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TEL AFA4000/E, Installation And Operating Manual

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TEL AFA4000/E Installation And Operating Manual Download Page 47

 

AFA4000/E

 VAV Airflow Controller / p.47 

4.3.8

 

Foot switch  

The Foot Switch is an optional, third party supplied component, which can be positioned on the 
floor in front of the fume hood and used to open the sash. 

 

Figure 13: Typical third party foot switch 

4.3.9

 

Sash drive unit 

The Sash Drive Unit is a geared electric motor and clutch assembly used to drive the sash.  

Three types of drive are available, none of which preclude manual opening / closing: 

•

 

Rack and pinion drive 

•

 

Chain and sprocket drive 

•

 

Pulley and wire drive 

 

 

 

Chain and sprocket drive 

Rack and pinion drive 

Pulley and wire drive 

Figure 14: Example drives 

Summary of Contents for AFA4000/E

Page 1: ...AFA4000 E VAV Airflow Controller Installation and operating manual Issue 2...

Page 2: ...irflow Monitor 11 3 1 Introduction 11 3 2 Display 12 3 3 Alarms and events 14 3 4 Controls and indicators 16 3 5 Operator display panel menu navigation 18 3 6 External connections 20 3 7 Functions 22...

Page 3: ...ors 98 7 2 Auto Sash Controller 1 2 or 3 position 101 7 3 Sash lock function 104 7 4 Over Current Monitor 105 7 5 Auto Stop 106 7 6 Auto Sash Controller stand alone 107 8 Configuration 117 8 1 AFA4000...

Page 4: ...1 Control philosophy 184 12 2 Modes of operation 184 12 3 Operation and alarm indication 187 13 Troubleshooting 189 13 1 Fault finding 189 13 2 Diagnostics menu 192 13 3 Auto sash alarm indications 19...

Page 5: ...used with either Modbus or BACnet protocol Featuring an innovative hot wire sensor the AFA4000 has no inherent drift meaning that the sensor will provide stable readings over many years of operation e...

Page 6: ...with this manual the protection provided by the devices may be impaired 2 2 Precautions Ensure the equipment voltage corresponds to the voltage available at the installation position Do not remove equ...

Page 7: ...air of the equipment whilst covers are open or the equipment is in operation is only to be done by skilled persons who are aware of the potential hazards Make unsafe equipment inoperative Examples of...

Page 8: ...or disconnection of the protective conductor terminal is likely to make the equipment dangerous Never interrupt the protective conductor If the mains power cord needs to be replaced ensure that the r...

Page 9: ...Only connect equipment that meets the requirements of IEC 61010 1 IEC 60950 or equivalent standards Installation category The equipment can withstand transient over voltages typically present on the...

Page 10: ...EN61326 EMC standard for electrical equipment for measurement control and laboratory use and EN55011 ISM Class A RF emissions 2 7 2 FCC Rules and Regulations The Airflow Monitor System and Auto Sash C...

Page 11: ...set the Auto Sash controller to Disabled Disconnected or Not Configured to ensure that the sash is under manual control whilst the AFA4000 E AS airflow monitor is commissioned The AFA4000 E AS auto de...

Page 12: ...s and or change the password contact the supplier for the engineer s password and enter the passwords in the Main Menu or alternatively use a laptop connected to the Com port and use the Upload Downlo...

Page 13: ...as Manual High Set Point or Low Set Point The display shows an up and down arrow icon in the bottom right hand corner of the screen when an input function is set to Hi Lo 2 speed operation The up arr...

Page 14: ...out the velocity reading Setback The night setback function is activated Setback alternates on off with the velocity reading The display backlight dims Standby Pushbutton 3 Min function is activated S...

Page 15: ...eration Point is enabled It displays at the top of the screen Low Set Point Low Set Point unoccupied mode if Dual Set Operation Point is enabled It displays at the top of the screen Mute The audible a...

Page 16: ...selected on pushbutton I or when the Setback or Alarm Disable functions are activated When the audible alarm is muted disabled the mute icon displays at the bottom left side of the screen When an inpu...

Page 17: ...pushbutton is set to Scrubber operation Lights On Off Displayed when the pushbutton is set to Lights operation Purge On Off Displayed when the pushbutton is set to Purge VAV operation MIN Displayed wi...

Page 18: ...up menu See Monitor set up menu section Set up Auto Sash Note This option is only available if the Auto Sash is connected Auto Sash Configuration menu See Auto Sash Configuration menu section 3 5 2 Mo...

Page 19: ...menu Note This option is only available if the Auto Sash is connected Menu item Option Instructions TEL Sash Closer Shows the firmware F W and Hardware H W versions Read only information Setup Menu Au...

Page 20: ...gh Fire Alarm Sash high Mute Emergency Fan stop External alarm Personnel sensor Night set back Mains fail Alarm disable Sash warning None High Low Analogue input functions Duct pressure Sash position...

Page 21: ...management or automation systems BMS BAS For specific information on Modbus RTU options and settings see section 8 1 1 3 For specific information on BACnet options and settings see section 8 1 1 4 3...

Page 22: ...m sec or fpm and can also be set to show plain text Air Safe Air Fail only The AFA4000 E has 4 programmable airflow alarms Alarm Description Safe airflow Airflow reading above warning level for exampl...

Page 23: ...Menu Audible Alarm 3 7 3 Pushbutton functions The AFA4000 E has 3 programmable pushbuttons The pushbutton icon is displayed on the screen above the relevant pushbutton The pushbuttons are identified a...

Page 24: ...displays the current airflow and all input alarm functions remain active Fan On Start Up 10 Seconds Pushbutton I set to Fan On Off and is On Extract Fan Relay is On Pushbutton Fan Start time paramete...

Page 25: ...me This function is used when 2 output relays are required for Pushbutton I Run Down Timer Enabled not enabled When enabled select the Run Down Time When the fan is set to OFF the fan remains on for t...

Page 26: ...Fan runs Pre purge period elapsed Services icon Rst Can be switched on if airflow is safe Will revert to Rst Off if Low Air Alarm activates Disabled until airflow is safe Fan Off Post purge period Ser...

Page 27: ...ton Purge On Off Relay operates if configured VAV Min Run Max or VAV Min Normal functions Min Pushbutton III set to VAV Min Run Max and is set to Min Standby toggles on off with other alarms in the st...

Page 28: ...when configured High Temp toggles on off with other alarms in the status window if temperature is higher than the High Temp Alarm point Red Alarm LED Halo illuminated Audible alarm sounds can be muted...

Page 29: ...red as Alarm is disabled Alarm disabled displays in the status window Red Alarm LED Halo illuminated Audible alarm muted Mute Icon shown on display Night set back When input configured as Night Set ba...

Page 30: ...s when configured Alarm re activates after time delay when repeat time enabled High Low When input configured as High Low is activated Display Icon shows High or Low High Low relay operates when confi...

Page 31: ...ccupied Low Set Point Note When the Low Set Point is active the Reduced Low Air and Warning Air Alarms are active Fan Stop When the input configured as Fan Stop is activated Off displays Red LED Halo...

Page 32: ...the input configured as Fire Alarm is activated Red Alarm LED Halo illuminated Fire Alarm displays Audible alarm sounds Audible can be muted by pressing the Mute pushbutton This silences the alarm wh...

Page 33: ...er p 33 3 8 Components 3 8 1 Inverter control components 1 AFA4000 E monitor 1 Airflow Sensor c w 2 metre RJ45 sensor cable 1 Plug in type low voltage power supply with 5 metre cable Figure 2 AFA4000...

Page 34: ...2 Damper control components 1 AFA4000 E monitor 1 Airflow Sensor c w 2 metre RJ45 sensor cable 1 Econ Power Supply Unit c w 2 metre ribbon cable 1 Electrical Damper Actuator c w 3 metre flying lead Fi...

Page 35: ...Sash High Alarm Sash Position Sensor sprung potentiometer Used for Volumetric Output and Sash High Alarm Personnel Sensor Passive Infra Red sensor Used for Dual Set Point Control and Close Sash Alarm...

Page 36: ...ally closes when the fume hood is unattended Auto Open The sash automatically opens when the user returns Tiptronic Open Close Touch sensitive sash movement menu selectable Sash Lock The sash is progr...

Page 37: ...automatically drives to the bottom position when the user is not present Press the pushbutton to drive the sash to the bottom position when the user is present The pushbutton is disabled Method B 2 Po...

Page 38: ...is present Press the Up pushbutton to drive the sash to the next calibrated position when the user is present When the Tiptronic feature is enabled manually tip the sash upwards and the sash will driv...

Page 39: ...L or the fume hood manufacturer The switch can be arranged to be open closed when the sash is closed depending on fitting The wiring arrangement must be modified for installation and the operational r...

Page 40: ...the user is present When the Tiptronic feature is enabled manually tip the sash upwards and the sash will drive to the mid position Manually tip the sash downwards and the sash will drive to the bott...

Page 41: ...41 4 3 Control system components The Auto Sash Control System comprises of a control unit and additional components Figure 4 Typical location of main components Note This example installation is fitte...

Page 42: ...ntrol unit The Auto Sash Control Unit processes inputs from sensors switches associated with the sash control function and output signals relevant to the motor drive s and the alarm panel Figure 5 Aut...

Page 43: ...red by the sensor When the user is not present at the fume hood the sash will close automatically This follows a pre set delay time if the Sash Light Curtain is not broken and the sash is open 4 3 3 S...

Page 44: ...ght Curtain Control Box 4 3 4 Under Sash sensor The Under Sash Sensor is an alternative to the Sash Light Curtain which detects whether the opening below the sash is clear from obstructions before the...

Page 45: ...6 Sash Position sensor The Sash Position Sensor comprises of a flexible cable a spring loaded spool and a potentiometer It is used in conjunction with the Tiptronic control option to detect and measur...

Page 46: ...Tilt Switch is an optional third party supplied component which is fitted to the fume hood top panel It operates to isolate the Auto Sash controls when the top panel is open to facilitate the servicin...

Page 47: ...sash Figure 13 Typical third party foot switch 4 3 9 Sash drive unit The Sash Drive Unit is a geared electric motor and clutch assembly used to drive the sash Three types of drive are available none o...

Page 48: ...ired The 14 way ribbon cable must be able to connect the Econ Power Supply Unit when it is fitted to the top of the fume cupboard to the AFA4000 E controller Note Longer ribbon cables are available on...

Page 49: ...he laboratory The back connection spigot of the sensor is designed to accept a tube with outside diameter of 25 mm which should be connected to the inner chamber of the fume cupboard This tube and fit...

Page 50: ...tube attached to the inner side wall Position the open end of this rigid wall tube in the ideal position for example 100 mm back from the sash and 100 mm higher than the normal sash opening Fume cupbo...

Page 51: ...Note Print to A4 Do not scale or print to fit page Note Separate mounting boxes and adaptor plates are available for retro fitting to older fume cupboards 65mm 2 56 52mm 2 05 6 5mm 0 256 6 5mm 0 256 3...

Page 52: ...g holes B in figure 17 3 Place the AFA4000 onto the top of the mounting bracket C in figure 17 4 Push the bottom of the AFA4000 onto the mounting bracket and click into place D in figure 17 5 To remov...

Page 53: ...AFA4000 E VAV Airflow Controller p 53 Figure 18 SM7 sensor cut out template Note Print to A4 Do not scale or print to fit page...

Page 54: ...AFA4000 E VAV Airflow Controller p 54 5 2 2 Typical installation diagrams Figure 19 Typical double wall style fume cupboard installation Figure 20 Typical Euro single wall fume cupboard installation...

Page 55: ...lug in cable to the sensor and the back of the AFA4000 E unit J in Figure 21 3 For damper control terminate the damper actuator cable into the ECON Output 1 terminals on the Econ Power Supply Unit Use...

Page 56: ...r analogue H 15 Vdc power supply used if relay interface is not fitted C Input 2 digital or analogue I Auto sash RJ45 connection only used on AFA4000 E D Input 3 digital or analogue J Airflow sensor R...

Page 57: ...AFA4000 E VAV Airflow Controller p 57 Figure 22 AFA4000 E inverter control connections...

Page 58: ...AFA4000 E VAV Airflow Controller p 58 Figure 23 AFA4000 E damper control connections...

Page 59: ...AFA4000 E VAV Airflow Controller p 59 Figure 24 AFA4000 E typical connection diagram...

Page 60: ...AFA4000 E VAV Airflow Controller p 60 Figure 25 AFA4000 E AS typical connection diagram...

Page 61: ...Figure 26 AFA4000 E and AFA4000 E AS dimensions I P 1 R1 R2 R3 15V PSU I P 0 10V O P 1 I P 3 I P 2 RJ45 RJ12 Relay Interface Unit RS485 Port Sw Sw bn bk Sw bl REFER TO INSTALLATION INSTRUCTIONS BEFOR...

Page 62: ...AFA4000 E VAV Airflow Controller p 62 Figure 27 SM7 airflow sensor dimensions...

Page 63: ...can be set to Run mode before it is calibrated to allow the fan to be started To enter the menu from the Run screen press and hold the Mute button for 5 seconds or until the main menu appears Note Du...

Page 64: ...ating mode The Controller displays status and alarms in the status window When the Auto Sash Controller is connected and has not been calibrated the status window displays the message Auto Sash Not Co...

Page 65: ...spray on the sash runners or adjust the sash runner s alignment when the sash does not move freely 6 1 Auto Sash Control Unit 6 1 1 Mounting the unit The Auto Sash Control Unit can be mounted as follo...

Page 66: ...l cables through the sidewall and into the service void For fume hoods with a single wall route all cables up the outside of the sidewall using suitable trunking or fixing pads and ties When wiring in...

Page 67: ...AFA4000 E VAV Airflow Controller p 67 Figure 31 Sash Control System general layout wiring schematic and illustration inset...

Page 68: ...new build or retro fit The size and configuration of the fume hood The fume hoods location None of these options preclude manual operation of the sash 6 2 1 Rack and pinion motor drive The Rack and Pi...

Page 69: ...opened Side view Front view Figure 32 Rack and pinion sash drive motor assembly Note Ensure that the rack is long enough to protrude through the top of the motor assembly when the sash is fully close...

Page 70: ...sition of the proximity low switch at the top of the motor assembly to ensure that the rack is clear of the switch when the sash is closed 7 Connect the Sash Drive to the Auto Sash Control Unit using...

Page 71: ...AFA4000 E VAV Airflow Controller p 71 Figure 34 Side views of a rack and pinion drive typical installation...

Page 72: ...ustable bracket so that the correct chain tension can be set The Shaft Drive arrangement can accommodate one or two sash wires Figure 35 Typical chain and sprocket shaft drive installation 6 2 2 2 Ins...

Page 73: ...ling the chain and sprocket counterweight drive 1 When the motor chain and freewheeling sprocket has been fitted manually open close the sash to ensure that the motor drive is free running and that th...

Page 74: ...me hoods but can be retro fitted if a longer replacement sash wire can be fitted Figure 37 Typical wire and pulley drive installation 6 2 4 1 Installing the wire and pulley drive The motor assembly ca...

Page 75: ...ontrol box 1 Fix the Sash Light Curtain Control Box onto the top of the fume hood using the tabs attached to the control box and the screws provided Ensure that there is access to the terminals to con...

Page 76: ...nt plastic covers from the right hand side of the light curtain receiver and the left hand side of the light curtain transmitter cases Figure 39 Light curtain receiver plastic cover 3 Position the lig...

Page 77: ...opening A small error in alignment is acceptable The allowable error is dependent on the spacing between the transmitter and receiver Figure 41 illustrates the maximum allowable transmitter to receiv...

Page 78: ...m its base The light curtain transmitter and receiver can be positioned above the bottom of the sash in the fume hood if they are free from obstructions Where possible make sure the light path is alig...

Page 79: ...ter and receiver as templates 3 Drill the holes for the fixing screws Use the 2 mm 0 08 drill bit provided and fix the transmitter and receiver Figure 43 Transmitter Receiver fixing holes 4 On a fume...

Page 80: ...in the sidewall to accept the grommet Figure 44 Light curtain cable entry Note The hole s centre should be a minimum of 35 mm 1 38 from the top of the light beam path so that the cable is not stresse...

Page 81: ...iver Wiring Schematic 7 Use the pre assembled cables provided to connect the output from the Safety Curtain Control Box to the Auto Sash Control Unit See the wiring schematic in section 6 9 8 Fix the...

Page 82: ...ons Use a suitable bracket so that the sensor position can be adjusted to the required position 2 Fix the 5 m cable which is attached to the sensor to the sash wire using cable ties Attach the 5 m cab...

Page 83: ...retro installation 3 Fix the retro reflective tape strip to the inside of the fume hood on the opposite side to the sensor Position the centre of the retro reflective tape strip in line with the cent...

Page 84: ...itch Tilt Switches are provided in a variety of forms the installation instructions that follow are therefore general Ensure that the Tilt Switch is installed in the correct orientation open when the...

Page 85: ...circuit depending on which terminals are used on the switch for each type of activation Typically the switch would be fitted so that the lever engages pushes in when the sash is open Connect the Sash...

Page 86: ...ange of a metal plate attached to the sash i e when the sash is closed The type of switch selected makes or breaks the circuit when the sash is closed Typically the switch would be fitted so that the...

Page 87: ...he sensor draw wire to be correctly aligned 1 Offer up the sensor to determine the best fixing position on the fume hood framework Where possible ensure the sensor draw wire runs straight out of the s...

Page 88: ...re to either The sash using a suitably sized screw the draw wire has a 9 53 mm 0 38 diameter fixing ring with a 4 85 mm 0 18 diameter fixing hole in its centre The sash cable using a cable tie ensurin...

Page 89: ...sor Mount the sensor centrally to the front of the fume hood and above the fume hood sash use the fixing holes in the back of the sensor See the table in Figure 56 for the correct mounting hole dimens...

Page 90: ...izontal axis of the fume hood Figure 57 Note Do not mount the sensor higher than 250 0mm 98 from the laboratory floor Figure 57 Vertical positioning of Personnel Sensor 2 Fit the connection cable to t...

Page 91: ...eam to suit different fume hood widths To adjust the beam width 1 Access the two potentiometers under the sensor s front cover Figure 59 Figure 59 Personnel sensor beam width adjustment potentiometers...

Page 92: ...ilting the bottom of the sensor towards or away from the front wall of the fume hood Figure 61 This is to ensure that the sensors beam is at optimum angle from the fume hood to achieve the best field...

Page 93: ...AFA4000 E VAV Airflow Controller p 93 Figure 61 Adjusting the personnel sensor beam angle away from the fume hood...

Page 94: ...nel Sensor Dip Switch Settings Switches Setting Description 1 2 Presence timer Select the time delay before the Personnel Sensor re learns the background when a stationary object is detected 2 15 60 o...

Page 95: ...nsor beam paths overlap 7 Monitor mode Select the Monitor Mode Set the switch to Normal Note The Snow setting is only applicable to outdoor applications and therefore is not used 8 Self Diagnostics Se...

Page 96: ...AFA4000 E VAV Airflow Controller p 96 6 9 Auto Sash System Control Box general wiring diagram...

Page 97: ...takes approximately 3 seconds All inputs and outputs are deactivated during the self test 2 At the end of the delay the unit will do one of two things When the controller has been calibrated the unit...

Page 98: ...ollowed by Mute 5 Select Manual and press Mute to continue 6 Open the sash to the normal operating height and use a calibrated instrument to measure the face velocity 7 Use the buttons to adjust the m...

Page 99: ...en Manual Auto followed by Mute 18 Select Auto and press Mute to continue 19 Select Done and press Mute 20 Select Run to go to normal operating mode 7 1 1 Possible messages Message Reason Actions Devi...

Page 100: ...repeat the sample Do not close the sash below 150 mm The face velocity readings on the open sash may vary at different points on the measuring grid by up to 0 1 m sec This is acceptable long as indiv...

Page 101: ...l the Main Menu is displayed 2 Use the buttons to select Set Up Auto Sash The display shows the message TEL SASH CLOSER 3 Press the Mute button to display the current Hardware and Software version for...

Page 102: ...tly over run past the calibration points when the sash motor drive is set to a fast speed When calibrating the sash positions allow a margin for the sash to over travel past the calibration height For...

Page 103: ...lose the sash and press Mute 14 Fully raise the Base and Fully close the sash and press Mute 15 Fully open the sash and press Mute 16 With the Base Fully raised close the sash and set the bottom posit...

Page 104: ...rofile 7 Use the button to scroll through the menu and select Sash Settings then press Mute 8 In the Configuration menu the display will show 1 Enabled 9 Use the button to scroll through the menu and...

Page 105: ...the button and select Back then Back to Set up menu Press Mute 13 Use the button and select Exit and Save Changes Press Mute 14 When the Motor drives the selected Max or Live current will be displaye...

Page 106: ...ration menu the controller will display the message System Profile 7 Use the button to scroll through the menu and select Sash Settings then press Mute 8 In the Configuration menu the display will sho...

Page 107: ...Unit performs a self test of its functions LEDs and the audible alarm This self test takes approximately 3 seconds During the self test period all inputs and outputs are de activated 2 At the end of...

Page 108: ...of the sash opening 10 Press buttons to determine which arrow activates sash closing 11 Press the button which closes the sash press Enter This instructs the controller which direction the motor need...

Page 109: ...ration menu the display will show 1 Enabled 9 Use the button to scroll through the menu and select 4 Calibration and press Enter 10 Follow the on screen instructions and set the sash to the centre ope...

Page 110: ...Up menu the controller will display Keypad Tones 5 Press button select Sash Settings and press Enter The controller will display 1 S1 Enabled 6 Press button select 8 Auto Lock and press Enter 7 Set to...

Page 111: ...rrent will be displayed in the status bar 12 Determine the current limit required for either sash open sash close or both 13 From the Run Screen press and hold the Enter button for 5 seconds until the...

Page 112: ...Enter The controller will display 1 S1 Enabled 6 Use the button to scroll through the menu and select 9 Auto Stop Press Enter 7 The Auto Stop will be disabled Press Enter then use the button to select...

Page 113: ...e not broken and the Personnel Sensor is disabled so that the sash does not Auto Close whilst the Safety Light Curtain is being calibrated Note If it is not possible to disable the Personnel Sensor re...

Page 114: ...Light Curtain Control Box with lid removed 4 Power up the Auto Sash Control Unit 5 Check that the Safety Light Curtain Transmitter and Receiver are connected correctly and are operational The red Pow...

Page 115: ...is not clear 10 Turn the gain potentiometer anti clockwise to the minimum The transmitter and receiver can no longer sense each other 11 Slowly adjust the gain potentiometer Figure 63 clockwise to max...

Page 116: ...sh Control Unit 7 6 9 Sash position sensor No user calibration of the Sash Position Sensor is possible The sensor provides sash position data to the Auto Sash Controller relative to its starting posit...

Page 117: ...variety of set up programs each designed for a specific application with a combination of inputs outputs and push buttons The monitor can be re configured through the key pad and menu system or by co...

Page 118: ...onitor Set up Menu Press the button to scroll down the menu list and press Mute to select the required option Note The Configure menu is password protected The default password is 0 0 0 0 Note The Mon...

Page 119: ...Input function Select the function Night Setback Alarm Disable None Temperature Fire Alarm Mute Fan Stop Mains Fail Sash Warning High Low Sash High Emergency Ext Alarm Fire Alarm Relay Output 1 2 or 3...

Page 120: ...e Relay Alarm disable relay Select the required relay None Output 1 Output 3 Sash High Repeat timer Enable or disable the timer Sash high time If the timer is enabled set the time Sash high relay Sele...

Page 121: ...Protocol Protocol Select the required protocol Modbus TEL PC BACnet TEL AFA5000 TELBUS Note The TEL protocols are used to connected to TEL Config Manager software and the TEL AFA5000 Room Space Contro...

Page 122: ...nu item Instructions Display Units Select the required display units m sec fpm Low Air Alarm Set the low air flow alarm threshold Low Air Cutoff Enable or disable the low air cut off If enabled set th...

Page 123: ...ing Disable Audible Alarm Select Enable to sound the audible alarm or Disable not to sound it Sensor Difference Set the sensor difference Display Smoothing Set the sensor difference seconds Keyboard C...

Page 124: ...0 Parity Set the parity None Odd Even Done Return to the Monitor config menu section 8 1 1 8 1 1 4 BACnet settings menu Menu item Instructions Device Instance Use the buttons to set the value for a di...

Page 125: ...ure Menu To access the ECON Configure Menu navigate to Main Menu Set up Monitor Configure Econ Config Press the button to scroll down the menu list and press Mute to select the required option Note Th...

Page 126: ...ed at this value Note If the Output Type is set to Valve the manual output is relative to the damper position If the Output Type is set to Damper or Inverter the manual output is relative to Volume Au...

Page 127: ...ut gives increased speed of response when the sash is opened This setting should be used for TEL supplied Econ VAV dampers The damper output is direct and 10V Max volume Inverter The inverter output i...

Page 128: ...tput Used when Pushbutton III is set to Min Run Max MAX Output sets the damper or inverter to a maximum extract volume in an emergency when the MAX function is selected Output range 0 100 Low Limit Us...

Page 129: ...he extract volume and maintain the set point face velocity The High Limit sets a maximum damper position to prevent the volume from increasing too far Note In most installations the High Limit is set...

Page 130: ...w is 0 5 m sec above the set point Integral Time The Integral Time is the correction action of the control system If only proportional control prop band is used any error is between the actual measure...

Page 131: ...h position sensor for VAV control When the sash is opened the output drives to a calculated position for a brief time period before the output switches back to face velocity control The Boost Duration...

Page 132: ...At the design sash height for example 500 mm the face velocity will be close to the set point for example 0 5 m sec 5 When the sash is lowered to 100 mm the face velocity increases 6 Adjust the Prop...

Page 133: ...irflow is below the set point and the Integral value is set greater than zero 8 4 AFA4000 E AS configuration menus Note The Auto Sash menus are only available when the Auto Sash is connected To config...

Page 134: ...rm Sash Lock Choose the setting On Off Sash settings 1 Enable disable Choose the setting to permanently enable or disable the S1 drive via the menu or keypad On via menu Off User via keypad 2 Sensors...

Page 135: ...t Display Motor Current 0 10V Back Choose the setting 6 24V Password protected 30 100 30 100 0 0 1 0 Seconds 50 3000mA 50 3000mA 0 0 1 0 Seconds 1 6 1 5 Seconds Password Protected Options Slow Down Zo...

Page 136: ...6 Tiptronic Tiptronic Minimum Tip Time Maximum Tip Time Back Choose the setting Disable Enable 100 300ms 500 1500ms 7 Auto Open Auto Open Auto Open Delay Auto Open Alarm Back Choose the setting Disabl...

Page 137: ...y of the Sash Fault alarm where 1 6 1 6mm sec sash velocity The Stall Detect Delay is a delay period before the alarm activates For example when the Sensitivity is set to 4 and the Delay is set to 2 s...

Page 138: ...1 4 closed Close Sash Set the Close Sash BMS input Disabled Input 1 4 open Input 1 4 closed EV Open Sash Set the EV Open Sash BMS input Disabled Input 1 4 open Input 1 4 closed EV Close Sash Set the E...

Page 139: ...uired output current for sash position indication 0 20mA 4 20mA Relays 1 to 4 RLY1 RLY2 RLY3 RLY4 Select the required settings for the relay Always Open Always Closed Open on Sash Alarm Close on Sash...

Page 140: ...ameters for that option The current editable parameter is underlined for example TLP POS F R shows that the POS parameter will be selected when Mute is pressed 4 Press Mute to select the parameter Adj...

Page 141: ...nd the light curtain L is inactive as shown by the X X on the second row Parameters are T Tilt switch L Light curtain P Personnel sensor POS Sash position When in use the value goes from 0 sash closed...

Page 142: ...same as for Sash 1 position but they refer to the second sash I1234 R1234 A BMS Inputs and outputs I1234 Inputs 1 4 An X displays under an input I1234 if that input is active R1234 Relay outputs 1 4 P...

Page 143: ...1187A harness Follow the on screen instructions to carry out the test Test PIM Module 1187B harness Follow the on screen instructions to carry out the test Test Keypad 1186 Follow the on screen instru...

Page 144: ...d for Setup Menu Setup Menu Password The current password is displayed 1 Press Mute to select Edit mode the symbol will be underlined 2 Use to increase or decrease the password as required 3 Press Mut...

Page 145: ...t 0 10Vdc 0 1 00m sec 200fpm e g 0 50m sec 5Vdc 8 5 1 Bleed Damper The bleed damper function is used to operate a secondary output based on the Econ Output 1 voltage It can be scaled and offset to giv...

Page 146: ...d calibrated section 7 1 When the airflow sensor is calibrated and the Econ control set up and placed in Auto control calibrate the bleed damper output as follows 1 Navigate to Main Menu Set up Monito...

Page 147: ...Econ Output 1 is set to 2 10V then 0 2V 50 6V and 100 10V The bleed damper output is 0 10V and does not consider the Econ Low Limit and Output range values If the Dual Output needs to be 2 10V set the...

Page 148: ...venturi type restrictor in the duct The restrictor can be provided as a separate item or built into the Econ damper section 3rd party restrictor devices or orifice plates can also be used with the pr...

Page 149: ...ry wide and has 2 duct connections to the main duct header The AFA4000 controller will add the 2 volumes together to give a single total volume output 3rd party restrictor devices or orifice plates ca...

Page 150: ...rrows to scroll through the menu list and press Mute to select the required option 2 Select Input 2 Analogue Volume Pressure 3 Select Dual Output Volume Pressure 4 Use the and arrows to select the Vol...

Page 151: ...1 second Note The filter gives a rolling average over time to compensate for turbulent duct readings 8 Select K Factor then use the and arrows to adjust the value so that the correct constant correcti...

Page 152: ...500 Pa 10 V 2000 Pa ON ON 5 V 1000 Pa 10 V 4000 Pa OFF OFF ON TARE Output proportional to Pressure 5 V 100 Pa 10 V 200 Pa ON OFF 5 V 250 Pa 10 V 500 Pa OFF ON 5 V 500 Pa 10 V 1000 Pa ON ON 5 V 1000 Pa...

Page 153: ...Sensor Fault ON OFF ON 10V 10V Requires Calibration ON FLASH FLASH 10V 10V Calibration in Progress ON FLASH OFF 0V 0V Warming up period FLASH OFF OFF 0V 0V OK ON ON OFF P Vol OP P Vol OP 4 Set SW4 to...

Page 154: ...ses where the wire has run at an angle to the sensor make sure the angle is as small as possible so the wire does not rub on any part of the sensor body including the cable housing extension 2 Mark th...

Page 155: ...using a cable tie 4 Once the sensor is fitted manually move the sash to ensure the sensor runs freely and does not snag To set up the Volume output using the pushbutton menus 1 Navigate to Main Menu S...

Page 156: ...setting the Max Volume 1000 l sec will give 10 Vdc 10 000 l sec setting the Max Volume to 500 l sec will give 10 Vdc 500 l sec etc 8 5 4 1 Calibration Once the settings described above have been ente...

Page 157: ...ntroller is used without the AF4000 E AS Airflow Monitor The System Menus allow the user to define parameters affecting the operation of the Auto Sash Controller and associated systems The overall str...

Page 158: ...AFA4000 E VAV Airflow Controller p 158...

Page 159: ...chosen menu using buttons 3 Select from the following System Menus Keypad Tones Sash 1 Settings BMS Input Settings BMS Output Settings 4 Select menu entry and press Enter 5 Select a menu entry value p...

Page 160: ...ntly enable disable the Auto Sash Controller motor drive No to disable the drive Yes to enable the drive Sensors Tilt Switch Set the input activation for the tilt switch Normally Open N O Contact Norm...

Page 161: ...ivation for the sash string SP1 50 SP 120 Motor Drive Motor Voltage Set the motor voltage 6 24V Motor Speed Open Set the motor speed 30 100 Motor Speed Closed Set the motor speed 30 100 Clutch Off Del...

Page 162: ...sh position sensor and motor direction See section 7 4 2 Auto Close Enable Disable Set the required action Enable Disable Auto Close Delay Set the delay time 1 3600 Seconds Auto Close Alarm Set the de...

Page 163: ...rm delay time 0 10 Seconds Auto Lock Calibration Calibrate the Lock position Auto Stop Enable Disable Set the required action Enable Disable Auto Stop Distance Set the lock distance 5 99mm Auto Stop D...

Page 164: ...ash Set the EV Open Sash BMS input Disabled Input 1 4 open Input 1 4 closed BMS Input Settings cont EV Close Sash Set the EV Close Sash BMS input Disabled Input 1 4 open Input 1 4 closed Foot SW Open...

Page 165: ...10V 1 10V 0 5V 1 5V Analog Current Select the required analogue output current for sash position indication 0 20mA 4 20mA Relays 1 4 RLY1 RLY2 RLY3 RLY4 Select the required settings for each of the f...

Page 166: ...and arrows to scroll through the menu list and press Mute to select the required option Figure8 Lead formains socket 240V50Hz UK3 pin 120V60HZ US 2 pin 0 24 10 0 24 10 SW V SW V SW V BN BL BK Y BK R...

Page 167: ...the fume cupboard is unoccupied before the controller changes to low set point operation This allows the user to briefly return to the fume cupboard without the controller reducing the setpoint 0 300...

Page 168: ...data The sensor then re detects the background every three minutes so that if a stationary object such as a stool is left in the field it will become part of the background and ignored by the sensor R...

Page 169: ...n Setting up the temperature input 1 From the Requires set up screen press Mute or from the Run Screen press and hold the Mute button for 5 seconds until the Main Menu is displayed 2 Select Set Up Mon...

Page 170: ...d party instrument or other equipment 5 Select Temperature Units Centigrade Fahrenheit 6 Select Low Temperature Alarm then use the buttons to set the alarm point 7 Select High Temperature Alarm then u...

Page 171: ...n sensor Press the and arrows to scroll through the menu list and press Mute to select the required option 2M FLYING LEADS Figure8 Lead formains socket 240V50Hz UK3 pin 120V60HZ US 2 pin 0 24 10 0 24...

Page 172: ...en Done For example Sash closed switch height set to 100 mm sash warning delay set to 1 minute sash warning repeat timer set to 5 minutes If the sash is 100 mm the close sash alarm activates if the fu...

Page 173: ...cro switch for switch connection details B Switch closes when sash is closed C NC To Setup the Close Sash Alarm with a sash micro switch Press the and arrows to scroll through the menu list and press...

Page 174: ...et the Sash Warn Rpt Time then Done For example Sash closed switch height set to 100 mm sash warning delay set to 1 minute sash warning repeat timer set to 5 minutes If the sash is 100 mm the close sa...

Page 175: ...n Ratings and requirement for fail safe feature Actuator voltage 22 28 Vdc Actuator torque Max 4 Nm Actuator power consumption whilst driving Max 13W Butterfly damper max pressure drop across damper 1...

Page 176: ...reeRelays 10A240VACAC1 R1 R2 R3 R AUX ECON ECON SASH SASH O P 1 O P 2 I P 1 I P 2 I P 3 HIGH SENSOR ON 1 2 3 AUXILLIARYRELAYSELECT SWITCH ACTUATOR SOCKET 3 WAY RED BLACK WHITE Fume Cupboard Damper Act...

Page 177: ...nections to TEL Configure Manager PC software and room controls include TELBUS TEL 5000 AFA5000 and TEL PC Config Modbus Modbus RTU protocol BACnet BACnet MS TP protocol To connect to BACnet IP a 3rd...

Page 178: ...t TEL TELBUS or TEL 5000 and press Mute 6 Select Done and press Mute 10 2 2 MODBUS settings To setup the AFA4000 s MODBUS settings 1 From the Requires set up screen press Mute or from the Run Screen p...

Page 179: ...e 4 Select Protocol then press Mute 5 Select BACnet then press Mute 6 Select BACnet Settings and press Mute 7 The following parameters will be shown in a sub menu Parameter Description Range Default A...

Page 180: ...rk check the following Make sure the AFA4000 is either in Run mode or is displaying the Diagnostics screen The comms are interrupted when the AFA4000 is in the pushbutton menus Power cycle the AFA4000...

Page 181: ...to the network but the Master BMS is offline or not polling the AFA4000 10 3 Config Manager The TEL software package Config Manager is used for uploading and downloading parameter configuration files...

Page 182: ...AFA4000 E VAV Airflow Controller p 182 Figure 79 Connection diagram with RS232 485 converter...

Page 183: ...s F Menu pushbuttons and alarm mute Auto Sash Up Down Cancel buttons Figure 80 Operator display panel showing the Run screen The Run screen displays when the AFA4000 E is switched on and shows the rea...

Page 184: ...not open or close the sash and will give a visual alarm to indicate a fault condition When an obstruction is detected whilst the sash is closing the sash drive will stop and give a visual indication t...

Page 185: ...ive to its calibrated position 12 2 2 User not detected When the user is not detected the sash will auto close to its calibrated position following a pre set delay time unless The sash beam is broken...

Page 186: ...ble alarm tone will sound when the EV input is active The sash will only drive if the user is not present and the sash beam is clear In EV mode the sash can be manually moved when the user is detected...

Page 187: ...not detected and the sash has closed The keypad backlight is dimmed XX Seconds to open When the user is detected the sash opens following the countdown delay time Auto open is enabled Sash Opening Dis...

Page 188: ...the sash manually or by using the pushbuttons will inhibit the Auto Open when the user returns to the fume hood 12 3 2 2 AFA4000 E AS The Auto Sash can be set to be Disabled Enabled or USR enabled Us...

Page 189: ...displayed replace the sensor cable When the Sensor Error message is still displayed replace the monitor Audible alarm not working Check for screen messages When SETBACK is displayed the monitor has b...

Page 190: ...otocol has been changed Ensure Max Masters is set to the number of devices on the network When the value set is larger than the actual number of devices the comms will be slowed and may cause time out...

Page 191: ...witch is connected and operational Sash drive is slow or fast Adjust the Sash 1 Settings Menu entry S1 Motor Speed 0 100 Auto sash status and menus not shown Check the RJ45 cable is connected at both...

Page 192: ...d and the screen displays the message Testing Alarm before returning to the Diagnostics menu Comms Data Displays the following Protocol None TEL Modbus BACnet Slave ID for Modbus or Device Instance fo...

Page 193: ...e On output closed Off output open or not assigned analogue output voltage 0 10 Vdc Sensor Data This displays the following Airflow 0 100 Output of airflow sensor in where 0 is maximum airflow and 100...

Page 194: ...Description Obstruction Detected This is displayed when the sash beam is broken and when the sash starts to close Remove the obstruction and press the Mute button to reset the alarm Sash Fault This i...

Page 195: ...activated the sash will drive closed when the user is not present and the sash is clear The sash can be operated normally when the user is detected auto open tiptronic pushbuttons are active Emergenc...

Page 196: ...removed for cleaning Personnel Sensor Use a dry cloth optical lens or screen wipe to remove dust dirt grease or finger marks Do not adjust the sensor position whilst cleaning If the sensor angle is a...

Page 197: ...contaminated parts to avoid the risk of electric shock 14 3 Maintenance 14 3 1 Faulty replacement parts If a faulty part has been identified section 13 1 the Auto Sash Control system should be isolat...

Page 198: ...ections Airflow sensor Remote SM7 ILS In line Sensor Pushbuttons Three Configurable pushbuttons Display Digital velocity display m sec Graphical display Green Safe Amber Caution Red Alarm Com port RS4...

Page 199: ...tion AFA4000 Digital output 3 configurable outputs Digital input 3 configurable inputs Night setback Digital input activation Sash high Digital input activation via proximity sensor or micro switch 15...

Page 200: ...Rack and pinion sash direct sash drive Personnel Sensor PIR with background re learn function Sash Position Sensor Steel wire sprung potentiometer 1 m length for bench type F Cs 3 m length for walk in...

Page 201: ...unctions Sash operation Manual sash operation where user detected Tiptronic touch sensitive open close Auto Close unoccupied condition Auto Open pushbutton enable feature Keypad Pushbutton open close...

Page 202: ...A Rated Cable 100 240 Vac 50 60 Hz 3A Fused 3 15 A Keypad CN4 Backlit LCD display with pushbuttons RJ45 Cable 2 m Max 24 Vdc 100 mA PTC Fused 200 mA Drive Motor Assembly CN7 2 m flying lead with 4 way...

Page 203: ...k Max 24 Vdc 100 mA per input Input impedance 100 k RS485 Comms Optional Plug in expansion module 8 way plug in terminal block Isolated RS485 output 15 2 4 Supply and field wiring requirements Mains 5...

Page 204: ...omply with the requirements of the Auto Sash controller Parameter re configuration may be required when the equipment does not meet the required performance characteristics for the factory settings 1...

Page 205: ...of loss Seller s factory prepaid and will be returned at Seller s risk of loss Buyer s factory prepaid The foregoing is IN LIEU OF all other warranties and is subject to the conditions and LIMITATIONS...

Page 206: ...ew 11 pushbuttons 16 alarm indications 185 alarms 14 audible alarm 16 auto sash controller calibration 100 cleaning 187 contamination 188 installation 64 control box wiring diagram 95 control unit 64...

Page 207: ...nation 188 maintenance 188 close sash alarm 162 com port 21 communications 21 components 33 damper control 34 inverter control 33 configuration 109 AFA4000 E configuration menus 110 BACnet settings me...

Page 208: ...r 174 auto sash controller 175 control philosophy 175 modes of operation 175 auto open 176 bms inputs 177 sash lock 177 user not detected 176 user present 175 operation and alarm indication 178 alarm...

Page 209: ...peratures 190 auto sash controller 191 auxiliary equipment interconnections194 connections 193 environmental 193 general 191 wiring requirements 194 temperature sensor 159 Tiptronic Auto Sash Controll...

Page 210: ...Temperature Electronics Ltd Unit 2 Wren Nest Road Glossop SK13 8HB United Kingdom T 44 0 1457 865 635 E sales tel uk com www tel uk com...

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