TEL AFA1000/2 MK2 Installation & Operating Manual Download | Manualshive

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AFA1000/2 MK2 Airflow Monitor

Installation & Operating Manual

8.1 Overview and connections

The AFA1000 series has on board RS485 coms with 3 protocols:-

See separate coms registers for further technical, compliance and register information:-

AFA1000/2 Modbus Registers
AFA1000/2 Modbus Registers

Typical connection diagram

Protocol Description

TEL

Protocol for connection to TEL Configure Manager PC software and room controls

Modbus

Modbus RTU protocol

BACnet

BACnet MS/TP protocol (To connect to BACnet IP a 3rd

party router is required)

8 RS485 COMS OUTPUT

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Summary of Contents for AFA1000/2 MK2

Page 1: ...Installation Operating Manual Temperature Electronics Ltd Unit 2 Wren Nest Road Glossop SK13 8HB United Kingdom AFA1000 2 MK2 Airflow Controller ...

Page 2: ... 8 1 9 Warning Labels 8 2 Overview of the Airflow Monitor 10 5 2 1 Operator Display Panel 10 2 2 Display Features 11 2 3 Displayed Alarms and Events 12 2 4 Additional Alarms and Events 13 2 5 LED Indicators 13 2 6 Audible Alarm Sounder 13 2 7 Pushbuttons 14 2 8 Diagnostics Menu 15 2 9 External Connections 17 3 Functions and Operation 21 3 1 Airflow functions 21 3 2 Pushbutton functions 22 3 3 Inpu...

Page 3: ... Airflow sensor Installation 36 6 Configuration Calibration 38 6 1 Configuration 38 6 2 Start Up 38 6 3 Calibration 39 6 4 Calibration Notes 40 7 Auxiliary features and connections 60 7 1 Optional input function Temperature Sensor 62 7 2 Optional input function Close Sash Alarm 64 8 RS485 Coms output 70 8 1 Overview and connections 70 8 2 Configuration settings 71 8 3 Testing and troubleshooting 7...

Page 4: ...1 SAFETY ...

Page 5: ...ety information in this document and in the other documentation supplied When setting up the equipment or performing analysis or maintenance procedures strictly follow the instructions provided 1 2 Warning Notices Within this User Guide WARNINGS are used to highlight information or instructions that must be followed in order to avoid personal injury to yourself or other people in the vicinity eg s...

Page 6: ...operative However if any adjustment maintenance or repair is necessary while the covers are open this must be done by a skilled person who is aware of the hazards involved Whenever circumstances arise that mean an Airflow Monitor may be unsafe make it inoperative In particular an Airflow Monitor may be unsafe if it Shows visible damage Fails to perform correctly Has been subjected to severe transp...

Page 7: ...nal parts removed Disconnect the equipment from all live voltage sources before opening it to make any adjustments replacements maintenance or repair If the opened equipment must be operated for further adjustment maintenance or repair this must only be done by a supplier s Service Engineer If it is possible that the equipment is no longer electrically safe for use make the equipment inoperative a...

Page 8: ...be expected 1 8 EMC Compliance EC Directive The Airflow Monitor System is designed and tested to meet the requirements of the EC directive 89 336 EEC and 93 68 EEC and complies with the EMC standard EN61326 EMC standard for electrical equipment for measurement control and laboratory use and EN55011 ISM Class A RF emissions FCC Rules and Regulations The Airflow Monitor System is classified as a dig...

Page 9: ...2 OVERVIEW OF THE AIRFLOW MONITOR ...

Page 10: ...ol Pushbuttons LED indicators Function and up down buttons for Menu Configuration and Calibration ENTER also used as Mute button for audible alarm Note Access to the Calibration and Configuration menus is password protected and is factory set To access and or change the password contact the supplier for the engineers password and enter the Passwords in the Main Menu or alternatively use a Laptop c...

Page 11: ...graphical scale ranged over 0 1 00 m sec that will progress from the right hand side to the left hand side of the screen representing the airflow value at each segment The segment colour will change if the value is in the range of an airflow alarm Air Safe White Low or High Air Alarm Red Warning Air Alarm Amber The alternative to the event time line is a dynamic bar graph representing the airflow ...

Page 12: ...function is activated Setback will alternate on off with the velocity reading and the display backlight will dim Alm Dis will be displayed if the alarm disable function is activated when enabled Alarm Disable will alternate on off with the velocity reading Close Sash will be displayed if the sash is raised and the operator is not present when enabled Close Sash will alternate on off with the veloc...

Page 13: ...an optional extra feature that requires an additional temperature sensor 2 5 LED Indicators The alarm unit has three LED indicators RED Alarm Amber Caution Green Safe The RED Alarm LED will be permanently illuminated if pushbutton 1 is set to Fan On Off and is switched off 2 6 Audible Alarm Sounder The AFA1000 2 has an audible sounder with local or remote mute facility The audible alarm can be per...

Page 14: ...yed when the pushbutton is set to Pump operation D F Fan On Off will be displayed when the pushbutton is set to Downflow fan operation c Pushbutton 3 Lights On Off will be displayed when the pushbutton is set to Lights operation Gas On Off will be displayed when the pushbutton is set to Gas solenoid operation Sockets On Off will be displayed when the pushbutton is set to Sockets operation S Back O...

Page 15: ... Safe LED will illuminate The screen will then show Testing Warning LED and the Amber Warning LED will illuminate The screen will then show Testing Alarm and the Red Alarm LED will illuminate and the audible alarm will sound The screen will then return to the Diagnostics menu b Coms data the Screen will show the coms setting data for the relevant selected protocol Protocol None TEL Modbus BACnet I...

Page 16: ... 0 5VDC Off Input Open On Input Closed Not Used Input not assigned Output Data Output 1 Off On Output 2 Off On Output 3 Off On Output Off Output Open or not assigned Output On Output Closed Sensor Data Airflow 00 0 Temperature C Airflow Output of airflow sensor in 100 no airflow Temperature Temperature in C or F when enabled Done returns to Diagnostics menu d Done when selected the controller retu...

Page 17: ...Open volt free contact Alarm disable Night set back External alarm Emergency Sash High High Low Sash Warning Mains Fail Fan Stop Mute Analogue Input Functions Temperature Input 2 Volt free input configurable for normally closed normally open relays or Analogue 0 5VDC Input This input can be configured as Digital Input Functions Closed or Open volt free contact Alarm disable Night set back External...

Page 18: ...1 Volt free relay output configurable as normally closed or normally open relays Relay Output 2 Volt free relay output configurable as normally closed or normally open relays Relay Output 3 Volt free relay output configurable as normally closed or normally open relays Analogue Output 1 0 10VDC retransmission of face velocity over 0 1 00m sec e g 0 50m sec 5VDC Com Port RS 485 to enable connection ...

Page 19: ...connection into inputs 1 2 or 3 to give temperature display with high and low temperature alarms PIR Occupancy Sensor Auxiliary PIR used for Close Sash alarm based on Fume Cupboard occupancy Mains Fail battery unit Auxiliary plug in battery unit for Mains Fail alarm See Menu Block Diagram document for other specific operations and indications ...

Page 20: ...3 FUNCTIONS OPERATION ...

Page 21: ... alarm level for longer than the warning to low air delay time Air Fail toggles on off with display Red Alarm LED on Flashing Audible alarm sounds can be muted via Enter pushbutton Low air relay operates if configured Reset when airflow rises 0 02 m sec above Low air level for longer than the low air to warning air delay time the Low air alarm resets automatically High airflow If configured Airflo...

Page 22: ...ly set with Pushbutton I used for Fan On Off and Pushbutton II used for Lights On Off Pushbutton I Off Pushbutton I set to Fan On Off and is Off Pushbutton Fan Stop parameter set to Hide Airflow Screen Backlight dims to low power mode Red Alarm LED on Solid Extract Fan Relay is Off Start Up 10 Seconds Pushbutton I set to Fan On Off and is On Extract Fan Relay is On Pushbutton Fan Start time parame...

Page 23: ...ff Pump On Off Relay operates D F Fan On Off Pushbutton II set to Downflow Fan On Off D F Fan On Off Relay operates Pushbutton III Lights On Off Pushbutton II set to Lights On Off Lights On Off Relay operates Gas Solenoid On Off Pushbutton III set to Gas On Off Gas On Off Relay operates Sockets On Off Pushbutton III set to Sockets On Off Sockets On Off Relay operates Setback O R On Off Pushbutton ...

Page 24: ...nter pushbutton Low Temp relay operates if configured High Temp toggles on off with display if temperature High Temp Alarm point Red Alarm LED on Flashing Audible alarm sounds can be muted via Enter pushbutton High Temp relay operates if configured Digital input functions Alarm disable When input configured as Alarm disable is activated Alarm disabled is displayed Red LED on Flashing Audible alarm...

Page 25: ...ted Sash High toggles on off with display if sash height calibrated position Audible alarm sounds can be muted via Enter pushbutton Sash High relay operates if configured Alarm re activates after time delay if repeat time enabled High Low When input configured as High Low is activated Display Icon shows Up High or Down Low arrows High Low relay operates if configured This function is designed for ...

Page 26: ...ated Off is displayed Red LED on Solid Audible alarm muted When the input configured as Fan Stop is de activated Start Up Timer is displayed Audible alarm and relays inhibited until Start up time has elapsed Note Used if the AFA1000 is a Slave unit with a common fan Remote master On Off signal is used Mute When the input configured as Mute and is activated Red LED on Solid Audible alarm muted Mute...

Page 27: ...4 COMPONENTS ...

Page 28: ... 2 MK2 Airflow Monitor Installation Operating Manual 4 1 Airflow Monitor Components 1 AFA1000 2 MK2 Airflow Monitor 1 Airflow Sensor c w 2M RJ45 Sensor Cable 1 Plug in type low voltage power supply with 5M Cable 4 COMPONENTS ...

Page 29: ...onents are available for the AFA1000 2 airflow monitor Sash High Proximity Switch Used for Sash High Alarm Sash High Micro Switch Used for Sash High Alarm Personnel Sensor Passive Infra Red sensor Used for Close Sash Alarm Mains Fail Battery Unit Used for Mains Fail Alarm Temperature Sensor Used for Temperature display and alarms ...

Page 30: ...5 INSTALLATION ...

Page 31: ... see page 33 Ensure that the monitor fits into the cut out before securing with the fixing screws Separate mounting boxes and adaptor plates are available for retro fitting to older Fume Cupboards 2 Fit the Plug in supply to the top of the Fume Cupboard ensuring that the location allows the 5M low voltage cable to reach the AFA1000 2 airflow monitor terminals 3 Fit the airflow sensor to the Fume C...

Page 32: ...Version 01 p 32 AFA1000 2 MK2 Airflow Monitor Installation Operating Manual 5 2 Typical Installation diagram a Typical Double wall style Fume Cupboard b Typical Euro Single Wall style Fume Cupboard ...

Page 33: ... MK2 Airflow Monitor Installation Operating Manual 5 3 Dimensions and Cut Out details NOT TO SCALE AFA1000 2 MK2 Dimensions SM6 Sensor Dimensions Rear view Panel Cut out Dimensions SM6 Sensor Panel Cutout Dimensions Front View ...

Page 34: ...ies 3 For fume cupboards with a single skin side wall or a double skin with a small gap between them it may not be possible to achieve the ideal sensing position using a flexible tube With a single skin side wall it is possible to fix the sensor on the outside of the fume cupboard and connect directly to the inner chamber in the ideal position This method can only be used for up to two fume cupboa...

Page 35: ...6 CONFIGURATION CALIBRATION ...

Page 36: ...e same time to escape back to the main menu The menus and sub menus are in plain language and incorporate brief instructions where appropriate See Menu Block Diagram operation document 6 2 Start Up When unit is powered up the following sequence of events occur 1 The 12V DC power is applied to the airflow sensor and a delay on timer is initiated 2 The alarm then performs a self test on the display ...

Page 37: ...nstrument Using the buttons enter the measured face velocity and press Enter the monitor will then sample the airflow for 5 seconds 6 If the calibration is successful the monitor will return the Main Menu select RUN to go to normal operating mode and check the velocity reading is accurate and stable 7 If the airflow sample is unstable the monitor will display Deviations too High follow the instruc...

Page 38: ... and for future reference when checking the alarm during annual maintenance 4 Take time when measuring the face velocities for the calibration procedure to allow for the velocities across the open sash to stabilize If the velocities are changing or are turbulent during the sampling period the alarm will detect this and ask you to repeat the sample 5 When using a Fume Cupboard with Horizontal Slidi...

Page 39: ...7 AUXILIARY FEATURES CONNECTIONS ...

Page 40: ...0 2 can be fitted with a temperature sensor to display the fume cupboard temperature and give high and low temperature alarms The temperature display can be hidden from view or shown alongside the airflow velocity High and Low temperature alarms can be set with relay outputs Typical connection diagram 7 AUXILIARY FEATURES CONNECTIONS ...

Page 41: ...ch a 3rdparty instrument or other equipment etc 5 Using the buttons select the TEMP UNITS parameter and press Enter then using the buttons set to C or F and press Enter to continue 6 Using the buttons select the LOW TEMP ALARM parameter and press Enter then using the buttons adjust the value to the required alarm point and press Enter to continue 7 Using the buttons select the HIGH TEMP ALARM para...

Page 42: ...n the Fume Cupboard is unoccupied The alarm can be set with a time delay before activation to allow the user to briefly leave and return to the Fume Cupboard and can also be set with a repeat alarm if the sash is left open for prolonged periods of time The alarm function uses a PIR occupancy sensor and is connected in series with a micro switch input to detect the sash position Typical connection ...

Page 43: ...ter then using the buttons set the SASH WARNING repeat timer to ENABLED or DISABLED as required and press Enter to continue if set to ENABLED then using the buttons set the SASH WARNING alarm repeat time as required and press Enter to continue the select DONE and press Enter to continue e g Sash closed switch height set to 100mm Sash warning delay set to 1 minute Sash warning repeat timer set to 5...

Page 44: ...8 RS485 COMS OUTPUT ...

Page 45: ... registers for further technical compliance and register information AFA1000 2 Modbus Registers AFA1000 2 Modbus Registers Typical connection diagram Protocol Description TEL Protocol for connection to TEL Configure Manager PC software and room controls Modbus Modbus RTU protocol BACnet BACnet MS TP protocol To connect to BACnet IP a 3rdparty router is required 8 RS485 COMS OUTPUT ...

Page 46: ... and Hold the Enter button for 5 seconds until the Main Menu is displayed 2 Using the buttons select SET UP and then select CONFIGURE then enter the password the factory default password is 0 0 0 0 press Enter to continue 3 Using the buttons select PROTOCOL and press Enter then using the buttons select MODBUS and then press Enter to return to the CONFIG MENU 4 Using the buttons select MODBUS SETTI...

Page 47: ...s Enter to continue 6 Using the buttons select the STATION ID parameter and then press Enter then using the buttons select the required ID and press Enter to continue 7 Using the buttons select the BAUD RATE parameter and then press Enter then using the buttons select the required rate and press Enter to continue 8 Using the buttons select the PARITY parameter and then press Enter then using the b...

Page 48: ... received the displayed value will rollover to zero when the maximum count is reached BACnet protocol troubleshooting guide Protocol Fault Remedy A BACnet Device not present on Network Ensure the AFA1000 is in Run mode or Diagnostics screen the coms are interrupted when the AFA1000 is in the pushbutton menus Power cycle the AFA1000 this is required if the Protocol has been changed Ensure Max Maste...

Page 49: ... also available to buy from directly from TEL Recommended minimum PC requirements Windows XP or later 2GHz processor 3 00GB Ram 1MB free storage space Config Manager uses the TEL protocol on the AFA1000 See separate Config Manager manual for further information Protocol Fault Remedy B Modbus Device not present on Network Ensure the AFA1000 is in Run mode or Diagnostics screen the coms are interrup...

Page 50: ...Version 01 p 50 AFA1000 2 MK2 Airflow Monitor Installation Operating Manual Connection Diagram with RS232 485 converter ...

Page 51: ...9 WARRANTY ...

Page 52: ...t the Buyer s risk 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 stated herein NO OTHER EXPRESS OR IMPLIED WARRANTY OF FITNESS FOR PARTICULAR PURPOSE OR MERCHANTABILITY IS MADE THE EXCLUSIVE REMEDY OF THE USER OR PURCHASER AND THE LIMIT OF LIABI...

Page 53: ...Temperature Electronics Ltd Unit 2 Wren Nest Road Glossop SK13 8HB United Kingdom Tel 44 0 1457 865635 Fax 44 0 1457 868843 ...

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