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TSI Instruments FHC50, Operation And Service Manual

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TSI Instruments FHC50 Operation And Service Manual Download Page 107

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P/N 6003830 Rev. G            ©2016 TSI Incorporated            Printed in U.S.A. 

*6003830*

Summary of Contents for FHC50

Page 1: ...FUME HOOD CONTROLLER MONITOR MODEL FHC50 FHM10 OPERATION AND SERVICE MANUAL P N 6003830 REVISION G MARCH 2016 ...

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Page 3: ...RCH 2016 U S AND CANADA OTHER COUNTRIES Sales Customer Service Sales Customer Service 800 874 2811 651 490 2811 001 651 490 2811 Fax Fax 651 490 3824 001 651 490 3824 SHIP MAIL TO E MAIL TSI Incorporated answers tsi com ATTN Customer Service 500 Cardigan Road WEB SITE Shoreview MN 55126 www tsi com USA ...

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Page 5: ...n other than Seller The foregoing is IN LIEU OF all other warranties and is subject to the LIMITATIONS stated herein NO OTHER EXPRESS OR IMPLIED WARRANTY OF FITNESS FOR PARTICULAR PURPOSE OR MERCHANTABILITY IS MADE WITH RESPECT TO SELLER S BREACH OF THE IMPLIED WARRANTY AGAINST INFRINGEMENT SAID WARRANTY IS LIMITED TO CLAIMS OF DIRECT INFRINGEMENT AND EXCLUDES CLAIMS OF CONTRIBUTORY OR INDUCED INF...

Page 6: ...RKS TSI TSI logo VELOCICALC are registered trademarks of TSI Incorporated BACnet is a trademark of ASHRAE Modbus is a registered trademark of Modicon Inc LonWorks is a registered trademark of Echelon Corporation ...

Page 7: ...ency 7 Before Calling TSI 7 PART TWO 9 Technical Section 9 Software Programming 10 Programming Keys 10 Menu Soft Keys 10 Quick Keys 11 Keystroke Procedure 11 Programming Example 12 Hardware Configurations 13 Model FHC50 Controller Modes 13 Model FHM10 Fume Hood Monitor Modes 14 Menu and Menu Items 15 CONFIGURE MENU 17 SETPOINT ALARM CONSTRAINTS 30 INTERFACE MENU 31 NETWORK SETTINGS SUBMENU 31 Cali...

Page 8: ...ique to TSI 73 Network Points 73 N2 Communications Description of Variables 77 Description of Variables 77 Variable Map 78 LonWorks Object 80 Node Object Network Variables 80 Fume Hood Controller Object Network Variables 80 Description of LON SNVTs 82 FHC50 BACnet MS TP Protocol Implementation Conformance Statement 83 BACnet MS TP Object Set 85 APPENDIX C 89 Wiring Information 89 Back Panel Wiring...

Page 9: ...re is any question as to whether the controller has been installed properly Safety Information This section gives instructions to promote safe and proper handling of Model FHM10 Fume Hood Monitors and Model FHC50 Fume Hood Controllers There are no user serviceable parts inside the instrument Opening the instrument case will void the warranty Refer all service of the unit to a qualified technician ...

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Page 11: ... fume hood is called the face velocity The Model FHC50 Fume Hood Controller can be configured to continuously monitor fume hood face velocity by measuring the air velocity across a sensor mounted in the sidewall of the hood The sensor and opening in the fume hood are driven by the same pressure differential so the velocity across each is related As an alternative to this sidewall sensing methodolo...

Page 12: ...bout the Model FHC50 controller front panel display and controls are described on the following pages The front panel shown in Figure 1 identifies the important features display keys and lights LED Lights Green Light The green light NORMAL is on when the face velocity and or exhaust flow is adequate This light indicates the fume hood is operating safely If a set point cannot be maintained or an al...

Page 13: ...YS The list below contains soft keys that will appear at the display screen during normal operating mode depending on the state of the unit MENU Provides access to the menus when in the normal operating mode see Software Programming section RESET Resets the alarm light alarm contacts and audible alarm when in a latched or non automatic reset mode If an alarm is reset before alarm conditions exited...

Page 14: ...This USB port can be used with TSI s Fume Hood Configuration Software Alarms The Model FHC50 controller has visual red light and audible alarms to inform you of changing fume hood conditions The alarm levels set points are determined by facilities staff which could be Engineering Industrial Hygiene or a facilities group depending on how the safety staff is organized The alarms audible and visual w...

Page 15: ... automatically turn off when the unit returns to the safe range or to stay in alarm until the RESET key is pressed See menu item ALARM_RESET Before Calling TSI This manual should answer most questions and resolve most problems you may encounter If you need assistance or further explanation contact your local TSI representative or TSI TSI is committed to providing high quality products backed by ou...

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Page 17: ... The items are grouped by menu which means all set points are in one menu control signal items in another etc The menu items and all related information is provided including programming name description of menu item range of programmable values and how the unit shipped from the factory default value The Calibration section describes the required procedure to calibrate the controller This section ...

Page 18: ...ing Keys The four vertical programming soft keys refer to Figure 3 are used to program or configure the unit to fit your particular application Programming the instrument will change how the unit functions so thoroughly review the menu items to be changed Figure 3 Menu Soft Keys The list below contains soft keys that will appear while in the menu structures ESC The ESC soft key is used to escape f...

Page 19: ...u want to access is highlighted 3 Press the ENTER soft key to access chosen menu 4 The menu selected is now displayed at the top of the display followed by a list of available menu items Use the soft keys to scroll through the menu items Scroll through the menu items until desired item is highlighted Standard Data Entry Method 5a Press the ENTER soft key to access chosen menu item The top line of ...

Page 20: ...SETPOINTS menu Press the soft key until Lo Vel Alarm is highlighted SETPOINTS ESC 100ft min 60ft min 25 100 OFF Setpoint Setback Min Control Pos Max Control Pos Lo Vel Alarm Standard Data Entry Method Quick Data Entry Method Press the key to access the Lo Vel Alarm screen LO VEL ALARM ESC 60ft min Press the Quick Adjust keys to change the alarm set point Then press the or soft key to save the chan...

Page 21: ...d by a room controller for flow tracking purposes This will not affect the operation of the fume hood controller provided it is configured correctly Model FHC50 Controller Modes SETTING NORMAL SETBACK CONTROL TYPES FACE VELOCITY METHOD FLOW METHOD PARAMETERS DISPLAYED ANALOG OUTPUT INPUT 1 1 SIDEWALL ONLY Face Velocity Sidewall Sensor N A Velocity Velocity Night Setback 2 SIDEWALL PRESSFLOW Face V...

Page 22: ...d Sidewall Sensor Velocity No Change Vertical Sash Sensor Model FHM10 Fume Hood Monitor Modes SETTING SIDEWALL SENSOR FLOW METHOD PARAMETERS DISPLAYED ANALOG OUTPUT INPUT 1 1 SIDEWALL VELMONITOR Enabled N A Velocity Velocity Night Setback 2 PRESSFLOW MONITOR Disabled Pressure Based Flow Station Flow Flow Rate Night Setback 3 LINEARFLOW MONITOR Disabled Linear Flow Station Flow Flow Rate Night Setb...

Page 23: ...follows the menus as programmed in the controller The menu items are always grouped by menu and then listed in menu item order not alphabetical order Figure 4 shows the Model FHM10 monitor menu items while Figure 5 shows the Model FHC50 controller menu items CONFIGURE CONFIG WIZARD VEL SENSOR FLOW DEVICE DISPL SOFTKEYS DISPLAY MEAS DISPLAY AVG DISPLAY UNITS ALARM RESET EMERGENCY AUD MUTE BUTTON MU...

Page 24: ...SENSOR ZERO VEL SENSOR SPAN CALIBRATE FLOW BALANCE MODE SASH CAL CLOSED SASH CAL OPEN SASH AREA OPEN SASH AREA CLOSED BALANCE MODE DESIRED FLOW FLOW KFACTOR UNCORRECTED FLOW KF USED FLOW KF CONTROL SENSITIVITY SPEED CONTROL SIG KC VALUE TI VALUE DIAGNOSTICS CONTROL OUT VEL SENSOR INPUT SHOW FACE VEL FLOW STATION ANALOG INPUT SHOW FLOW ANALOG OUT ALARM RELAY A ALARM RELAY B IN1 SASH CONTACT SHOW SA...

Page 25: ...gurations section to see the inputs and outputs NOTE Use the CONFIG WIZARD to change the sequence of operations Some settings can only be changed through the CONFIG WIZARD FHC50 Controller 1 Sidewall only 2 Sidewall PressFlow 3 Sidewall LinearFlow 4 Sidewall LOMVenturi 5 Sidewall 6ptVenturi 6 Flow PressFlow 7 Flow LinearFlow 8 Flow LOMVenturi 9 Flow 6ptVenturi 10 SashPos LOMVenturi 12 Sidewall Sas...

Page 26: ...e If this item is set to VelSidewall The controller will control face velocity using a sidewall sensor VelSashPos The controller will control face velocity using a sash sensor and venturi valve with LOM feedback VelSide Sash The controller will control face velocity using both the sash sensor with LOM feedback and a sidewall sensor Flow The controller will control flow using the flow device see me...

Page 27: ...sing the flow device see menu item FLOW DEVICE FixedPos The controller will hold the damper or venturi valve at a fixed percentage at all times during SETBACK Mode while ignoring the measured face velocity or flow for control purposes All SETBACK related alarms are still active with this configuration unless set to OFF NOTE To shutdown a fume hood with the Model FHC50 controller set the SETB CTRL ...

Page 28: ...r Feedback is installed 6pt Venturi When a standard TSI venturi valve without Linear Output Module is installed Calculated When both a sidewall velocity sensor and a sash sensor are installed and the flow rate is to be calculated using the data obtained from the two sensors face velocity X sash open area flow rate FHC50 Controller None Lin Flo Sta Press Flo Sta LOM Venturi 6pt Venturi Calculated F...

Page 29: ...fore being displayed The DISPLAY AVG item value may be set between 0 5 and 40 seconds The higher the averaging value the more stable the display 0 5 1 2 3 5 10 20 or 40 seconds 5 seconds DISPLAY UNITS FHM10 and FHC50 DISPLAY UNITS The DISPLAY UNITS item selects the unit of measure that the controller displays all velocity and flow related menu items set points alarms calibration etc ft min cfm m s...

Page 30: ...ed if the mute button is pressed MUTE BUTTON must be set to ON The MUTE TIMEOUT can be set from 1 to 60 minutes or Permanent If Permanent is selected the audible alarm will not be activated during the current alarm but the audible alarm will reset when the alarm clears 1 to 60 Minutes Permanent 1 Minute ALARM DELAY FHM10 and FHC50 ALARM DELAY The ALARM DELAY item sets the period of time the face v...

Page 31: ... and FHC50 RELAYS OUT The RELAYS OUT item configures the state of the alarm relays Select OK OPEN for normally open N O relays that close during alarm conditions Select OK CLOSED for normally closed N C relays that open during alarm conditions NOTE Relays will always close during power loss conditions OK OPEN or OK CLOSED OK OPEN RELAY OUTPUT 1 SELECT FHM10 and FHC50 RELAY SEL A The RELAY SEL A it...

Page 32: ...h Position sensor This option applies to INPUT SEL 1 Only The Sash Pos V option is only available on the FHC50 Night Setb Emerg Purge Sash Contact Sash Pos V INPUT 1 Only INPUT SEL 1 Night Setb INPUT SEL 2 Night Setb INPUT SEL 3 Emerg Purge NUMBER FORMAT FHM10 and FHC50 NUMBER FORMAT The NUMBER FORMAT menu item selects the way that numbers are displayed XX XXX YY XX XXX YY XX XXX YY DISPLAY CONTRA...

Page 33: ... the ACCESS CODE item is ON disables the ACCESS CODE for a period of 15 minutes ON or OFF ON SETPOINTS MENU MENU ITEM SOFTWARE NAME ITEM DESCRIPTION ITEM RANGE DEFAULT VALUE CONTROL SETPOINT FHC50 Only SETPOINT The SETPOINT item sets the control set point The control set point can be for either face velocity or flow control depending on the setting of menu item NORMAL CONTROL MODE The FHC50 contro...

Page 34: ...munications WARNING The Model FHC50 may not maintain the fume hood s containment at low SETBACK face velocities 0 to 980 ft min or 0 to 10000 cfm 100 ft min or 0 cfm SETBACK CONTROL POSITION FHC50 Only SETBACK CNTRL POS The SETBACK CNTRL POS item is used to program a setback mode fixed damper or venturi valve position The menu item SETBACK CONTROL MODE must be set to FIXED POS to enable the SETBAC...

Page 35: ...ough the fume hood When the fume hood exhaust volume needed to maintain the set face velocity is greater than the set maximum damper position typically sash open the damper maintains the maximum damper position Opening the sash further will result in a decrease in face velocity which may cause a low alarm indicating an unsafe hood condition exists 0 to 100 100 OPEN MINIMUM FLOW SETPOINT FHC50 Only...

Page 36: ...HC50 LOW VEL ALARM The LOW VEL ALARM item sets the face velocity low alarm set point during Normal mode A low alarm condition is defined as when the face velocity is less than the low alarm set point during Normal mode NOTE The LOW VEL ALARM must be at least 20 ft min less than the SETPOINT OFF 5 to 980 ft min OFF HIGH VELOCITY ALARM SETPOINT FHM10 and FHC50 HIGH VEL ALARM The HIGH VEL ALARM item ...

Page 37: ...50 SETB HIVEL ALARM The SETB HIVEL ALARM item sets the face velocity high alarm set point during Setback mode A setback high velocity alarm condition is defined as when the face velocity exceeds the setback high velocity alarm set point during Setback mode NOTE The SETB HIVEL ALARM must be at least 20 ft min greater than the SETBACK set point OFF 80 to 1000 ft min OFF SETBACK LOW FLOW ALARM SETPOI...

Page 38: ...ontrol and 50 cfm when the FHC50 is set for flow control For example if the control SETPOINT is 100 ft min the LOW ALARM set point cannot be greater than 80 ft min This prevents nuisance alarms from occurring during natural system fluctuations 3 The controller has been designed so that the HIGH ALARM set point must be set at least 20 ft min above the control SETPOINT when the FHC50 is set for face...

Page 39: ...ets the main network address of the fume hood controller Each unit on the network must have its own unique address 1 to 247 1 BACnet FHM10 and FHC50 MAC ADDRESS The MAC ADDRESS item sets the main network address of the fume hood controller Each unit on the network must have its own unique address 1 to 127 1 BACnet FHM10 and FHC50 MAC ID The MAC ID item sets the Device ID 1 to 4 194 302 100 BACnet ...

Page 40: ...ration section following menu item listing NONE Unit needs to be calibrated upon initial installation NOTE The menu item VEL SENSOR under the CONFIGURE menu must be set to ENABLED by choosing an appropriate setting in the CONTROL WIZARD to activate the VEL SENSOR ZERO function VEL SENSOR SPAN FHM10 and FHC50 VEL SENSOR SPAN The VEL SENSOR SPAN item is used to calibrate the Sidewall velocity sensor...

Page 41: ...completed before entering the BALANCE MODE submenu SASH CLOSED POSITION CALIBRATION FHC50 Only SASH CAL CLOSED The SASH CAL CLOSED item is used to record sash position of the fume hood This is determined in one of two ways 1 If a Vertical Sash Position Sensor is being used this menu item will record the physical position of the Potentiometer with the sash closed 2 If there is no Vertical Sash Posi...

Page 42: ...ng this menu item the display will read Raise Sash then Press Enter Make sure the sash is raised and then press the Enter key This menu item will timeout after a period of one hour if the Enter key is not pressed No information will be saved if timeout occurs This menu item will not appear if the controller is not configured to accept a sash sensor or flow measurement with sidewall sensor NONE Uni...

Page 43: ...a of the duct where the flow station is mounted Since the flow station is used to measure duct velocity the FLO STA AREA is necessary to calculate the duct air flow NOTE The DIM does not compute duct area The area must be first calculated and then entered into the unit Use the following equations to calculate the duct area in ft2 For round ducts For rectangular ducts WARNING If the proper FLO STA ...

Page 44: ...cer with a 1 5 V output is used select 0 to 5V If a pressure transducer with a 2 10 V output is used select 0 to 10V 0 to 5V 0 to 10V 0 to 10V FLOW STATION LOW CAL FHM10 and FHC50 FLO STA LO CAL The FLO STA LO CAL menu item enters the FLO STA LO CAL Submenu See FLO STA LO CAL Menu FLOW STATION HIGH CAL FHM10 and FHC50 FLO STA HI CAL The FLO STA HI CAL menu item enters the FLO STA HI CAL Submenu Se...

Page 45: ...r this flow device to defaults and shows the message Changes Saved Entering NO will cancel the reset NONE FLOW STATION DUCT AREA FHM10 and FHC50 FLO STA AREA The FLO STA AREA item is used to program the cross sectional area of the duct where the flow station is mounted Since the flow station is used to measure duct velocity the FLO STA AREA is necessary to calculate the duct air flow NOTE The DIM ...

Page 46: ...to match the pressure transducer used 0 to 5V 0 to 10V 0 to 10V FLOW K FACTOR FHM10 and FHC50 FLOW KFACTOR The K FACTOR menu item sets the K factor for the flow signal The flow signal is multiplied by the K FACTOR so that the flow measurement matches the actual flow determined with a pitot tube traverse NOTE FLOW K FACTOR modifies the entire range of the calibrated flow not just a single point 0 0...

Page 47: ... WARNING Monitor and or controller alarm functions will not be maintained after resetting flow calibration Immediately recalibrate monitor or controller after resetting flow calibration MINIMUM FLOW FHM10 and FHC50 VENTURI LF MIN FLOW The VENTURI LF MIN FLOW item sets the flow rate through the venturi valve when it is fully closed The display will indicate a volumetric flow rate Adjust the display...

Page 48: ...label on the TSI Venturi Valve or by opening the venturi valve using the CONTROL OUT item in the DIAGNOSTICS menu and performing a pitot tube traverse of the duct The VENTURI LF MIN FLOW menu item must be completed before moving on to the VENTURI LF MAX FLOW menu item 0 to 10000 cfm 0 cfm FLOW K FACTOR FHM10 and FHC50 FLOW KFACTOR The K FACTOR menu item sets the K factor for the flow signal The fl...

Page 49: ...nd shows the message Changes Saved Entering NO will cancel the reset and show the message Changes Not Saved WARNING Controller alarm functions will not be maintained after resetting flow calibration Immediately recalibrate controller after resetting flow calibration NONE VENTURI VALVE POSITION 1 FLOW FHC50 Only VENTURI PT1 The VENTURI PT1 item is used to calibrate a venturi valve without feedback ...

Page 50: ... 20 Open or from the label on the TSI Venturi Valve The VENTURI PT2 menu item must be completed before moving on to the VENTURI PT3 menu item 0 to 10000 cfm 0 cfm VENTURI VALVE POSITION 3 FLOW FHC50 Only VENTURI PT3 The VENTURI PT3 item is used to calibrate a venturi valve without feedback When this item is entered the display will indicate a volumetric flow rate Adjust the displayed value to matc...

Page 51: ...er to 60 Open or from the label on the TSI Venturi Valve The VENTURI PT4 menu item must be completed before moving on to the VENTURI PT5 menu item 0 to 10000 cfm 0 cfm VENTURI VALVE POSITION 5 FLOW FHC50 Only VENTURI PT5 The VENTURI PT5 item is used to calibrate a venturi valve without feedback When this item is entered the display will indicate a volumetric flow rate Adjust the displayed value to...

Page 52: ... the CONTROL OUT item to set the damper to 100 Open or from the label on the TSI Venturi Valve FLOW K FACTOR FHC50 Only FLOW KFACTOR The K FACTOR menu item sets the K factor for the flow signal The flow signal is multiplied by the K FACTOR so that the flow measurement matches the actual flow determined with a pitot tube traverse NOTE FLOW K FACTOR modifies the entire range of the calibrated flow n...

Page 53: ...ration FLOW K FACTOR FHC50 Only FLOW KFACTOR The K FACTOR menu item sets the K factor for the flow signal The flow signal is multiplied by the K FACTOR so that the flow measurement matches the actual flow determined with a pitot tube traverse NOTE FLOW K FACTOR modifies the entire range of the calibrated flow not just a single point 0 01 to 10 00 1 00 BALANCE MODE SUBMENU MENU ITEM SOFTWARE NAME I...

Page 54: ... 10000 cfm NONE Read only value CONTROL MENU MENU ITEM SOFTWARE NAME ITEM DESCRIPTION ITEM RANGE DEFAULT VALUE SENSITIVITY FHC50 Only SENSITIVITY The SENSITIVITY item selects the integral dead band The integral dead band determines when the controller uses integral control slow control and when the controller enters PID control fast control Each of SENSITIVITY represents 1 ft min 5 cfm that the fa...

Page 55: ...tem down making it more stable The Ti VALUE item changes the integral control coefficient When this item is entered a value for Ti is indicated on the display If the controller is not controlling correctly the unit may have an inappropriate Ti VALUE control coefficient Increasing Ti will slow the control system down making it more stable WARNING The Kc VALUE and Ti VALUE items provide you with the...

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Page 57: ...in the calibration process enter CALIBRATION menu see Software Programming if not familiar with keystroke procedure Face Velocity Calibration Face velocity can be controlled using either a sidewall sensor or sash position sensor with a venturi valve Sidewall Velocity Sensor Sensor Zero 1 Select VEL SENSOR ZERO item 2 The controller will prompt to Tape over sensor then press Place a piece of tape o...

Page 58: ...an accurate calibration After adjusting the span factor check the calibration to verify an accurate calibration Sash Position Calibration 1 Calibrate flow using LOM VENTURI Calibration section 2 Calibrate vertical sash sensor using CALIBRATE SASH POT section 3 Enter SASH FLOW CONTROL item 4 Controller will prompt Raise sash to 24 inches height then press Open the sash es to the 24 inch height and ...

Page 59: ...a The FHC50 controller will display the following items b Perform a face velocity traverse using a thermal anemometer Compare the face velocity traverse reading to the face velocity set point Desired Flow Flow set point to achieve desired face velocity Show Sash Open Readout of current sash open Actual Flow Readout of current measured flow Save Continue Use to save data point Set flow for Desired ...

Page 60: ... Input actual flow as measured with reference instrument here 5 With the FLO STA LO SETPT at 0 default observe the PRESSURE VOLTAGE displayed on the screen or use a voltmeter to read the voltage at the pressure input terminals 7 8 on the back of the controller 6 Slowly increase the FLO STA LO SETPT percentage value to adjust the damper position until the PRESSURE VOLTAGE pressure transducer output...

Page 61: ... rule of thumb is that the voltage change should occur with the damper between approximately 70 to 90 open NOTE Adjusting the FLO STA HI SETPT with the quick keys allows the PRESSURE VOLTAGE to be displayed in real time 5 For reference only the MEASURED FLOW item will display the default measured flow based on the current settings of the flow station duct area etc 6 Determine the actual flow with ...

Page 62: ... Obtain the venturi valve calibration data by reading the label on the venturi valve 2 Enter CALIBRATE FLOW item 3 Enter venturi valve minimum flow in item VENTURI PT1 4 Enter 2nd point flow in item VENTURI PT2 5 Enter 3rd point flow in item VENTURI PT3 6 Enter 4th point flow in item VENTURI PT4 7 Enter 5th point flow in item VENTURI PT5 8 Enter 6th point flow in item VENTURI PT6 9 6pt venturi val...

Page 63: ...ller will display current sash pot voltage and prompt Fully open sash then press Open the sash es and press the key 4 Controller prompts Sash position sensor is calibrated Press Press the key to save calibration and exit the menu 5 Verify Sash Pot calibration by entering the Show Sash Open item in the DIAGNOSTICS menu a For fume hoods with a single vertical sash verify that the displayed sash open...

Page 64: ...oller must be 1 ft min away from control set point prior to activating PI control If the SENSITIVITY setting is 60 40 missing the face velocity must be 40 ft min off set point before PI control is activated Conversely if the SENSITIVITY setting is 80 20 missing the face velocity must only be 20 ft min off set point before PI control is activated The default of 80 is usually a good compromise betwe...

Page 65: ...ve wear Velocity Sensor Cleaning Accumulations of dust or dirt can be removed with a dry soft bristled brush such as an artist s brush If necessary water alcohol acetone or trichlorethane may be used as a solvent to remove other contaminants Use extreme care when cleaning the velocity sensors The ceramic sensor may break if excessive pressure is applied if sensor is scraped to remove contaminants ...

Page 66: ...sed If you are unfamiliar with the controller menus see Software Programming for keystroke procedure Troubleshooting the majority of problems is usually quick if the hardware test is followed Software and hardware problems are covered in the troubleshooting chart Pick the problem that most closely resembles your problem and review the possible symptoms and corrective action Software or system perf...

Page 67: ...wer refer to hardware troubleshooting chart to eliminate power problem TEST DIM Enter the SELF TEST menu item in the diagnostics menu to verify DIM electronics are functioning correctly During the self test the display will show the model number and software revision of the controller At the end of the self test the display will show a message The display shows NO ERRORS if all DIM electronics are...

Page 68: ...alve is fully closed when the CONTROL OUT item is 100 open change direction of control using CONTROL SIG item in CONTROL menu WARNING The CONTROL OUT function overrides the face velocity or flow control signal Adequate face velocity or flow will NOT be maintained while in this menu item Velocity Sensor Input VEL SENSOR INPUT The VEL SENSOR INPUT item verifies that the controller electronics is rec...

Page 69: ...ate of the alarm relay When this item is entered the display will indicate either OK or ALARM The keys are used to toggle the state of the relay See menu item RELAYS OUT under the CONFIGURE menu for the desired contact state OK OPEN or OK CLOSED during an alarm condition Sash Contact Input IN SASH CONTACT The IN SASH CONTACT item reads the current state of a sash contact input This item will only ...

Page 70: ...y item Show Sash Open SHOW SASH OPEN The SHOW SASH OPEN item is used to display the current measured or calculated sash open percentage Show Sash Open Area SHOW SASH AREA The SHOW SASH AREA item is used to display the current measured or calculated sash open area in ft2 or m2 Unit Self Test SELF TEST Enter the SELF TEST menu item to verify DIM electronics are functioning correctly During the self ...

Page 71: ...r disconnecting the wires on pins 1 and 2 on the electric actuator If zero volts are measured see No power to DIM Verify circuit breaker is on Verify transformer primary measures 110 VAC Verify transformer secondary measures 24 to 30 VAC If using DC power output from TSI electric actuator Verify electric actuator is receiving 24 to 30 VAC between pins 1 and 2 Verify 18 to 40 VDC is found between p...

Page 72: ...t should be closed or full closed when it should be open go into CONTROL menu CONTROL SIG menu item Change DIRECT to REVERSE or REVERSE to DIRECT to change control output direction No control output signal Go into DIAGNOSTICS menu CONTROL OUT item A number between 0 OPEN and 100 OPEN will be displayed Pressing the key increases the number Pressing the key decreases the number Measure the DC voltag...

Page 73: ... Electric actuator is not over torqued The electric actuator has current limiting protection If damper is physically stuck or actuator is over current the actuator will shut down To restart either kill power to actuator or move damper valve in opposite direction CONTROL OUT menu item Defective variable frequency drive VFD Perform test described in Control system is not controlling If CONTROL OUT i...

Page 74: ...minations are good Excessive face velocity Confirm the fume hood face velocity is over 1000 ft min If face velocity exceeds 1 000 ft min exhaust system needs balancing Controller not calibrated Calibrate controller Remote emergency does not work Incorrect wiring or defective switch Disconnect emergency remote wires from DIM Verify wiring with an Ohmmeter by switching the emergency switch open and ...

Page 75: ...N item select the SERVICE PIN option and press the SELECT key Selecting GO UNCONFIG will reset the FHC50 s authentication key allowing the SERVICE PIN to install or reclaim the FHC50 to the LonWorks network Alarm relays do not work Alarms are turned off Enter the Set Points menu Verify that the alarm that is supposed to trigger the relay is not set to 0 OFF If the alarm set point is zero alarm rel...

Page 76: ...ge time Controller needs calibration Calibrate controller Analog output does not work properly Controller is connected to incompatible equipment Enter the DIAGNOSTICS menu ANALOG OUT item A number is displayed Connect a voltmeter to pins 5 and 6 6 pin connector Pressing the key increases the displayed number and increases the voltage current output Pressing the key decreases the number and decreas...

Page 77: ...venturi valve feedback module Verify 24 VAC power provided to venturi valve feedback module Sash sensor not connected or malfunctioned Enter DIAGNOSTICS menu and view menu item IN1 SASH POS VER Sash input should be at minimum maximum when sash es are open and maximum minimum when sash es are closed The configuration is not supported Reconfiguration is required on the display Incorrect configuratio...

Page 78: ...M Write Error Flow Setup Data Error Control Calib Data Error AOut Calib Data Error AIn Calib Data Error Configuration Data Error Meter ID Data Error FRAM RD Meter ID Error FRAM RD User Config Error FRAM Rd Meas Cals Error FRAM Rd Control Cal Error FRAM Rd Aout Cal Error FRAM Rd Ain Cal Error FRAM Rd Stored Errs Error FRAM Wr Stored Errs Error FRAM Wr Clear Errs Error FRAM Wr Changed Data Error FRA...

Page 79: ...ange 0 to configurable maximum representing face velocity flow or sash position Alarm Contacts SPST 60 W max 2A 30 VDC Nominal Contacts field configurable to open or close in alarm condition Contacts close on loss of power Low Alarm Range 5 to 980 ft min 0 03 to 4 88 m s 0 to 10 000 cfm 0 to 4 720 l s 0 to 16 990 m3 hr High Alarm Range 80 to 1 000 ft min 0 41 to 5 08 m s 0 to 10 000 cfm 0 to 4 720...

Page 80: ...ble Specifications 4 conductor 22 AWG 4 pin polarized at both ends with a standard length of 6 ft a maximum length of 10 ft Vertical Sash Sensor Cable Type Nylon coated stainless steel Maximum Retraction 50 in 1 270 mm Resistance 0 to 10 000 Electrical Cable 2 conductor 24 AWG 12 ft 3 6 m Dimensions 2 0 in 3 5 in 3 1 in 51 mm 88 mm 79 mm Damper Actuator Types of Actuator Electric Input Power Elect...

Page 81: ...a master slave network The TSI units act as slaves and respond to messages when their correct address is polled Blocks of data can be read from each device Using a block format will speed up the time for the data transfer The size of the blocks is limited to 255 bytes This means the maximum message length that can be transferred is 255 bytes The typical response time of the device is around 0 05 s...

Page 82: ...ive 1 Active R High Sash Position Alarm Status 40012 0 1 0 Inactive 1 Active R Velocity Sensor Error Status 40013 0 1 0 Inactive 1 Active R Data Error Status 40014 0 1 0 Inactive 1 Active R Setback Status 40015 0 1 0 Inactive 1 Active R Emergency Status 40016 0 1 0 Inactive 1 Active R Normal Face Velocity Setpoint 40021 60 to 1000 fpm R W Setback Face Velocity Setpoint 40022 60 to 1000 fpm R W Nor...

Page 83: ...0041 0 1 2 0 FPM cfm 1 m s m 3 h 2 m s l s R W For display only Display Averaging 40042 0 to 7 0 0 5 sec avg 1 1 sec avg 2 2 sec avg 3 3 sec avg 4 5 sec avg 5 10 sec avg 6 20 sec avg 7 40 sec avg R W Emergency Mode 40043 0 1 0 Exit Emergency Mode 1 Enter Emergency Mode W Setback Mode 40044 0 1 0 Exit Setback Mode 1 Enter Setback Mode W Not Used 40045 N A N A R W Not used on standard configuration ...

Page 84: ...ity alarm set point to 60 ft min QUERY RESPONSE Field Name Hex Field Name Hex Slave Address 01 Slave Address 01 Function 06 Function 06 Starting Address Hi 00 Starting Address Hi 00 Starting Address Lo 16 Starting Address Lo 16 Data Value High 00 Error Check CRC Data Value Low 3C Error Check CRC EXAMPLE of 03 Read Holding Registers function format This example reads the face velocity and current f...

Page 85: ...tback or Emergency binary inputs enables the respective mode To return the controller to normal mode from setback mode press the Setback key on the controller toggle the setback contact input or release the override To release controller from emergency state override a 0 to the Emergency input toggle the emergency contact input or press either the emergency or reset key Releasing the override will...

Page 86: ...ible change of status variables Variable Map NPT NPA Feature Unit AI 1 Face Velocity fpm m s AI 2 Current Face Velocity Setpoint fpm m s AI 3 Flow Rate cfm or L s AI 4 Current Flow Rate Setpoint cfm or L s AI 5 Sash Position Percent AI 6 Sash Open Area ft 2 or m 2 AI 7 Damper or Valve Position AO 1 Normal Face Velocity Setpoint fpm m s AO 2 Setback Face Velocity Setpoint fpm m s AO 3 Min Damper Po...

Page 87: ...ve BI 3 Low Flow Alarm Status 0 Inactive 1 Active BI 4 High Flow Alarm Status 0 Inactive 1 Active BI 5 High Sash Position Alarm Status 0 Inactive 1 Active BI 6 Velocity Sensor Error Status 0 Inactive 1 Active BI 7 Data Error Status 0 Inactive 1 Active BI 8 Setback Status 0 Inactive 1 Active BI 9 Emergency Status 0 Inactive 1 Active Not available on standard Model FHC50s The units of the variables ...

Page 88: ...olMode SNVT_occupancy 16 Emergency Mode nviEmergency SNVT_hvac_emerg 17 Remote Control Override nviOverrideOn SNVT_switch 18 Face Velocity nvoFaceVelocity SNVT_speed_mil 19 Flow Rate nvoExhaust Flow SNVT_flow 20 Damper or Valve Position nvoControlPos SNVT_lev_percent 21 Sash Position Percent nvoSashPosPcnt SNVT_lev_percent 22 Sash Open Area nvoSashOpenArea SNVT_area 23 Status nvoUnitState SNVT_sta...

Page 89: ...Setpoint nvoSetbFlowSetp SNVT_flow 32 Normal Low Flow Alarm Setpoint nvoNmLoFloAlSetp SNVT_flow 33 Normal High Flow Alarm Setpoint nvoNmHiFloAlSetp SNVT_flow 34 Setback Low Flow Alarm Setpoint nvoSbLoFloAlSetp SNVT_flow 35 Setback High Flow Alarm Setpoint nvoSbHiFloAlSetp SNVT_flow 36 Minimum Flow Setpoint nvoMinFlowSetp SNVT_flow 37 Maximum Flow Setpoint nvoMaxFlowSetp SNVT_flow 38 Minimum Damper...

Page 90: ...orted Action nviControlMode OC_OCCUPIED Sets NORMAL mode OC_STANDBY OC_UNOCCUPIED Sets SETBACK mode Sets SETBACK mode NOTE All other commands set NORMAL mode SNVT Command Supported Action nviRequest CLEAR_ALARM Clears alarm See SNVT nvoAlarm object_request SNVT Value Sent Action nviOverrideOn x x 1 x x 0 Moves damper to override position Exit Override mode x x is damper position between 0 0 to 100...

Page 91: ...s chemicals The controller provides opportunities for energy savings lower fan brake horsepower smaller chillers and lower duct work cost by reducing the volume of air exhausted from a hood when the sash is not fully open This model controller is capable of acting as a stand alone device or as part of a building automation system via BACnet MS TP protocol BACnet Standardized Device Profile Annex L...

Page 92: ...e 9 baud rate s 76 8k 38 4k 19 2k 9600 bps MS TP slave Clause 9 baud rate s Point To Point EIA 232 Clause 10 baud rate s Point To Point modem Clause 10 baud rate s LonTalk Clause 11 medium Other Device Address Binding Is static device binding supported This is currently necessary for two way communication with MS TP slaves and certain other devices Yes No Networking Options Router Clause 6 List al...

Page 93: ...0 03 to 5 08 Setback Face Velocity Setpoint Analog Value 4 fpm 0 60 to 1000 R W m s 0 0 03 to 5 08 Normal Low Face Velocity Alarm Setpoint Analog Value 5 fpm 0 5 to 980 R W m s 0 0 03 to 4 98 Normal High Face Velocity Alarm Setpoint Analog Value 6 fpm 0 80 to 1000 R W m s 0 0 42 to 5 08 Setback Low Face Velocity Alarm Setpoint Analog Value 7 fpm 0 5 to 980 R W m s 0 0 03 to 4 98 Setback High Face ...

Page 94: ...og Value 20 0 10 to 105 R W MAC ID Last 3 digits Analog Value 21 N A 1 to 999 R W Communications will be lost until front end updated with new MAC Address Low Velocity Alarm Status Binary Input 1 0 Inactive 1 Active 0 1 R High Velocity Alarm Status Binary Input 2 0 Inactive 1 Active 0 1 R Low Flow Alarm Status Binary Input 3 0 Inactive 1 Active 0 1 R High Flow Alarm Status Binary Input 4 0 Inactiv...

Page 95: ... s and m 3 h 3 m s l s 1 2 3 R W The units are based on the value of the Units Value object When the Units Value is set to 1 the units are in English form When the Units Value is set to 2 or 3 the units are metric English is the default value The device index is the 1 st 4 digits of the MAC ID AV 2 multiplied by 1000 plus the Last 3 Digits of the MAC ID AV 21 For example if the device index is 4 1...

Page 96: ...Appendix B 88 This page intentionally left blank ...

Page 97: ...20 mA analog output signal See menu item ANALOG OUT TYPE 12 13 Output Alarm Relay B See menu items RELAYS OUT and RELAY SEL B 14 15 Output Alarm Relay A Low face velocity flow alarm See menu item RELAYS OUT 16 17 Input Non powered input 1 Accepts sash sensor sash switch emergency switch or night setback switch See menu item INPUT SEL 1 18 19 Input Non powered input 2 Accepts sash switch emergency ...

Page 98: ...Appendix C 90 Figure 7 Wiring Diagram Model FHC50 01 Controller ...

Page 99: ...Wiring Information 91 Figure 8 Wiring Diagram Model FHC50 02 Controller ...

Page 100: ...Appendix C 92 Figure 9 Wiring Diagram Model FHC50 03 Controller ...

Page 101: ...Wiring Information 93 Figure 10 Wiring Diagram Model FHC50 04 Controller ...

Page 102: ...Appendix C 94 Figure 11 Model FHM10 01 Monitor Wiring ...

Page 103: ...Wiring Information 95 Figure 12 Model FHM10 02 Monitor Wiring ...

Page 104: ...Appendix C 96 This page intentionally left blank ...

Page 105: ...ter the access code use the Quick keys as left and right arrows keys as up and down arrows key selects the currently highlighted character ESC key exits the access code entry screen The access code is 2887 Entering the access code enables access to the menu system for a 15 minute period 1 1 1 0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z _ ESC Enter password __ __ __ __ F...

Page 106: ...Appendix C 98 This page intentionally left blank ...

Page 107: ...e information USA Tel 1 800 874 2811 UK Tel 44 149 4 459200 France Tel 33 1 41 19 21 99 Germany Tel 49 241 523030 India Tel 91 80 67877200 China Tel 86 10 8219 7688 Singapore Tel 65 6595 6388 P N 6003830 Rev G 2016 TSI Incorporated Printed in U S A 6003830 ...

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