Spirax Sarco B850-W Quick Start Manual
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Spirax Sarco B850-W Quick Start Manual

Boiler house energy monitor
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Boiler House Energy Monitor
B850-W-2
B850-P-2
Please note that this is the 'Quickstart Guide' and that all relevant Sections for
this product are contained in the main Installation and Maintenance Instructions
IM-P408-03, which is located on the electronic memory stick supplied.
B850-W and B850-P Boiler House Energy Monitor
IM-P408-04 EMM Issue 7
B850-W and B850-P
Quickstart Guide
2. Safety information
3. General product
and delivery
information
7.
Technical
information
8. Mechanical
installation
9. Electrical
installation
10. Commissioning
15. Appendix
IM-P408-04
EMM Issue 7
© Copyright 2023
1
Printed in Poland

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  • Page 1 Please note that this is the 'Quickstart Guide' and that all relevant Sections for this product are contained in the main Installation and Maintenance Instructions IM-P408-03, which is located on the electronic memory stick supplied. B850-W and B850-P Boiler House Energy Monitor © Copyright 2023 IM-P408-04 EMM Issue 7...
  • Page 2 B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...

  • Page 3: All Rights Reserved

    Spirax-Sarco Limited. Manufacturer Spirax Sarco Limited Runnings Road Cheltenham GL51 9NQ www.spiraxsarco.com B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...

  • Page 4: Safety Information

    EN 61010-1 Safety requirements for electrical equipment for measurement, control and laboratory use. Electromagnetic Compatibility Directive by meeting the standards of: Immunity EN 61326-1 Table 2 Radiated and conducted emissions EN 61326-1 Group 1 Class B. B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...

  • Page 5: Tools And Consumables

    Check that the product is suitable for use with the application. ii) Determine the correct installation situation and direction of fluid flow. iii) Spirax Sarco products are not intended to withstand external stresses that may be induced by any system to which they are fitted. It is the responsibility of the installer to consider these stresses and take adequate precautions to minimise them.

  • Page 6: Protective Clothing

    2.11 Returning products Customers and stockists are reminded that under EC Health, Safety and Environment Law, when returning products to Spirax Sarco they must provide information on any hazards and the precautions to be taken due to contamination residues or mechanical damage which may present a health, safety or environmental risk.
  • Page 7 Optically isolated current source or sink. Caution, Electrostatic Discharge (ESD) sensitive circuit. Do not touch or handle without proper electrostatic discharge precautions. ac - alternating current dc - direct current B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...

  • Page 8: Receipt Of Shipment

    3.1 Equipment delivery, handling and storage Factory shipment Prior to shipment, the Spirax Sarco B850 is tested, calibrated and inspected to ensure proper operation. Receipt of shipment Each carton should be inspected at the time of delivery for possible external damage.
  • Page 9 There are no user serviceable parts, battery is good for the life of the product. 3.5.4 Returning faulty equipment Please return all items to your local Spirax Sarco representative. Please ensure all items are suitably packed for transit (preferably in the original cartons).

  • Page 10: Technical Information

    Galvanic isolation (optoisolation) 250 Vac continuous; 1 500 Vac for 1 minute RS-485 / 422 Maximum bus terminal voltages -8 V … +13 V/SELV Ethernet port Connection type RJ-45/SELV B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 11 Electrical safety UL 61010-1, 3rd Edition CAN/CSA-C22.2 No. 61010-1, 3rd Edition Immunity EN 61326-1 Table 2 Radiated and conducted emissions EN61326-1 Group 1 Class B Installation location Indoor use only B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...

  • Page 12: Mechanical Installation

    Note: Before actioning any installation observe the 'Safety information' in Section 2. B850 The B850 is available for wall mounting B850-W-2 and B850-W-2-UL or for panel mounting B850-P-2. Note: All versions must be fitted away from sources of excessive heat, electrical interference and from all areas liable to flooding.

  • Page 13: Environmental Conditions

    The energy monitor should also be installed away from external magnetic fields, such as those generated from electric motors and large transformers. Other considerations Be sure to allow sufficient clearance for: Installation of conduit/wiring. Viewing of the display. B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 14 (approximate in mm and inches) - B850-W (non cULus version) 257.00 5.00 217.00 30.00 10.60 189.50 10.00 57.50 26.00 121.00 242.00 1.50 10.12" 0.20" 8.54" 1.18" 0.42" 7.46" 0.40" 2.26" 1.02" 4.76" 9.53" 0.06" B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 15 B850-W (cULus version) 257.00 5.00 217.00 21.00 50.00 39.00 11.00 61.00 121.00 242.00 11.00 189.50 10.00 10.12" 0.20" 8.54" 0.83" 1.97" 1.54" 0.43" 2.40" 4.76" 9.53" 0.43 7.46" 0.39" B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 16 Bottom mounting eyelet (access through the Fig. 14 B850-W-2 terminal compartment) Bottom mounting eyelet (access Fig. 15 B850-W-2-UL through the terminal compartment) B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 17 5. Line up, and fit the screws to the bottom mounting holes. 6. Refit the terminals enclosure cover. Note: Before actioning any installation observe the 'Safety information' in Section 2. Top mounting lug (external) Fig. 16 B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 18 4. Carefully wind in the clamps using the screwdriver slots to tighten the energy monitors to the panel. Note: Screw clamps removed for clarity Side view Bottom view Clamp Clamp screw screw Fig. 17 B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...

  • Page 19: Electrical Installation

    Relay contacts must be supplied at the same phase as the product's mains supply. The wall energy monitor (B850-W) is designed as an installation category product. Install wiring in accordance with: IEC 60364 - Low-voltage electrical installation.
  • Page 20 B850 and the various sensors and meters. It is recommended that one or more electrical junction boxes are used. Multicore cabling can be used between junction boxes to make the installation more efficient. B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 21 The screens must be connected to the earth terminal in order to conform to the EMC directive. B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 22 Wall mounted B850-W boiler house energy monitor 1 A fuse 100-240 Vac from supply Relay 1 (of 4) Voltage free contacts Relay 1 (of 4) 30 Vdc 0.1 A 240 Vac 3 A Relay 1 (of 4) RS-485 A(+) RS-485...
  • Page 23 EL2270 temperature probe for condensate return temperature IN 8 57/60 IN 10 State IN 10 TDS blowdown valve '0 Volt' contact IN 11 State IN 11 BBD blowdown valve '0 Volt' contact B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 24 Modbus RS-485 B(-) RTU slave RS-485 Out 1 (of 2) 4 - 20 mA Out 1 (of 2) Output RJ-45 Ethernet LAN Wiring diagram from Section 15, Appendix, IM-P408-03 B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 25 EL2270 temperature probe IN 8 for condensate return temperature IN 10 State IN 10 TDS blowdown valve '0 Volt' contact IN 11 State IN 11 BBD blowdown valve '0 Volt' contact B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 26 IT administrator for guidance. 4. Select the language you wish the software to use (English, French, German, Spanish, Portugese or Polish). Click' OK B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 27 'Custom' options if you requiring a different configuration. Select units and then 'Gas - Quickstart' or 'fuel type - custom'. To open an existing BEM configuration 'Click' on File / Open Settings file (*.SET). B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 28 Use the windows operating system to locate and load the desired configuration file. Select fuel type that the configuration was designed for and click OK. B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...

  • Page 29: Main Applications

    A partly configured BEM configuration will be presented. Main applications The process values and inputs have been partly pre-configured for the following applications: A. Steam output. B. Feedwater. C. Condensate return. B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...

  • Page 30: Control Buttons

    O. Admin and User configuration. Help and Comments appear throughout the software application. Auxiliary applications Calculations and inputs have been partly pre-configured for the following auxiliary applications: X. Fuel supply. Blowdown. Boiler efficiency. B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 31 10.24 Feedwater (see Section 10.24) Value Units Ref pres Ref temp 10.25 Condensate return (see Section 10.25) Value Units Nom pres Ref pres Ref temp 10.26 Inputs, continued on page 32 B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 32 IN10 - Low Hz IN10 - High Hz IN10 - Other IN11 - Mode IN11 - Unit IN11 - Low Hz IN11 - High Hz IN11 - Other Continued on page 33 B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 33 10.31.1 Bottom blowdown calculation (see Section 10.31.1) Flow co-efficient K v / C v Enthalpy Density 10.31.2 TDS calculation (see Section 10.31.2) Flow co-efficient K v / C v Enthalpy Density B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 34 Tick when complete 10.32 Boiler efficiency (see Section 10.32) Filter Alarm Threshold Other 10.33 Relay outputs (see Section 10.33) 10.35 4-20 mA output and other settings (see Section 10.35) B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...

  • Page 35: Steam Output

    Appendix 1 - BEM Typical Wiring Diagrams. *ILVA flowmeters require V, W, X, Y and Z coefficient values. *GILFLO flowmeters require A, B, C, D and E coefficient values. B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 36 Please refer to the flowmeter manual (in this case ELM) for mechanical installation, and set up of its 4-20 mA output and Appendix 1 - BEM Typical Wiring Diagrams. B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...

  • Page 37: Condensate Return

    Please refer to the flowmeter manual (in this case ELM) for mechanical installation, and set up of its 4-20 mA output and pages 13 to 16 for the Wiring Diagrams. B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 38 X.Qv input 5 for GAS MTL10 flowmeter, range 4-20 mA input. Blowdown Y.Vb input 11 for BBD valve input, set its ranges. Y.Vt input 10 for TDS valve input, set its ranges. B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 39 Range the 4 - 20 mA inputs for the flowmeters on inputs 1, 3, 4 and 5 and pressure sensor on input 1. Set Pt100 parameters for input 7 and 8. B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 40 PULS – type inputs: IN10, IN11 and IN12 may be set as '0' volt contacts for automated TDS Blowdown and Bottom Blowdown systems. Ensure voltage does not exceed 40 V. B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 41 Steam Output Process, for full details see B850 Boiler House Energy Monitor Installation and Maintenance Instructions IM-P408-03. The Quickstart Configuration is pre-configured with suitable settings. It is recommended that at least 1 totaliser for Steam Output Process is configured. B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 42 Maintenance Instructions IM-P408-03. The Quickstart Configuration is pre- configured with suitable settings. The Quickstart Configuration is pre-configured with suitable settings. It is recommended that at least 1 totaliser for the Feedwater Process is configured. B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 43 Condensate Return, for full details see B850 Boiler House Energy Monitor Installation and Maintenance Instructions IM-P408-03. The Quickstart Configuration is pre-configured with suitable settings. It is recommended that at least 1 totaliser for Condensate Return is configured. B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 44 Please refer to the flowmeter manual (in this case MTL10) for mechanical installation, and set up of its 4-20 mA output and pages 15 to 18 for the Wiring Diagrams. B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 45 Fuel Input Calculation, for full details see B850 Boiler House Energy Monitor Installation and Maintenance Instructions IM-P408-03. The Quickstart Configuration is pre-configured with suitable settings. It is recommended that at least 1 totaliser for Fuel Input Calculation is configured. B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 46 Depending on the output of the fuel flowmeter a unit correction may be required to convert the calculation into hours. For example, Qv*CV *60. Where 60 converts from/m to/h B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 47 Thresholds (T), totalisers (t), alarms (A) and graph settings (G) can be set up for the Bottom Blowdown Calculation, for full details see B850 Boiler House Energy Monitor Installation and Maintenance Instructions IM-P408-03. The Quickstart Configuration is pre-configured with suitable settings. B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 48 It is assumed that there will be a backpressure of 10%, so a factor of 0.9 can be seen in the calculation. If backpressure is different adjust formula accordingly. B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 49 It is assumed that there will be a backpressure of 10%, so a factor of 0.9 can be seen in the calculation. If backpressure is different adjust formula accordingly. B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 50 Thresholds (T), totalisers (t), alarms (A) and graph settings (G) can be set up for the Bottom Blowdown Calculation, for full details see B850 Boiler House Energy Monitor Installation and Maintenance Instructions IM-P408-03. The Quickstart Configuration is pre-configured with suitable settings. B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 51 / kg psi g lb / ft Btu / lb 56.39 298.49 915.3 640.0 55.29 330.58 887.2 762.3 54.39 355.45 886.8 844.3 53.61 376.18 849.9 908.2 52.92 394.02 B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 52 It is assumed that there will be a backpressure of 10%, so a factor of 0.9 can be seen in the calculation. If backpressure is different adjust formula accordingly. B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 53 It is assumed that there will be a backpressure of 10%, so a factor of 0.9 can be seen in the calculation. If backpressure is different adjust formula accordingly. B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...

  • Page 54: Boiler Efficiency

    B850 Boiler H o u s e E n e r g y M o n i t o r Installation and Maintenance Instructions IM-P408-03. B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...

  • Page 55: Relay Outputs

    Click to highlight process value desired and then click in desired row of display. To remove a process value from the display, right click on the display row and click remove. B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 56 For further details on the Sections listed above and for functions 'Media and Characteristic Manager' and 'Administrative Data', see B850 Boiler House Energy Monitor Installation and Maintenance Instructions IM-P408-03, located on the memory stick supplied with the product. B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...

  • Page 57: Saving Your Configuration

    C:\Users\user.name\Desktop\My Config It may be useful to limit your file name to 8 characters in length as the B850 will truncate longer file names when displaying them on its screen. B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 58 YES. If you are not already logged in you will be asked to enter a password (see IM-P408- 03 Installation and Maintenance Instructions for ADMIN password if required), click B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 59 Click OK and the unit will restart with the configuration loaded. B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...

  • Page 60: Process Values

    Applications C (Section 10.25 and Section 10.29) Condensate heat flowrate. Condensate mass flowrate. Condensate volume flowrate. Condensate temperature. Condensate density. Condensate enthalpy. Condensate enthalpy. Make-up water volume flow rate B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 61 Application Y (Section 10.31) Measurement bottom blowdown valve input. Computed value bottom blowdown. Measurement TDS valve input. Computed value TDS blowdown. Application Z (Section 10.32) Computed value boiler efficiency. B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 62 15.2 Spare inputs Wall mounted B850-W boiler house energy monitor In 6 +24 V In 6 0/4 - 20 mA input In 6 In 9 In 9 In 9 input In 9 63/66 In 12 PULSE In 12 input Panel mounted B850-P boiler house energy monitor...
  • Page 63 Event log. If a GSM module is connected to the RS-485 port, failure information can be sent via text message to specified phone numbers. B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...
  • Page 64 B850-W and B850-P Boiler House Energy Monitor IM-P408-04 EMM Issue 7...

This manual is also suitable for:

B850-p

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