Emerson Rosemount 928 Quick Start Manual
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Emerson Rosemount 928 Quick Start Manual

Emerson Rosemount 928 Quick Start Manual

Integrated wireless gas monitoring
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Quick Start Guide
00825-0100-4928, Rev AH
October 2023
Rosemount
928 Wireless Gas
™
Monitor
Integrated Wireless Gas Monitoring

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  • Page 1 Quick Start Guide 00825-0100-4928, Rev AH October 2023 Rosemount 928 Wireless Gas ™ Monitor Integrated Wireless Gas Monitoring...
  • Page 2 NOTICE This guide provides configuration and basic installation information for the Rosemount 928 Wireless Gas Monitor. It does not provide diagnostic, maintenance, service, troubleshooting, Intrinsically Safe (IS) installation, or ordering information.

  • Page 3: Table Of Contents

    NOTICE Installation problems Only install the Rosemount 928 Wireless Gas Monitor and all other wireless devices after the Wireless Gateway has been installed and is functioning properly. Power up wireless devices in order of proximity from the Wireless Gateway, beginning with the closest. This will result in a simpler and faster network installation.
  • Page 4 October 2023 Calibrating the sensor....................... 23 Manual setup..........................35 Wireless considerations......................42 Electrical............................46 Verify operating atmosphere....................47 Install the transmitter....................... 48 Verify wireless network communication.................52 Verify operation..........................55 External alarm device electrical connections................. 58 Product certifications........................ 62 Declaration of Conformity......................68 Emerson.com...

  • Page 5: Overview

    Quick Start Guide 1  Overview The Rosemount 928 Wireless Gas Monitor Wireless Gas Monitor is used with the 628 Series of sensor modules. The sensor fits integrally into the transmitter without the use of tools. Make electrical connections when the sensor module is fully seated in the transmitter sensor housing.
  • Page 6 Quick Start Guide October 2023 Figure 1-1: Ingress protection filter A. IP filter housing B. IP filter gasket C. Filter media Emerson.com...

  • Page 7: Install The Sensor

    October 2023 Quick Start Guide 2  Install the sensor The sensor is held in place using a tight-fitting seal and snap connections. The sensor is connected to the transmitter by two latching tabs that fit into the bottom portion of the housing as shown Figure 2-1.
  • Page 8 The sensor contains a keying feature ensuring it cannot be forced into the transmitter housing in an incorrect alignment. Figure 2-1: Inserting the sensor into the transmitter A. Rosemount 928 Transmitter housing B. 628 Universal Gas Sensor C. Latching tabs 5.
  • Page 9 October 2023 Quick Start Guide (continued) Table 2-1: Maximum warm-up times Gas type Maximum warm-up period Oxygen (O Seven minutes Carbon monoxide (CO) One minute Postrequisites To remove the sensor, compress the latching tabs and pull downward until it is released from the transmitter housing. Quick Start Guide...

  • Page 10: Install The Power Module

    Quick Start Guide October 2023 3  Install the power module To perform configuration, the sensor must be installed in a functional transmitter. The transmitter is powered by the Emerson 701 SmartPower Module - Black. ™ Procedure 1. Remove the rear housing cover.
  • Page 11 October 2023 Quick Start Guide 4. Replace the rear housing cover and tighten. 5. Allow the transmitter to warm up before continuing. Refer to Table 3-1 for maximum warm-up times based on gas type. During the warm-up period, the displayed values, alerts, and gas concentrations do not reflect actual measurements;...

  • Page 12: Bench Configuration

    Guided setup. To obtain the latest DD, go to Software & Drivers and then visit the Emerson web page for your handheld device. Procedure 1. On the Home screen, select Configure. 2. Do one of the following: •...
  • Page 13 October 2023 Quick Start Guide 3. Select Configure. 4. In the Configure pane, do one of the following: • Select Guided Setup to verify or change initial configuration settings. Refer to Guided setup. Refer to the AMS Wireless Configurator subsections for each configuration task.

  • Page 14: Guided Setup

    Guided setup Guided setup contains basic configurations settings. The Guided Setup menus are useful during initial configuration. Note Emerson developed the Field Communicator Guided Setup configuration procedures using Emerson AMS Trex Device ™ Communicator. The menus are identical to those found in other Field Communicators, but are navigated using touch screens rather than fast keys.
  • Page 15 October 2023 Quick Start Guide 2. On the Device Information screen, select any of the following and configure as needed. Otherwise, continue with Step 3. • Long tag: Enter an identifier for the device up to 32 characters long using the virtual keypad. The Long tag field is blank by default and does not display if left blank.
  • Page 16 One new device joining an existing network with multiple devices may take up to five minutes. Multiple new devices joining an existing network may take up to 60 minutes. Emerson.com...
  • Page 17 October 2023 Quick Start Guide 5.2.1  Join a wireless network using Field Communicator Procedure 1. On the Guided Setup screen, select Join to Network. 2. On the Join to Network screen, use the numeric keypad to enter the WirelessHART network ID. ®...
  • Page 18 Consider the speed with which you want to be alerted to a dangerous condition of toxic gas. Emerson does not recommend reporting by exception for the Rosemount 928 Wireless Gas Monitors or Emerson Wireless Gateways due to its potential adverse effect on Wireless Gateway capacity and network integrity.
  • Page 19 Wireless Gateway, saving network bandwidth. If not using optimizations, more message packets are needed to receive the same amount of information. Emerson recommends enabling Wireless Gateway optimizations unless they are incompatible with the Wireless Gateway.
  • Page 20 On Demand: The display is on when the gas monitor is connected to a handheld communicator or when it receives a signal from its wireless gateway. • Periodic: The display is on only during updates at the configured update rate. Emerson.com...
  • Page 21 Reset a latched gas concentration alarm by using Field Communicator or AMS Wireless Configurator. Refer to the Clearing latched alarms section in the Rosemount 928 Wireless Gas Monitor Reference Manual for information about clearing latched alarms. If Not Latched is selected, the gas concentration alarm clears automatically when the gas concentration level dissipates below the specified High Concentration Threshold.
  • Page 22 3. In the Alert Limit field, enter an alert limit for the selected process alert based on your needs and local regulations. 4. Repeat Step 2 Step 3 if necessary to configure the Hi Alarm process alert. 5. Select Next. 6. Select Next to confirm successful process alert configuration. 7. Select Finish. Emerson.com...

  • Page 23: Calibrating The Sensor

    • When replacing the sensor The Rosemount 928 Universal Gas Sensor is a smart sensor. As such, it retains its own calibration information. It must be connected to a transmitter to calibrate, but the calibration settings are stored in the sensor itself rather than in the transmitter.
  • Page 24 4. On the Configure screen, select Guided Setup. 5. On the Guided Setup screen, select Calibrate Sensor. 6. Select OK to accept the current date as the calibration date and continue. 7. Acknowledge the warning. If necessary, remove the loop from automatic control. Emerson.com...
  • Page 25 October 2023 Quick Start Guide 8. When calibrating for H S and CO, expose the sensor to clean air, to zero the reading. When calibrating for O , expose the sensor to 0 percent oxygen concentration calibration gas to be used as the "zero" calibration value. If the ambient air may contain trace amounts of target gas or other gases (for example, carbon monoxide from engine exhaust) that may interfere with zeroing the device, do the following:...
  • Page 26 For oxygen, use 20.9 percent oxygen from clean air. This step may be performed with surrounding air if no contaminants are present. 14. Select OK. Emerson.com...
  • Page 27 October 2023 Quick Start Guide 15. Install a regulator on the target gas source.  WARNING Toxic gas Before performing the next step, verify that the regulator is closed to avoid releasing target gas into the air during calibration. 16. Attach a length of calibration tubing (PVC tubing, 3/16-in. ID, 5/16-in.
  • Page 28 Quick Start Guide October 2023 17. Release the target gas from the target gas source. Emerson recommends a flow rate of 0.26 gallons per minute (1.0 liters per minute) to ensure a consistent sensor reading. Note If you need a long length of tubing to reach the device,...
  • Page 29 October 2023 Quick Start Guide 18. Wait while the gas concentration measurement stabilizes. Refer to Figure 6-2. Figure 6-2: Typical calibration profile A. Gas concentration ppm B. Time (in seconds) C. Gas concentration measurement has stabilized 19. Select OK when the gas concentration measurement stabilizes at or near the target gas concentration level.
  • Page 30 23. Select OK to accept the service reminder date or enter another date. Refer to the Service Reminders section of the Rosemount 928 Wireless Gas Monitor Reference Manual for more information. 24. Shut off the target gas flow at the regulator.
  • Page 31 October 2023 Quick Start Guide b) Install a regulator on the clean air/known percent oxygen content gas cylinder. c) Attach a length of calibration tubing (PVC tubing, 3/16- in. ID, 5/16-in. OD) from the regulator on the cylinder to the IP filter on the bottom of the sensor. d) Release the clean air/known percent oxygen specified calibration gas to the sensor.
  • Page 32 The value must be between 5 ppm and 100 ppm. 10. Select Next.  WARNING Toxic gas The regulator may release gas into the air during calibration. Before starting the next step, verify that the regulator is closed. 11. Install a regulator on the target gas source. Emerson.com...
  • Page 33 IP filter inlet on the bottom of the sensor. 13. Release the target gas from the target gas source. Emerson recommends a flow rate of 0.26 gallons per minute (1.0 liters per minute) to ensure a consistent sensor reading. Note...
  • Page 34 20. Select Next to accept the service reminder date or enter another date. Refer to the Service reminders section of the Rosemount 928 Wireless Gas Monitor Reference Manual for more information. 21. Shut off the target gas flow at the regulator.

  • Page 35: Manual Setup

    Note Emerson developed the Field Communicator manual setup configuration procedures in this manual using Emerson AMS Trex ™ Device Communicator. The menus are identical to those found in other Field Communicators, but are navigated using touch screens rather than fast keys.
  • Page 36 3. Start your handheld communicator. If necessary, open the HART Field Communicator on your handheld communicator to establish HART communication. Refer to the manual for your handheld communicator for more information. 4. On the Overview screen, select Configure. 5. On the Configure screen, select Manual Setup. Emerson.com...
  • Page 37 October 2023 Quick Start Guide Postrequisites Complete Configuring display options, Configuring security settings, Configuring device information as needed. 7.1  Configuring display options The primary variable (gas concentration) is displayed by default on the LCD display. To configure the display of additional dynamic variable items, do the following: 7.1.1 ...
  • Page 38 To change this option, do the following: a. On the Security screen, select Lock/Unlock. b. On the Select HART Lock option screen, select Lock or Unlock to change the setting. Emerson.com...
  • Page 39 October 2023 Quick Start Guide c. Select OK. On the Security screen, the Device is Locked field displays On when the device is locked and Off when the device is unlocked. • Over the Air Upgrade: If you select Unlock (the default option), you can upgrade the transmitter radio with programming sent over the air.
  • Page 40 Select Send to send display option changes to the device. 5. Select Back to return to the Manual Setup screen. 7.3.2  Configure device information using AMS Wireless Configurator Procedure 1. On the Manual Setup page, select the Device Information tab. Emerson.com...
  • Page 41 October 2023 Quick Start Guide 2. Enter any of the following as needed: • Long tag: Enter an identifier for the device up to 32 characters long. The Long Tag field is blank by default and does not display if left blank. •...

  • Page 42: Wireless Considerations

    Power up sequence Only install the transmitter and all other wireless devices after you have installed the Wireless Gateway and the Gateway is functioning properly. Install the Emerson 701 SmartPower Module - Black into ™ the transmitter to power the device. Power up wireless devices in order of proximity from the Gateway, beginning with the closest.
  • Page 43 October 2023 Quick Start Guide 8.2  Antenna position Position the antenna vertically straight up and, if the application requirements allow, approximately 3 ft. (1 m) from any large structure, building, or conductive surface to allow for clear communication with other devices. Figure 8-1: Antenna position Quick Start Guide...
  • Page 44 The Rosemount 928 Wireless Gas Monitor is a diffusion-based gas monitor. This means that the target gas must actually come into contact with the electrochemical sensor for the device to register a signal.
  • Page 45 October 2023 Quick Start Guide depending on the density of the surrounding atmosphere. For example, hydrogen sulfide is considered a heavier-than-air gas and tends to settle in low-lying areas when released into the air. Install all transmitters with the sensor module facing downwards. Install devices with sensors for heavier-than-air gases close to ground level, ideally between 12 in.

  • Page 46: Electrical

    October 2023 9  Electrical 9.1  Handling the power module The Rosemount 928 Wireless Gas Monitor is self-powered. The included Emerson 701 SmartPower Module-Black contains two "C" ™ size primary lithium/thionyl chloride batteries. Each battery contains approximately 1 oz. (2.5 g) of lithium, for a total of 2 oz. (5 g) in each pack.

  • Page 47: Verify Operating Atmosphere

    October 2023 Quick Start Guide 10  Verify operating atmosphere Verify that the operating atmosphere of the transmitter and the sensor is consistent with the appropriate hazardous locations certifications. Table 10-1: Temperature guidelines Operating limit Transmitter storage Sensor storage limit recommendation -40 to +140 °F (-40 to -40 to +185 °F (-40 to +34 to +45 °F (+1 to +7 +60 °C)

  • Page 48: Install The Transmitter

    11.1  Pipe mount Required equipment • Mounting kit (part number 03151-9270-0004) — One 2-in. (50.8 mm) U-bolt assembly — One B4 mounting bracket — Two 5/16-18 x 1¼-in. bolts — Two washers • A ¼-in. combination wrench and adjustable wrench Emerson.com...
  • Page 49 October 2023 Quick Start Guide Figure 11-1: Pipe Mounting A. 2-in. bolt for pipe mounting (clamp shown) B. 5/16-18 x 1¼-in. bolts for transmitter mounting Note Dimensions are in inches [millimeters]. 11.2  Panel mount Required equipment • Mounting kit (part number 03151-9270-0004) —...
  • Page 50 If the LCD display pins are inadvertently removed from the interface board, carefully reinsert the pins before snapping the LCD display back into place. Use only Rosemount Wireless LCD Display part number 00753-9004-0002. Emerson.com...
  • Page 51 October 2023 Quick Start Guide 11.4  Ground the transmitter The transmitter operates with the housing grounded or floating. Floating systems, however, can cause extra noise that may affect many types of readout devices. If the signal appears noisy or erratic, grounding at a single point may solve the problem. Ground the electronics enclosure in accordance with local and national installation codes.

  • Page 52: Verify Wireless Network Communication

    12.1  Verify network join status The chevron-shaped status bar at the top of the LCD screen indicates the progress of the network join process. When the status bar is filled, the device is successfully connected to the wireless network. Refer to Figure 12-2. Emerson.com...
  • Page 53 October 2023 Quick Start Guide Figure 12-2: Network Status Bar 12.2  Verify communication using Field Communicator Procedure 1. On the Overview screen, select Service Tools. 2. On the Service Tools screen, select Communications. 3. Verify the following communications information. • Communication status: Displays whether the device is connected to the wireless network.
  • Page 54 8. On the Communications tab, in the Join Status field, verify that all four network join steps are completed. 12.4  Verify communication using the Wireless Gateway Open the Wireless Gateway web interface. This page shows whether the device has joined the network and is communicating properly. Figure 12-3: Web interface Emerson.com...

  • Page 55: Verify Operation

    October 2023 Quick Start Guide 13  Verify operation You can verify operation in the following ways: • Transmitter LCD display • Hand-held communication device • Wireless Gateway's integrated web interface • AMS Device Manager If you have configured the transmitter with the network ID and join key and sufficient time has passed, the transmitter will be connected to the network.
  • Page 56 If the alarm is false, it is likely due to sensor configuration. Verify the sensor configuration, alert set points, and alarm set points. Figure 13-2: Smart wireless gateway Emerson.com...
  • Page 57 October 2023 Quick Start Guide 13.3  Troubleshoot communication If the device is not joined to the network after power up, verify the correct configuration of the network ID and join key and verify that active advertising has been enabled on the wireless gateway. The network ID and join key in the device must match the network ID and join key of the wireless gateway.

  • Page 58: External Alarm Device Electrical Connections

    There are two possible connection methods for the external alarm device: • Four-wire: This connection method (most common) uses a set of two wires for an Intrinsically Safe (IS) input power supply. Another set of two input wires is used for a separate IS alarm mechanism. Emerson.com...
  • Page 59 October 2023 Quick Start Guide • Two-wire: This connection method combines an IS power source, such as an internal battery, and alarm device into one package. You may also add an optional, customer-supplied alarm suppression button. 14.1  Connect an external alarm device Procedure 1.
  • Page 60 Perform a four-wire installation. This is the most common configuration. Refer to Figure 14-2. Figure 14-2: Four-Wire Installation A. Intrinsically Safe power (in) B. External alarm C. External alarm suppression button (optional) • Perform a two-wire installation. Refer to Figure 14-3. Emerson.com...
  • Page 61 5. Connect the wiring to the external device according to the manufacturer's instructions. 6. Verify that the external device functions properly. a) Perform a bump test. Refer to the Bump Testing section in the Rosemount 928 Wireless Gas Monitor Reference Manual. b) If available, use the external device's manual test function to verify proper function.

  • Page 62: Product Certifications

    (RF) spectrum. Nearly every country requires this type of product certification. Emerson is working with governmental agencies around the world to supply fully compliant products and remove the risk of violating country directives or laws governing wireless device usage.
  • Page 63 Uo - 1.9 Vdc Io - 32 µA Special Conditions for Safe Use (X): 1. For use only with the Emerson Model 701PBKKF, the Computation Systems, Inc MHM-89004, or the Perpetuum Ltd. IPM71008/IPM74001. 2. The surface resistivity of the antenna is greater than 1 GΩ. To avoid electrostatic charge build-up, it must not be rubbed or cleaned with solvents or a dry cloth.
  • Page 64 Refer to Table 15-1. Special Conditions for Safe Use (X): 1. For use only with the Emerson Model 701PBKKF, the Computations Systems, Inc MHM-89004, or the Perpetuum Ltd. IPM71008/IPM74001. Pour utilization uniquement avec Emerson Model 701PBKKF, Computation Systems, Inc MHM-89004, ou Perpetuum Ltd.
  • Page 65 Care must be taken into account during installation and use to prevent impact or friction. 3. The equipment shall be powered by Emerson 701PBKKF. Alternative power source shall be CSI MHM-89004, as these devices have output parameters that are equal to or less onerous than the parameters of the 701PBKKF.
  • Page 66 Care must be taken into account during installation and use to prevent impact or friction. 3. The equipment shall be powered by Emerson 701PBKKF. Alternative power source shall be CSI MHM-89004, as these devices have output parameters that are equal to or less onerous than the parameters of the 701PBKKF.
  • Page 67 October 2023 Quick Start Guide Special Conditions for Safe Use (X): See certificate. Quick Start Guide...

  • Page 68: Declaration Of Conformity

    Quick Start Guide October 2023 16  Declaration of Conformity Emerson.com...
  • Page 69 October 2023 Quick Start Guide Quick Start Guide...
  • Page 70 Quick Start Guide October 2023 Emerson.com...
  • Page 71 October 2023 Quick Start Guide Quick Start Guide...
  • Page 72 2023 Emerson. All rights reserved. Emerson Terms and Conditions of Sale are available upon request. The Emerson logo is a trademark and service mark of Emerson Electric Co. Rosemount is a mark of one of the Emerson family of companies. All other marks are the property of their respective owners.

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