Building Automation Knowledge Base

Issue Using the selection tool to select the correct meter. Environment Heat Meters Cooling Meters Cause Selecting the incorrect meter can lead to loss of water flow and increased system pressure. Resolution Selecting an appropriate Heat Meter can be achieved using the selection tool. To view or download the tool click here. For the Product Announcement click here. To view the Online version of the tool please click here. The selection of a Heat Meter requires the following information; 1 - The maximum water flow through the system. 2 - The location of the meter, (Flow or Return). 3 - The size of pipe work where Heat Meter is to be installed. 4 - The media type, heating, cooling or both. 5 - Using the selection tool is made easier by using the Auto filter drop down selection arrows. These allow you to filter the selection on a particular area, i.e. "Flow Rate" as shown below. The Heat Meter part number is established as follows; 1 - Digits 1,2 - Heating, Cooling or Combined. 2 - Digits 3,4 - Flow rate. 3 - Digits 5,6 - Body length and connections. 4 - Digit 7 - Threaded/Flanged. 5 - Digit 8 - Heat Meter location Flow / Return. 6 - Digit 9 - Communications type. 7 - Digit 10 - Display option. 8 Digits 11,12,13 - Revision. To view a warning about the under sizing of Heat Meters, please click here. New serial communication modules are now available for Modbus RTU and BACnet MS/TP interfaces.

Issue What are the replacement for the M52R and the EM52R damper actuators? Environment Dampers Actuators Cause The M52R and the EM52R damper actuators are obsolete. Resolution When using either the M52R or the EM52R actuators to control dampers, the replacements are as follows; The M52R actuator is a 24 volt drive open / drive close type, and is replaced by the MD10B-24. The EM52R actuator is a 24 volt, 2 - 10 volt DC controlled  type, and is replaced by the MD10A-24. For data sheets select below. M52R / EM52R MD10A-24 MD10B-24

Issue The heating plant is remaining off when the controller is in an occupation period. Environment Controllers CSMC 3805 Cause The controller has shutdown because of high internal or high external temperatures. Resolution The controller can generally be forced to night mode if one of the following settings is reached. 1 - Optimum Off - Minimum Inside Temperature - code B10 2 - Inside High Limit Temperature - code B12 3 - Outside High Limit Temperature - code B14 In the case of item 1, if the controller has decided that it can optimise off, then this setting is the lowest temperature before the plant will be switched back on again. Items 2 and 3 dictate the temperature above which, the plant is switched off. To view the controller data sheets, please select here. General data sheet,  Configuration data sheet A. or Configuration data sheet B. If the plant has switched off then changing the appropriate setting will allow the plant to switch back on again.

Issue The Drayton Theta YBM2 Valve Body / Actuator assembly is to be replaced. Environment Replacement Drayton Actuator Valve YBM2 Cause The Drayton Theta YBM2 Valve Body / Actuator assembly is obsolete. Resolution OVERVIEW The Drayton Theta YBM2 Valve Body / Actuator assembly is obsolete, and there is no purpose built replacement. The Valve Body was available in 1.1/4", 1.1/2" and 2" B.S.P. sizes and was normally installed as a mixing valve in variable temperature, constant volume, compensated heating circuits. No Valve Body / Actuator assemblies are currently available in these sizes. Details of the YB Valve Body may be viewed here.   VALVE BODY REPLACEMENT To replace the YBM2 Valve Body the following is required:- S-E Satchwell MB Valve Body of appropriate size - MB1552 (1.1/4"), MB1602 (1.1/2"), MB1652 (2") Details of the MB Valve Body may be viewed here.   ACTUATOR REPLACEMENT The YBM2 Actuator comprised a 3-wire electrical connection enabling it to be operated by a Mains Voltage changeover contact device as follows :-  Terminal M1 – Open signal Terminal M2 – Close signal Terminal M3 – Common  The YBM2 Actuator may be replaced by one or other of the following S-E Actuators :- MD10B-230 MD20B-230 (if MD10B-230 not available) Details of the MD10B-230 Actuator may be viewed here. Details of the MD20B-230 Actuator may be viewed here.   LINKAGE KIT A Linkage Kit will also be required in order to enable the MD Actuator to be mounted on the MB Valve Body. Linkage Kit LMD/AR-MB (914-1071-000) Details of the LMD/AR-MB Linkage Kit may be viewed here In such 3-wire installations the YBM2 Valve / Actuator assembly only will need to be replaced, while any associated Controller and Sensors may be retained.

Issue Is a license required for the S4 BACnet to N2 Routers? Environment S4 BACnet to N2 Router-16 S4 BACnet to N2 Router-32 S4 BACnet to N2 Router-64 S4 BACnet to N2 Router-128 S4 BACnet to N2 Router-256 I/A Niagara R2 I/A Niagara G3 I/A BACnet Metasys N2 network Cause Additional information on 3rd party router Resolution No license is required. But you will need to fill out the S4_Group_Order_Form and send it to CCC at the time of ordering. Link to S4 BACnet to N2 Routers for additional information

Issue What Oil can be used for the DWT0001 pocket sensor to prevent problems with condensation? Condensation causes the temperature sensor to corrode. Environment Pocket sensor DWT0001 STP660 Cooling Condensation Cause If a pipe sensor pocket is mounted incorrectly on a cooling system condensation can build up in the pocket and corrode the sensor. Resolution Cooling system sensor pockets should be mounted at an angle to prevent condensation building up in the pocket.  See datasheet for the DWT0001, click here.  For the STP660 click here. The recommended oil to use is either  ‘Fina 'Solco' AC43 or Shell 'Dialo Oil B'.

Issue Spare Satchwell valve gland kit & grease, reconditioned 'O' rings and lug nuts options. Satchwell packing kits, Satchwell gland kits, Satchwell stuffing glands. Product Line Field Devices Environment Satchwell valve Gland kits Packing kits Stuffing Gland Part Numbers: 0617-9-410, 0617-9-411, 0617-9-412, 0617-9-413 0618-9-210, 0618-9-510, 0618-9-511, 0618-9-512 0623-9-201 0626-9-203, 0626-9-204, 0626-9-310, 0626-9-311, 0626-9-312, 0626-9-313 0667-9-201 Cause Spare item part numbers Resolution   Valve(size) Part No Description Stock 1/2"…..1" 0626-9-313 LUG NUT AVAILABLE   0626-9-312 LUG NUT AVAILABLE   0617-9-410 RECON KIT "O" RINGS & TOOL AVAILABLE MB 1 1/4" 0617-9-411   AVAILABLE MB 1 1/2" 0617-9-412   TOOL AVAILABLE MB 2" 0617-9-413   AVAILABLE MBF 65mm 0618-9-510   AVAILABLE MBF 80mm 0618-9-511   AVAILABLE MBF 100mm 0618-9-512 RECON KIT "O" RINGS AVAILABLE MEU, FEU & VEU 0623-9-201 REPLACEMENT GLAND KIT & GREASE OBSOLETE MJF 0626-9-203 REPLACEMENT GLAND KIT & GREASE AVAILABLE MZ 1"..2" series 3       VJF       VSF 15..25mm       VZ 0.5" .. 2" series 1 & 2               MZX 0.5" .. 2" 0626-9-204 REPLACEMENT GLAND KIT & GREASE AVAILABLE VZX 0.5" .. 2"               MZ 0.5" .. 2" series 1 0626-9-310 REPLACEMENT GLAND KIT & GREASE AVAILABLE VZ 1" .. 2" series 1               MZF 65 .. 150mm 0626-9-311 REPLACEMENT GLAND KIT & GREASE AVAILABLE VZF 65 .. 150mm series 1               VSF 32 .. 50mm 0667-9-201 REPLACEMENT GLAND KIT & GREASE AVAILABLE VV 0618-9-210 RECONDITIONING KIT AVAILABLE Download the drawing for the MB 0617-9-410 (0.5" to 1") Download the drawing for the MBF 0618-9-511 (80mm) Download the drawing for the MZX 0626-9-204 Download the drawing for the VZ/MZ 0626-9-310

Issue SVT Controller will not operate plant under Auto control following Clock replacement. Environment SVT 4201 Optimiser Controller. SVT 4251 Optimiser Controller. Cause Replacement Clock installed in SVT Controller is incompatible due to incorrect Clock specification selection.   Resolution 1. Check SVT Optimiser Controller Specification Number.      Specification Number 588-4-201 = SVT 4201     Specification Number 588-4-251 = SVT 4251   2. Check SVT Clock type.     Analogue or Digital ?   SVT 4201 is Analogue Clock version of SVT Replacement Clock installed should be of Analogue type. Replacement Analogue Clock Specification Number = 561-9-260   SVT 4251 is Digital Clock version of SVT Replacement Clock installed should be of Digital type. Replacement Digital Clock Specification Number = 561-9-261   3.  Replace Clock of incorrect type / specification with Clock of correct type / specification.   Please check the catalog for current equipment

Issue Satchwell VEU 2-port Unit Control Valve is obsolete. Environment Satchwell VEU 2-port Unit Control Valve installations Cause Satchwell VEU 2-port Unit Control Valve requires replacement due to failure. Resolution Satchwell VEU 2-port Unit Control Valve may be replaced by Schneider Electric VZ219 series Unit Control Valve, although dimensional differences may apply. It should be noted that VZ219 series Unit Control Valves are available in both Flat Face and Compression fitting specifications. The latest issue of the Schneider Electric Valves and Actuators Catalogue should therefore be consulted in order to determine the availability of the particular size / kv / fitting combination required. It should also be noted that any Actuator installed on the Satchwell VEU 2-port Unit Control Valve will not be compatible with the replacement Schneider Electric VZ219 2-port Unit Control Valve and that a Schneider Electric MZ20 series Actuator of the appropriate operating voltage / signal type will also be required.

Issue Satchwell V V series Butterfly Valve Body requires replacement. Environment Satchwell V V series Butterfly Valve Body installations. Cause Obsolescence of Satchwell V V series Butterfly Valve Body. Resolution Replace Satchwell V V series Butterfly Valve Body with S-E VF208W series Butterfly Valve Body. Replace Satchwell A R series Actuator with S-E MF20 / MF40 series Actuator as appropriate. It should be noted that where a Satchwell V V series Butterfly Valve Body is to be replaced by a S-E VF208W series Butterfly Valve Body the Satchwell A R series Actuator fitted to the Satchwell V V series Butterfly Valve Body will not be suitable for reuse on the S-E VF208W.Buttterfly Valve Body. Satchwell V V series Butterfly Valves utilise Satchwell A R series Actuators. Satchwell A R series Actuators are not suitable for use on S-E VF208W series Butterfly Valve Bodies. S-E VF208W series Butterfly Valve Bodies utilise S-E MF20 / MF40 series Actuators. S-E MF20 / MF40 series Actuators are not suitable for use on Satchwell V V series Butterfly Valve Bodies. It should also be noted that Satchwell  V V series Butterfly Valve Bodies have screwed connections, whereas S-E VF208W series Butterfly Valve Bodies have Flanged connections. Further it should be noted that the width of a S-E VF208W series Butterfly Valve Body is significantly less than the corresponding length of a Satchwell V V series Butterfly Valve Body of equivalent pipe-size that it is replacing and that this will result in the need for mechanical work including installation of counter flanges to be undertaken to the pipe work at the location the S-E VF208W series Butterfly Valve Body is to be installed.  Please check the latest catalog for current equipment.

Issue Review of Windows event log, product event logs, or error windows during operation provides an error code number that is unreadable. Environment Microsoft Windows Cause Microsoft uses a standard list of error codes which programs can access. The display of these errors is typically in a decimal or hexadecimal format. Resolution Use the Windows Error Codes spreadsheet which allows the user to enter the code as either Hexadecimal or Decimal format and provide the text description for the error code. Use the error code description to further diagnose the problems being experienced. Guidance on whether a code is Hexadecimal or Decimal: 0x00000001 - Hexadecimal -214000000 - Decimal

Issue Issues being experienced can vary, here are some examples: The digital clock gains a minute every few seconds. The code (0112) when entered to accept alarms, is not accepted. Environment DC1100 controller DC1400 controller Cause The unit has not been correctly cold-started after first being powered on. Resolution The DC1100 / DC1400 controllers must be correctly cold-started after first powering up, this ensures that the default configuration is correctly installed. Cold-start the controller using the following process: Turn off the power to the controller. Press and hold in the ENTER and EXIT keys. Power up the controller whilst continuing to press the ENTER and EXIT keys. Release the ENTER and EXIT keys. The controller will now go through a self test programme and load its defaults. To review the DC1100 / DC1400 controller overview, select here To review the DC1100 controller general data sheet, select here To review the DC1100 controller installation, wiring and Commissioning information select here To review the DC1400 controller general data sheet, select here To review the DC1400 controller installation, wiring and Commissioning information select here

Issue How do you set up the VisiSat server for MicroNet or IAC controllers? Environment VisiSat server settings Cause Assistance for correct configuration. Resolution LIB-4-485 is a RS-232 to RS-485 converter to be used with VisiSat for communicating to MicroNet NCP Controllers or Satchnet controllers without the need for a MNMI or MIU respectively. The LIB-4-485 is powered from the communications port of your PC and no external power is required, providing the PC port adheres to the RS-232 specification (we have used successfully with Dell PC’s). The connection to the LAN are:-  TD (A) – To negative (-) communications terminal of controller. TD (B) – To positive (+) communications terminal of controller. GND – Screen connected at LIB card only and not at controller.   VisiSat requires the following settings to be configured in the VisiSat Server. The Server is found minimized next to the clock in the system tray. At the bottom right corner of your desktop, double click the server icon to show the VisiSat Server client. Select settings from the Network Menu Option. The Configure Network Settings window will be displayed as below. Select ‘Serial Port’ as the Transport type, and click the Configure button. 1. The configuration for use with MicroNet controllers needs to be as detailed below. 2. The configuration for use with IAC controllers needs to be as detailed below. Once the correct selection has been made click OK. VisiSat is then ready to use with selected controllers.   The VisiSat Engineering guide contains additional information regarding the VisiSat server Click here to download or view the VisiSat Engineering manual.  

Issue Part number for remote switch unit for DC1100 or DC1400 Environment DC1100 And DC1400 Cause Obsolete Resolution Refer to datasheet for wiring instructions

Issue Displayed temperature on the ETR is offset from the actual temperature reading of the controller. Environment ETR Thermostat Cause Factory calibration is offset from actual temperature. Resolution Click here to download the Installation and Operating Instructions Temperature Display Adjustments Temperature display may be adjusted by adjusting the ZERO or OFFSET Potentiometer (P2) as shown on the diagram.  Adjust P2 until the LCD Display reading, matches your controllers temperature reading if necessary. Note that all LCD Displays, are factory calibrated using an NIST Certified Glass Thermometer.

Issue Multical 602 - No pulse output detected for cooling energy from top module 602-0C Environment Kamstrup Multical 602 heating/cooling meter with 602-0C top module (part number MAPULSETOP-C) Cause The 602-0C top module was purchased separately from the Multical 602 meter. The 602-0C top module is factory configured for a heat meter. Output C (terminals 16 and 17) is associated with heat energy CE+ which is stored in the calculator at register E1. The cooling energy CE- is stored in a separate memory location of the calculator at register E3.  Resolution Configure output C to cooling energy E3 using the METERTOOL HCW software and USB optical eye tool. Contact Product Support for the METERTOOL HCW software and the USB drivers for the USB optical eye tool The USB optical eye part number is MAOPTICUSB Procedure to configure output C to cooling energy: 1. Run the METERTOOL HCW software  2. Place the optical eye over the small window on the front of the calculator 3. Make sure that the optical tool is held in place magnetically and is resting on the lower pins 4. Press the connect button in METERTOOL HCW 5. Select Modules from the menu on the left-hand side 6. Select Configure Top Module from the next screen 7. The configure button will be inactive and in order to make any changes, you must read current configuration. Press the Read button 8. Output C is set to CE+ and that Output D is set to CV+ and the Configure button is now active 9. Using drop down box for Output C, select the option CE- to specify that this output will connect to the Cooling Energy register E3 10. Press the Configure button to write the new setting to the 602-0C top module and wait for this write process to complete It is recommended that the meter be cold started to ensure the changes takes effect. The procedure to cold start the meter is as follows.    Remove the calculator top piece from its base Click front buttons a few times to use up power (drains super-cap) Once display goes blank, wait for 30 seconds Replace the calculator top piece onto its base Display should come on and meter initialises it is best to cold start the meter to ensure changes takes effect, maybe we should mention that here, to do this...   a) remove the calculator top piece from its base b) click front buttons a few times to use up power (drains super-cap) c) once display goes blank, wait for 30 seconds d) replace the calculator top piece onto its base e) display should come on and meter initialises it is best to cold start the meter to ensure changes takes effect, maybe we should mention that here, to do this...   a) remove the calculator top piece from its base b) click front buttons a few times to use up power (drains super-cap) c) once display goes blank, wait for 30 seconds d) replace the calculator top piece onto its base e) display should come on and meter initialises

Issue DC1100/1400, how does the "Set Back" operation work? Environment DC1100 DC1400 Drayton Set Back Cause The Set Back operation has been enabled, but does not appear to work. Resolution There are two modes of operation when using the Set Back function. 1 - Set Back Enabled - Space Night Setpoint - Disabled. - Do not use this option. Expected result At the end of occupancy, the plant will continue to operate, and the compensated setpoint temperature will reduce by the "Flow Night Setpoint" value. The display will show "Set Back". Actual result Controller switches off and displays "Outside Occupation". 2 - Set Back Enabled - Space Night Setpoint - Enabled. Space temperature above "Space Night Setpoint" setting. Controller acts as expected, it switches off and displays "Outside Occupation". Space temperature below "Space Night Setpoint" setting. The plant will switch on, and the compensated setpoint temperature will reduce by the "Flow Night Setpoint" value. The display shows "Set Back". The image below shows the appropriate section of the programming menu structure.  

Issue Does the Valve & Actuator Selection Tool work on Windows 8? Environment Valve, Actuators Cause Current desktop, laptop, and tablets are installed with Windows 8 Resolution Until a newer version is released, the following work-around will allow the Tool to operate in a Windows 8 environment: To install, the program will need to detect .Net 2.0.  To do that, ensure some .Net features are on.  Internet access is required.   1.  Go to Control Panel - Programs - Programs and Features and in the upper left will be a link to "Turn Windows Features on or off"  -  click that. 2.  From the Windows Features Screen, make sure there are check boxes next to .Net Framework 3.5 and the two boxes below it as shown here: 3.  Restart Windows and then install the Valve & Actuator Selection Tool 4.  Turn off User Access Controls in Windows.  Go to User Accounts and Family Safety (Control Panel) - User Accounts  - click the link to "Change User Account Control Settings".  In the dialog that follows - move the slider to the bottom (Never Notify) 5.  Right-click on the Valve & Selection Tool icon on your desktop (from the installation in step 3) and choose "properties". 6.  On the Compatibility Tab - check the box to run the program in Windows 7 compatibility mode and the box to run the program as administrator. 7.  Run the Valve & Selection Tool program.

Warning Electrostatic Discharge Required: Always discharge static electricity from your person by touching metal prior to handling any hardware. Failure to do so may result in damage to devices. Issue Confused by RF-Series sensor wiring instructions. Do the controller's input return and the supplied power ground connect to the same termination on the sensor? Environment RH-Series sensor Cause Documentation Resolution *** If connecting to a voltage input on the controller then use the VOUT termination instead of the 4-20 mA

Issue UPC Barcodes and EAN Barcodes Environment Site ordering parts from Schneider-Electric Cause What are UPC Barcodes and EAN Barcodes Resolution The EAN contains a 13 digit number and the UPC contains a 12 digit number. EAN = 0012345678905 UPC = (0)012345678905 or 012345678905 GS1, the original source for barcodes has created the confusion between UPC (Universal Product Codes) and EAN (European Article Numbers also called International Article Numbers) Below is an example of a Schneider Electric SHR110 room RH/Temp sensor: