Omega XW-ED User manual

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TM
User’s Guide
Shop online at
omega.com
e-mail: [e-mail]
For latest product manuals:
www.omegamanual.info
XW-ED, XW-EDA-PRO,
XW-EDA, XW-EDA-PRO
Long Range Wireless Transmitter

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omega.com [email protected]
Servicing North America:
Omega Engineering, Inc.
800 Connecticut Ave. Suite 5N01, Norwalk, CT 06854
Toll-Free: 1-800-826-6342 (USA & Canada only)
Customer Service: 1-800-622-2378 (USA & Canada only)
Engineering Service: 1-800-872-9436 (USA & Canada only)
U.S.A.
Headquarters:
Tel: [phone]
e-mail: [email protected]m
Fax: [phone]
The information
contained in this document is believed to be correct, but OMEGA accepts no liability for any errors it contains and
reserves the right to alter specifications without notice.

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Table of Contents
Notes, Warnings, and Cautions ...................................................................................................................... 5
Safety and EMC Considerations.................................................................................................................... 5
Introduction .................................................................................................................................................. 6
Included with Your XW Transmitter ............................................................................................................. 6
Additional Material Needed ......................................................................................................................... 6
Manuals / Software....................................................................................................................................... 6
Hardware Setup ............................................................................................................................................ 7
Connecting your Antenna ............................................................................................................................. 7
Connecting your Sensors .............................................................................................................................. 7
Probe Installation.......................................................................................................................................... 7
Powering the XW Transmitter ...................................................................................................................... 8
Installing Batteries ........................................................................................................................................ 8
Removing Batteries....................................................................................................................................... 8
Coin Cell Battery and Replacement .............................................................................................................. 9
AC Adapter .................................................................................................................................................... 9
Power Button .............................................................................................................................................. 10
Configuring your ZW-REC............................................................................................................................. 10
Connecting your XW Transmitter ................................................................................................................. 10
Connecting to SYNC – Auto Detect ............................................................................................................. 11
Connecting to SYNC - Manual..................................................................................................................... 12
Communication Interface ........................................................................................................................... 12
Customize Device Settings ........................................................................................................................... 13
Sensor Setting ............................................................................................................................................. 13
XW Transmitter Network Setting................................................................................................................ 13
System Functions ........................................................................................................................................ 13
Viewing Data on the ZW-REC Page ............................................................................................................... 14
XW-ED Wiring.............................................................................................................................................. 14
Digital Probes .............................................................................................................................................. 14
Digital Input (Timer/Totalizer) .................................................................................................................... 15
Process Input............................................................................................................................................... 17
XW-EDA Wiring ........................................................................................................................................... 18
Thermocouple............................................................................................................................................. 18
Cold Junction Compensation ...................................................................................................................... 18
Process ........................................................................................................................................................ 19
Input................................................................................................................................................ 19
RTD .............................................................................................................................................................. 19
Input................................................................................................................................................ 19

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XW-ED-PRO and XW-EDA-PRO Wiring.......................................................................................................... 21
Pro Discrete Input / Output Connector ...................................................................................................... 21
Input Settings.............................................................................................................................................. 21
Output Settings........................................................................................................................................... 22
Alarms ......................................................................................................................................................... 23
ON/OFF Control .......................................................................................................................................... 23
Appendix A: Digital Input Diagrams ............................................................................................................. 24
Digital Input................................................................................................................................................. 24
Pulse Measurements .................................................................................................................................. 24
Counter Measurements.............................................................................................................................. 25
Appendix B: Specifications........................................................................................................................... 26
Wireless Communication............................................................................................................................ 26
Power .......................................................................................................................................................... 26
Environmental............................................................................................................................................. 26
Packaging .................................................................................................................................................... 26
General........................................................................................................................................................ 26
XW-ED and XW-ED-PRO Inputs................................................................................................................... 27
Digital Inputs ................................................................................................................................... 27
Process Inputs ................................................................................................................................. 27
XW-EDA and XW-EDA-PRO Inputs .............................................................................................................. 27
Thermocouple................................................................................................................................. 27
RTD .................................................................................................................................................. 27
Process Inputs ................................................................................................................................. 27
Appendix C: Troubleshooting and Help ........................................................................................................ 28
Appendix D: Mounting your XW Transmitter ............................................................................................... 29
Appendix E: Safety and Regulatory Compliance ........................................................................................... 30

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Notes, Warnings, and Cautions
The following labels identify information that is especially important to note:
Note: Provides you with information that is important to successfully setup and use the XW Transmitter.
Caution or Warning: Tells you about the risk of electrical shock.
Caution, Warning, or Important: Tells you of circumstances that can affect the instruments functionality and must
refer to accompanying documents.
Tip: Provides helpful hints.
Safety and EMC Considerations
ESD Warning:
Warning: The following parts of the unit are ESD (Electro-Static Discharge) sensitive:
•Antenna
•Metal Connectors for signal and power
•Metal body of sensor probes
EMC (Electromagnetic Compatibility Considerations):
•Whenever EMC is an issue, always use shielded cables.
•Never run signal and power wires in the same conduit.
•Use twisted-pair wires for differential signal connections.
•Install Ferrite Bead(s) on a signal wire close to the instrument if EMC problems persist.
•Failure to follow all instructions and warnings may result in injury.

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Introduction
The XW Series Transmitters provide a wireless interface to a range of digital probes, digital I/O, analog process signals, and
precision analog temperature sensors (thermocouple and RTD). The transmitter is IEEE 802.15.4 compliant operating at 2.4
GHz and is designed to transmit up to 1000 m (3280’) outdoors and 100 m (328’) indoors to a ZW-REC coordinator. Its
robust NEMA 4 1packaging allows for harsh conditions with the option of DC power or battery power. The integrated Smart
Core features provide the value of data assurance to retain data even when your power goes out, programmable logic for
triggering I/O, easy configuration through SYNC configuration software, and event logging.
Included with Your XW Transmitter
•2.4 GHz Antenna
•Mounting Kit
•CR2032 Coin-Cell Battery (Pre-Installed)
•2x C-Cell Batteries
•Micro USB Cable
Additional Material Needed
•Computer or Laptop with Windows 7 OS and newer
•SYNC by Omega Configuration Software
(Downloadable on the Omega website)
•ZW-REC
•Micro USB Cable for ZW-REC
•Interconnecting probe extension cable (optional)
•AC Adaptor (optional)
Manuals / Software
The latest User’s Manual, Quick Start Guide, and SYNC software are available to download on the Omega website.
1Probes may not be NEMA 4 rated. NEMA 4 rating only applies to the XW Transmitter.
Figure 1

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Hardware Setup
Connecting your Antenna
The XW Transmitter comes with a 2.4 GHz Antenna.
Step 1: Line up the supplied 2.4 GHz antenna with the receiving connector on the XW Transmitter. See Figure 2.
Step 2: Turn the plastic knurl on the antenna in a clockwise direction. See Figure 3 for result.
Important: Hand tighten the antenna onto the XW Transmitter.
Important: Before powering up the XW Transmitter ensure the supplied antenna is properly installed. Running the
XW Transmitter without an antenna, or with an unapproved antenna, may cause damage to the device and/or
cause operation outside of regulatory compliance. Omega Engineering accepts no liability and issues no warranty
for devices operated improperly.
Connecting your Sensors
The XW Transmitter works with a wide variety of sensors. Most sensors come packaged in a probe and each probe is suited
to different applications. Some probes may contain multiple sensors. The XW Transmitter automatically detects connected
sensors on power up and transmits that data to the SYNC configuration software.
For a complete list of sensors compatible with the XW Transmitter, please visit the Omega website.
Probe Installation
8-pin digital probes, including Omega Smart Probes, can be plugged in at this point. Digital I/O or Analog connections should
be made after the XW Transmitter is setup. To install or change a probe, follow these directions:
Step 1: Ensure the XW Transmitter is powered OFF.
Step 2: Take note of the Key Position on the XW Transmitter. See Figure 4. Align this key
with the keyway in the mating connector on the XW Transmitter.
Note: The keyway locations in this manual assume the device is standing in the
position displayed in Figure 4.
Step 3: Turn the metal knurl of the probe in a clockwise direction while leaving the probe body stationary. Ensure that the
probe or interconnecting cable is inserted to the base of the knurl to maintain a NEMA 4 rating on the XW Transmitter.
Step 4: To remove the probe, grasp the plastic knurl only and turn it in a counter clockwise direction. Do NOT rotate the
probe body.
Caution: Do not rotate the body of the probe or the cable. Do not use pliers, vice grips or other tools on probes.
Hand-tighten and hand-loosen only.
Figure 2
Figure 3
Figure 4

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Powering the XW Transmitter
Once the antenna and probe are installed the XW Transmitter may be powered on.
The XW Transmitter can be powered using two alkaline C-Cell batteries, the external M8 connector, or both. The XW
Transmitter automatically switches from the internal batteries to the external power if available. If the external power is
removed, the XW Transmitter switches back to the internal batteries.
Figure 5
Installing Batteries
To install the batteries, follow these steps:
Step 1: Unscrew the lid of the transmitter using a Philips-head screwdriver and open the device.
Note: The battery orientation is marked on the battery holders and is shown in Figure 5.
Step 2: Install the supplied alkaline C-Cell batteries.
Removing Batteries
Step 1: Insert a screwdriver under the battery on the right and gently loosen it. See Figure 5.
Step 2: After removing the battery on the right first, you will have room to remove the remaining battery.
Caution: Use only 1.5V alkaline batteries in the XW Transmitter. Other battery chemistries may damage your device
or lead to reduced battery life.

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Coin Cell Battery and Replacement
The XW Transmitter comes with a pre-installed CR2032 Lithium Coin Cell Battery. Pull
the tab to begin powering the real time clock. This battery keeps the real time clock
for the XW Transmitter running even when the unit is not powered and has an
expected life of more than 10 years under room temperature conditions. If it needs
to be replaced, follow these directions:
Step 1: Carefully remove the battery from the holder.
Caution: Do not use conductive pliers or other grasping tools that may
short the battery terminals.
Step 2: Take note of the proper orientation as shown in Figure 6.
Note: Based on the orientation of the XW Transmitter in Figure 5, the positive end of the battery should be facing
upward towards the Power Button.
Step 3: Insert the new Coin Cell battery.
Important: The positive battery terminal contact the large terminal and faces the top of the XW Transmitter.
AC Adapter
The XW Transmitter may also be powered using line power through an AC adaptor. The power connector can accept 5Vdc to
36Vdc and 24Vac. An optional Safety Qualified adaptor (UNIV-AC-100/240-5-M8) 2is available to simplify installation. To
install an external power connector, follow these directions.
Figure 7Figure 8
Step 1: Remove the dust cap on the XW Transmitter Power Connector. See Figure 7.
Step 2: Align the sockets in the connector with the pins on the XW Transmitter. See Figure 8.
Step 3: Insert the connector and rotate the metal knurl clockwise while holding the connector body steady.
Caution: Hand tighten only. The connector should be firmly connected to maintain proper operating protection
(NEMA 4 ingress protection). Some exposed threads are normal when the connector is mated.
2AC Adaptor is not NEMA 4 rated.
Figure 6
Figure 9

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Power Button
The Power Button is located on the top of the XW Transmitter. It allows for powering on and powering off the device.
Figure 10
When you press the power button, the blue LED light will illuminate immediately.
•Turn On: Press and Release the external ON/OFF button to turn on the device. The blue light will illuminate.
•Turn Off: Hold the external ON/OFF button for longer than 7 seconds until you see the blue light is turned off, then
release the button.
•Reset: When the device is ON, push and release the ON/OFF button to reset the device. The blue light will blink.
Configuring your ZW-REC
Ensure your ZW-REC is setup, running, and connected to the computer running SYNC. SYNC will pull the IP Address, Network
Mask, Gateway, and Network ID from your ZW-REC.
Step 1: Turn on your PC and ensure that SYNC
is downloaded, installed, and running.
Step 2: Plug in your ZW-REC to your computer with a
Micro USB cable.
Note: For a complete guide on how to setup your
ZW-REC, refer to the Quick Start Guide available
on the Omega website.
Important: The latest version of the ZW-REC firmware is required. Please ensure you are using the latest version by
visiting the Omega website.
Connecting your XW Transmitter
Step 1: Ensure the XW Transmitter is powered on.
Step 2: Connect the XW Transmitter to your computer
via Micro USB cable. See Figure 12.
Note: SYNC will auto-detect your XW Transmitter. If the
auto-detect feature fails, please click in SYNC to
search for connected devices, or refer to the section titled
Connecting to SYNC – Manual.
Figure 11
Figure 12

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Connecting to SYNC – Auto Detect
Before you begin, ensure your XW Transmitter and ZW-REC are connected to the computer running SYNC.
Step 1: Once the XW Transmitter is connected via Micro USB cable and is auto-detected, click Next.
Note: If SYNC does not auto-detect the XW Transmitter, click to search for connected devices.
Step 2: SYNC will detect the Network ID of the previously connected ZW-REC (Default is 0). Click Next.
Note: The Network ID is a unique identification number that allows a device to be identified within a network. In
the case of having multiple ZW-RECs, you will have to choose which ZW-REC you would like to connect to by
selecting the Network ID of your preferred ZW-REC.
Step 3: Assign a unique Device ID to your XW Transmitter.
Note: The Device ID is a specific number (between 0 and 127) assigned to your XW-ED that will identify this device
to the receiver it was assigned to.
Step 4: Assign a device name to your XW Transmitter.
Step 5: Review your selections and click Finish.
The blue LED will begin to flash quickly and turn off to display that a connection was successfully established. The LED will
flash again each time a new reading is transmitted.
Note: If you have successfully connected your XW Transmitter to SYNC, skip ahead to section Viewing Your
Transmitter.
Figure 14
Figure 15
Figure 16
Figure 13

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Connecting to SYNC - Manual
Step 1: Power on your XW Transmitter and connect the device to your computer via USB cable.
Step 2: Click on the icon located on the top left of the SYNC interface.
Step 3: Proceed through the Add Device Wizard.
Step 4: Click End Device / Probe. See Figure 17.
Note: The connection type and parameters must be accurate for a proper connection to be established. Failure to
accurately setup communication parameters may result in communication errors.
Communication Interface
•Connection Type: Select the type of connection you have between your XW Transmitter and your computer. The XW
Transmitter connects to your computer via USBSerial as displayed in Figure 18.
Note: The connection type must be accurate for a proper connection to be established.
•Command Timeout: The maximum time (in milliseconds) for a command to be completed before the command is
aborted. The default command timeout is 500 milliseconds. It is recommended that this section be left alone to avoid
communication errors.
•Device IP or Port: The COM port number that your device is connected to on your computer.
Important: The following parameters should NOT be changed.
•Device Address: If your device is attached to a Bus Network such as Modbus or RS485, the device address is the Bus
Network ID it will be assigned to. The default address is 1. This should only be changed when seeking a specific Bus
Network.
•BaudRate: Controls bits per second.
•DataBits: The number of ‘bits’ in each character sent.
•Parity: A means of checking correctness of character by adding an extra ‘bit’ to the character and setting the value
based on all the other bits in the character.
•StopBits: The number of ‘bits’ used to indicate the end of the character.
Figure 18
Figure 17

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Customize Device Settings
To customize the device settings of your transmitter, click the Device Settings Configuration Tab.
Sensor Setting
Transmission Interval must be set by the ZW-REC and controls the
frequency that readings are sent from the transmitter to the
receiver.
XW Transmitter Network Setting
This section allows you to change the PAN ID/Network ID and
the Device ID of the XW Transmitter separate from the Add
Device Wizard.
System Functions
•Reset User Hours: Resets the operation hours of the XW
Transmitter as displayed in SYNC.
•Update Current Time: Changes the XW Transmitter’s internal
clock to sync with the clock of the computer it is connected to.
Important: Click Update Current Time when setting up the
XW Transmitter for the first time to ensure accurate date
and time are reflected in the data logging.
•Factory Reset: Resets the XW Transmitter to its factory settings.
•Load Configuration: Allows the user to load a configuration file (.json) from the computer the XW Transmitter is
connected to.
•Save Configuration: Saves the current configuration set for the XW Transmitter into a .hex file.
•Reset ID: Allows the user to reset the Network ID and the Device ID of the XW Transmitter through the XW Transmitter
Onboarding Wizard.
•Firmware Update: Allows the user to load a firmware update file (.hex) from the computer the XW Transmitter is
connected to.
•Rename Device: Allows the user to change the name of the XW Transmitter.
Figure 19

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Viewing Data on the ZW-REC Page
Once your XW Transmitter has been successfully connected to your ZW-REC,
you will be able to view the transmitter on the ZW-REC webpage.
You may navigate to the ZW-REC webpage through SYNC by clicking the
Home Page button as seen in Figure 20.
Alternatively, you may navigate to the ZW-REC webpage by typing the
ZW-REC IP Address into your web browser.
8-pin digital probes, including Omega Smart Probes that have already been
connected, will transmit readings to the ZW-REC webpage. See Figure 21.
To configure Digital I/O, Analog connections, or view wiring diagrams of the XW
Transmitters, proceed through this manual to find the relevant connection type.
XW-ED Wiring
The XW-ED is a versatile transmitter that can accept a wide variety of digital probes, function as a rate/timer/totalizer, or as
an mA/mV meter.
Digital Probes
The XW-ED is configured to use digital probes by default. Simply attach your probe to the 8-Pin M12 connector and the
XW-ED will automatically connect it. SYNC can then be used to setup smart probe specific options. Please refer to your
smart probe User’s Manual for more details.
Note: Probes should be connected to the XW-ED before starting SYNC. If you have a Probe with Digital I/O
connected to an XW-ED-PRO, the Probe Digital I/O will show up before the XW-ED-PRO Digital I/O in SYNC and on
the ZW-REC Web interface.
Figure 20
Figure 21

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Digital Input (Timer/Totalizer)
The XW-ED also functions as a flexible Digital Input with Timer and Totalizer functions. To use these features, change
the input type to Digital on SYNC.
Select the type of digital input is selected in the Device Range/Type pull-down in the side bar. The following types are
available:
Selection
Measurement
Description
DIN
Digital Input
3-bit Binary Digital Input
RATE
Frequency
Measure the Frequency of Rising or Falling Edges
WIDTH
Pulse Width
Measure the Active time of a signal
DUTY
Duty Cycle
Measure the % of Active time of a signal
DELAY
Delay Timer
Measure the time Between the Rising or Falling Edges of 2 Signals
CNT
Up Counter / Totalizer
Counter with Enable and Reset
U/D_CNT
Up/Down Counter / Totalizer
Counter with Direction and Reset
Note: Descriptions of the Digital Range/Types are available in Appendix A of this User’s Manual.
Each digital measurement type has three inputs. The functions of each of these inputs change with the selected type
and can be seen in SYNC and are described in the chart below:
Frequency, Pulse
Width, Duty Cycle
Delay
Up / Down
Counter
Digital Input
Pin 1 NC
Pin 2
Enable
Pulse B
Direction
Input 3
Pin 3
Pulse
Pulse A
Pulse
Input 1
Pin 4
Reset
Reset
Reset
Input 2
Pin 5
Shield
Pin 6
NC
Pin 7
GND
Pin 8
3.3V Output
Rear view of Filed Connector Shown
Figure 22
Figure 23

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Each of the three input pins can be independently set to either have an internal 1.5k Pull Up or Pull Down and can be set to
be either Active High or Active Low. Internally supplied 3.3 power is available for biasing 3.
Some typical Circuits are show below:
Relay or Switch
For Active High Select Normally Closed
For Active Low Select Normally Open
P.2/3/4
P.7
P.8
3.3V
Pu ll Up
Debounce
Capacitor
Suggested
P.2/3/4
P.7
P.8
3.3V
Pu ll Dow n
Pu ls e / TTL Input
Do not Exceed
3.3V at Input Pin
For Active High Select Normally Open
For Active Low Select Normally Closed
Figure 25
NPN or N-MOS Transistor
Input
For Active High Select Normally Closed
For Active Low Select Normally Open
P.2/3/4
P.7
P.8
3.3V
Pu ll Up
P.2/3/4
P.7
P.8
3.3V
Pu ll Dow n
PNP or P-MOS Transistor
Input
For Active High Select Normally Open
For Active Low Select Normally Closed
Vext
Optional
Extern al
Power
Do not
Exceed
3.3V at
Input Pin
Figure 27
3150 mA max. Using internal power or internal pullups will reduce battery life.
Figure 24
Figure 26

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Process Input
The XW-ED can also accept up to two 0-24 mA or 0-1.0 VDC process inputs. Select either Single Process or Dual Process
from the Type selection and then choose the Device Range/Type option in the side bar.
Note: When using Dual Process, the Device Range/Type section is only available for Input 0. Input 1 is always the
same type as Input 0.
Warning: Be sure to setup the unit before plugging in Process inputs.
Frequency, Pulse
Width, Duty Cycle
Pin 1 NC
Pin 2
Input 1
Pin 3
Input 0
Pin 4
NC
Pin 5
Shield
Pin 6
NC
Pin 7
GND
Pin 8
3.3V Output
Figure 28
Figure 29
Rear view of Filed Connector Shown

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XW-EDA Wiring
The XW-EDA model supports thermocouples, RTD’s, and precision process inputs. The sensor inputs signals are provided on
an M12, 4-pin female connector and are logically broken into 2 unique channels.
Thermocouple
The Thermocouple Input interface provides interfaces to type J, K, T, E, N, R, S, B and C thermocouples with the capability of
enabling or disabling the open detect feature.
To use these features, change the input type to Single TC or Dual TC using SYNC.
Cold Junction Compensation
The thermocouple input interface offers cold junction compensation calibration. To achieve proper Ice Point calibration,
you must be able to immerse your thermocouple into an environment that is stabilized at 0°C (32°F).
To use this calibration feature, change the input type to Single TC or Dual TC using SYNC (see Figure 30) and click
Calibration beneath the input interface. Once the Thermocouple is stable in the 0°C environment, click calibrate.
Thermocouple
Pin 1
TC 2 Negative
Pin 2
TC 1 Positive
Pin 3
TC 1 Negative
Pin 4
TC 2 Positive
Figure 30
Figure 31
Rear view of Filed Connector Shown

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Process
Input
The Process Input (Single & Dual) accept up to two 0-24 mA, 0-0.1 VDC, 0-1.0 VDC, or 0-10 VDC process inputs. To use
these features, change the Input Type selection to Single Process or Dual Process and then choose the Device
Range/Type option in the side bar.
Note: When using Dual Process, the Device Range/Type section is only available for Input 0. Input 1 is always the
same type as Input 0.
Warning: Be sure to setup the unit before plugging in Process inputs.
RTD
Input
The RTD Input interface provides interfaces to type 100, 500, and 1000 ohm 385 Curve, 100 ohm 392 Curve, and 100
ohm 3916 Curve RTD devices in 2, 3 and 4 wire configurations. A single RTD connection is supported.
To use these features, change the input type to RTD using SYNC.
Voltage
Current
Pin 1
Input 1
Input 1
Pin 2
Input 2
Input 2
Pin 3
Ground 2
Ground 2
Pin 4
Ground 1
Ground 1
Figure 32
Figure 34
Figure 33
Rear view of Filed Connector Shown

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Wiring diagrams are displayed below.
•2 Wire RTD Connections: Most useful with high-resistance sensors or in applications where a great deal of
accuracy is not required.
•3 Wire RTD Connections: This connection is best suited for devices like strain gauges and is most often seen in
industrial process and monitoring applications.
•4 Wire RTD Connections: A 4 Wire RTD configuration is primarily used in laboratories and other settings where
great accuracy is necessary.
RTD 4 Wire Option 1 RTD 4 Wire Option 2
RTD Wire 2 RTD Wire 3