE device, or a “straight-through”...
  • Page 19: Status Leds

    W-NXS AND CP-NXS Status LEDs The NXS has five LEDs located above the DB-9 COM1 port, as described in Table 4 below. Table 4 Status LEDs. Status LEDs Label Meaning Description Isolated from supply voltage. Power Supply Yello Supply voltage available. No access to PCI bus.
  • Page 20: Open The Device (Front Panel)

    W-NXS AND CP-NXS Maintenance Tools needed when opening and working in the NXS include the following: Front cover and top cover plates: Torx T8 driver • Hard disk mounting: Torx T10 driver • Protective earth terminal: Phillips-head driver • Spacing bolts for PC/104 cards: 7/32" hex socket/nut driver, 5mm (hex) socket/nut driver •...
  • Page 21: Replacing The Backup Battery

    W-NXS AND CP-NXS Replacing the backup battery The NXS is equipped with a 3.0Vdc Lithium backup battery. The battery provides back-up power to buffered SRAM, the real-time clock, and the CMOS data area that stores BIOS setup. Notes • The life span of the backup battery is approximately 3–5 years, depending on the operating conditions. After physically replacing the backup battery, you must re-enter certain BIOS Setup information.
  • Page 22: Bios Setup

    W-NXS AND CP-NXS BIOS Setup The BIOS Setup program is in ROM of the NXS. When run, it stores the BIOS configuration for the NXS in on-board, battery-backed SRAM. This is part of the factory preparation for a NXS. Generally, you should not change anything in the BIOS setup of a NXS.
  • Page 23 W-NXS AND CP-NXS NXS BIOS Settings Table 5 provides a list of BIOS settings for a NXS—including those that require settings from “default” values. Default values can become effective if the backup battery goes bad, or whenever the battery is replaced. Print out the table below and keep the pages in a safe place, for future reference.
  • Page 24 W-NXS AND CP-NXS Table 5 NXS required BIOS settings (Continued) Menu SubMenu System Parameters Defaults NXS / Notes Installed O/S Other Default Reset Configuration Default Data Local Bus IDE adapter Both Legacy USB support Enabled Advanced — Frame Buffer Size 8 MB Defaults Memory gap at 15 MByte Disabled...
  • Page 25: Removing/Installing A Compactflash Card

    W-NXS AND CP-NXS Table 5 NXS required BIOS settings (Continued) Menu SubMenu System Parameters Defaults NXS / Notes Supervisor Password Is Disabled User Password Is Disabled Set Supervisor Enter Password Set User Password Enter Security — Defaults Password on boot Disabled Fixed disk boot sector Normal...
  • Page 26 W-NXS AND CP-NXS Remove power from the NXS before removing or installing a CompactFlash card. Note Procedure 7 To remove or install a CompactFlash card. Step 1 Swivel the cover plate of card slot 180 degrees to open the card slot area. Card Slot Area Cover Plate...
  • Page 27: Replacing The Sdram Memory Module

    W-NXS AND CP-NXS Replacing the SDRAM memory module The NXS is factory-equipped with the maximum amount of SDRAM memory possible, a 512 MB module installed in the (only) memory slot. In case this memory module is found bad, you can replace it with another 144-pin SO-DIMM SDRAM PC133 memory module.
  • Page 28: Replacing The Lon Option Board

    W-NXS AND CP-NXS Replacing the LON option board In case the LON board is found bad, you can replace it with another PC/104 LON option board ordered from replacement parts. We recommend using the original spare parts for option replacements. Note Procedure 9 To replace the PC/104 LON option board.
  • Page 29: Replacing The Hard Disk

    W-NXS AND CP-NXS Replacing the hard disk In case a model with the hard drive is found to have a bad hard disk, it can be replaced in the field with a replacement hard disk ordered from stock. Hard disks are not interchangeable between different NXS units, due to licensing mechanisms used in Note Niagara/Niagara , as well as in the Windows XP Embedded OS.
  • Page 30 W-NXS AND CP-NXS Non-replaceable Parts There are no serviceable components on a NXS. Fuses There are no replaceable fuses inside a NXS. An external, inline, 4A 32V fuse should be installed in the “L+” wiring to the power input connector, as shown in Figure 13 on page 15, and in Figure 14...
  • Page 31 W-NXS AND CP-NXS Certifications Federal Communications Commission (FCC) This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: 1) this device may not cause harmful interference, and 2) this device must accept any interference received including interference that may cause undesired operation.
  • Page 32 W-NXS AND CP-NXS Automation and Control Solutions Honeywell International Inc. Honeywell Limited-Honeywell Limitée 1985 Douglas Drive North 35 Dynamic Drive Golden Valley, MN 55422 Toronto, Ontario M1V 4Z9 customer.honeywell.com ® U.S. Registered Trademark © 2007 Honeywell International Inc. 74-4059—01 06-07...

Table of Contents