Mulitflex Manual
Contents
1. For example if you had an 80 VA load 14 AWG 24 ft rounded down 18 AWG 9 ft Figure 2 8 Power Wire Lengths Mounting and Powering 7 3 The I O Network All MultiFlex boards and controllers use an RS485 network connection to communicate with Einstein and REFLECS site controllers Techni cians who are familiar with CPC s previous gen eration 16AI 8IO and ARTC boards will find the network setup procedure for the MultiFlex boards to be very much the same 3 1 Wiring Types CPC specs Belden 8641 shielded twisted pair cables for use as I O network wiring or Belden 82641 and Belden 88641 for plenum installations If the recommended cable is not available in your area be sure the wiring meets or exceeds the following specs Shielded Yes Conductor Type Twisted Pair Capacitance between 31 pF ft or less signal wires Capacitance between 59 pF ft or less signal and shield Nominal Impedance 1200 500 Table 3 1 RS485 I O Network Wiring Specifications 3 1 1 Daisy Chains The RS485 Input Output 1 0 network is wired in a daisy chain configuration In a daisy chain boards are wired together in series with no branches or star configurations and the net work is terminated at either end of the daisy chain 8 MultiFlex I O Board Operator s Guide A diagram of this network arrangement is shown in Figure 3 1 VO NETWORK CPC cmd V INPUT OR OUTPUT BOARD2. and may be used in ret rofits with no additional hardware or software setup or upgrades Like the 16AI the MultiFlex 16 communi cates with the site controller via an RS485 con nection to a REFLECS COM A amp D network or an Einstein I O network Dip switches on the board set the network ID board number and baud rate The board also provides both 5VDC and 12VDC output voltage points for use in power ing transducers or other input devices that require power Unlike the 16AI the MultiFlex 16 has a hand held terminal interface which may be used by technicians to view the input voltage and engineering unit values for each input point without need of a voltmeter or front panel con troller display MultiFlex 16 Input Board Table 1 1 shows the part number of the Mul tiFlex 16 810 3013 MultiFlex 16 16 analog digital in puts no outputs Table 1 1 MultiFlex 16 and 8 Input Board Models 1 2 MultiFlex Combination Input Output Boards There are several models of the MultiFlex board that combine the functionalities of input boards relay output boards digital output boards and analog output boards The MultiFlex combination input output boards are designed to be replacements for the 8IO Combination Input Output Board but the MultiFlex board provides several new hardware options and software fea tures The MultiFlex combination I O boards con sist of two circuit boards a bottom layer with up to 16 combinati
3. and 4 pulse width modulating digital outputs 1 3 Other Boards in the Mul tiFlex Family In addition to the I O boards described above the MultiFlex hardware is used as the base for a number of smart boards capable of controlling refrigeration and HVAC systems or subsystems independently from a central site controller These boards are considered control lers in their own right and are therefore cov ered in separate manuals For informational purposes these boards are described below 1 3 1 The MultiFlex RTU Similar in design to the MultiFlex combina tion input output boards the MultiFlex RTU board is designed specifically for operating package rooftop HVAC units as part of an Ein stein BX or REFLECS BCU building control 2 MultiFlex I O Board Operator s Guide system The MultiFlex RTU is designed to be a replacement for the previous generation ARTC and is 100 compatible with all legacy Einstein BX and BCU systems The MultiFlex RTU board has 16 analog inputs 8 relay outputs and 4 analog outputs Most of these I O points are reserved for sensors and input devices required to read environmental data such as space and supply air temperature and control all output devices that control the environment such as heat cool stages and dampers The RTU relay outputs are rated for line voltage 240VAC The RTU board controls the rooftop unit directly with its built in heating cooling and humidity
4. 25 03 2 3 1 Choosing Transformer Sizes In most site installations a single trans former will power multiple devices Choose a transformer with a VA rating large enough to power all devices that will be attached to it Table 2 2 gives the VA ratings of the MultiFlex board products Refer to your site controller s manual for VA ratings of the other I O boards that may be powered by one of these transform ers VA VAC Center tapped mareo e 2 p ves MultiFlex 88 15 24 NO 88A0 168 168A0 and 168DO Table 2 2 Device Power Requirements 2 3 2 MultiFlex 16 Power Wiring The MultiFlex 16 requires connection to a transformer with a center tap such as the 56VA 640 0056 and 80VA 640 0080 transformers listed in Table 2 1 The 56VA and 80VA trans formers have quick connects on the primary and secondary sides for connection to line voltage and the MultiFlex 16 board Figure 2 4 shows how to make those connections Note the center tap connection on the secondary side CT must be wired to the OV terminal on the MultiFlex 16 120 208 240 VAC BROWN HOT BLUE NEUTRAL ot i i 240 208 24V EARTH GROUND CENTER TAP Y ION SECONDARY PRIMARY SIDE SECONDARY SIDE Figure 2 4 640 0056 and 640 0080 Transformer Wiring Powering the MultiFlex 2 3 3 MultiFlex Combination Input Output Board Power Wiring The
5. BEBE HELD iB EB TERMINAL JACK Figure 6 1 MultiFlex HHT Jack Location 6 1 MultiFlex I O Board Hand Held Terminal Screens 6 1 1 Navigation The Hand Held Terminal interface consists of a simple series of screens and menus Figure 6 2 shows a complete map of all screens for the MultiFlex board s The options for working with inputs relay outputs and analog outputs stem from an Input Output Select Menu which will give you only the options appropriate for your board s model type This means if you are 18 MultiFlex I O Board Operator s Guide looking at a MultiFlex 16 there will be no options listed for viewing relay or analog out puts If you are using a MultiFlex 88 or 168 there will be no analog or digital output options Scrolling Through The Hand Held Screens The UP ARROW and DOWN ARROW keys are used to scroll through the screens Some of these screens shown as dotted line boxes in Figure 6 2 are read only meaning there are no editable fields others shown as solid line boxes are either menus that require you to enter a selection or are configuration screens that have one or more changeable fields 026 1704 Rev 4 07 25 03 Shortcut Keys F1 and F2 At any time you may press the F1 key on the Hand Held Terminal to return to the opening screen or F2 to move to the Input Output Select menu Configuration Mode On any menu or configuration screen to make a selectio
6. Fail Safe Dip Switch es When a controller calls for a MultiFlex relay output to be ON it sends a command to the Mul tiFlex to turn the output to the ON state signi fied by the output LED being ON The behavior 1 O Board Input and Output Setup 13 of the relay when it is ON is determined by the position of the fail safe switch The fail safe switches for the outputs are on a switch bank at the bottom right corner the plug in output mod ule Each switch corresponds to an output on the board switch 1 output 1 etc Table 4 1 and Table 4 2 show how the fail safe switch and Form C contacts should be con figured based on how you want the output to perform during both normal operation and dur ing network power loss Note There are not many cases where you would want a relay to be OPEN when called to be ON For most applications you will want to set the fail safe switch to UP so that an ON com mand from the controller will close the relay State of Normally Closed N C Contacts on MultiFlex Relay Points Loss of Communi cation Fail safe Switch Loss of Power Table 4 1 Output Board Fail Safe and Switch Settings when Contact is Wired Normally Closed N C Loss of Communi cation Fail safe Switch Up ON Down OFF State of Normally Open N O Contacts on MultiFlex Relay Points Loss of Power Open Open Table 4 2 Output Board Fail Safe and Switch Settings when
7. In Output Board Figure 2 3 Exploded View MultiFlex Combination I O Board All MultiFlex boards except the MultiFlex 16 have output sub boards that plug in to the top of the base board These boards are shipped with the output board pre installed on the board using stand offs so no additional hardware setup should be necessary The additional board makes the MultiFlex combination I O boards considerably taller than the MultiFlex 16 and all previous generation CPC I O boards If you will be mounting these boards in an enclosure the board will need at least 2 5 of clearance between the base board and the panel door 2 3 Powering the MultiFlex All models of MultiFlex require a 24VAC Class 2 input power source The MultiFlex 16 requires the power source to be center tapped All other models do not use the center tap CPC supplies a wide variety of 24VAC transformers with varying sizes and either with or without center taps Table 2 1 shows the transformer sizes and whether they are center tapped or non center tapped Xformer P N VA Rating Primary Voltage Center Tap 640 0041 50 VA 110 VAC No 640 0042 50 VA 220 VAC No 640 0056 56 VA Multi tap 120 208 240 VAC Yes 640 0050 75 VA 110 VAC No 640 0045 75 VA 220 VAC No 640 0080 80 VA Multi tap 120 208 240 VAC Yes Table 2 1 Transformers Compatible with MultiFlex Board 4 MultiFlex I O Board Operator s Guide 026 1704 Rev 4 07
8. LED is lit to show the output is ON and unlit to show the output is OFF The definition of ON and OFF in this case is determined by the position of the fail safe dip switch see Table 4 1 and Table 4 2 Relay Output LEDs Board Status LEDs 17 6 The MultiFlex Hand Held Terminal Inter face All MultiFlex boards have a Hand Held Ter minal interface which can be used to view status for the board without having to use the site con troller Though different for each model of Mul tiFlex the Hand Held Terminal interface allows you to perform the same general functions View failure messages that relate to the MultiFlex View the status of inputs both in volts and in engi neering units appropriate to the sensor type View the current state of relay outputs ON or OFF and analog outputs both in volts and in percentage Override relay outputs to a fixed ON or OFF state or override analog outputs to a fixed percentage Configure set points Plugging In the Hand Held Terminal The Hand Held Terminal plugs into the RJ11 jack on the MultiFlex base board located on the bottom left side of the board as shown in Figure 6 1 Press the Hand Held Terminal con nector into the jack until it snaps into place When the connector is correctly seated the screen to the Hand Held Terminal will display the message CPC Handheld Terminal and then the first screen of the MultiFlex interface HAND
9. Sensors Requiring 24VAC Off the Power Transformer eren eterne nennen ennt 13 4 1 3 Sensor Types for MultiFlex Input Points sees nenne entretenir enne 13 4 2 THE RELAY OUTPUTS nier tore En E retinere hehe cubes pepe v eene rho AE Re Yo ke dece reine E A a S i 13 4 2 1 Output Fail Safe Dip Switches eene nennen etr entretenir aree oradada arest taaie laa 13 4 2 2 Relay Output Ratings and Fuse Protection seen rain 14 4 3 gt LEHE ANALOG OUTPUTS ctore ete AA EET MES exe vote dra IE TEE aba 14 4 4 THE DIGITAL QUIE EE EORR RORIS 15 5 BOARD STA TUS LEDS e 16 2 STATUS SED eet RN 16 JLo TA AND RX LEDS eds ep itn tees hope emer ERO ERREUR 16 9 3 CODE A AND CODEB LEDS ita nio t agitis 16 Table of Contents v 5 4 RELAY OUTPUT EBEDS nre teret att 17 6 THE MULTIFLEX HAND HELD TERMINAL INTERFACE eerie eee nennen senten stus tn sins ts tasse tns tn 18 6 1 MULTIFLEX I O BOARD HAND HELD TERMINAL SCREENS eene tenente nennen nennen 18 OLLA NQVIQ AON E 18 OLD MOPCHIN GES CRON 0E HE 19 OLI Board Addres S A A aa 20 Gli METUIT A E A EE E T dd 20 6 15 Input Output Select Men A te 20 6 16 ANPUESCHCONS s os ro tr e ted ee de at atte Se al AS aida 21 6 1 6 1 Input Status Config Menu sese een nne RR nn a tette nn RR RR ettet tette erret DR NOR NOR enters entente nennen seene net nennen 21 6 1 6 2 Status Vol
10. WITH RELAY OUTPUTS OTHER SCREENS 4 INPUTS per SCREEN 168 168A0 88 88AO 168DO ONLY AVAILABLE ON BOARDS WITH ANALOG OUTPUTS ONLY AVAILABLE ON BOARDS WITH DIGITAL OUTPUTS 168A0 88AO 168DO READ ONLY SCREENS T NO EDITABLE FIELDS MENU or CONFIGURATION SCREEN gt TO ENTER CONFIGURATION MODE A ano Y TO SELECT FIELD AND TO SELECT FIELD VALUES OR USE NUMBER KEYS J ij Figure 6 2 MultiFlex I O Board Hand Held Terminal Interface Navigation Map 6 1 2 Opening Screen MULTIFLEX 16 810 3013 1 00F01 VER PRESS NOTE At any time pressing F1 on the Hand Held Ter minal will return you to this screen MultiFlex I O Board Hand Held Terminal Screens When the Hand Held Terminal is first plugged in to a MultiFlex board the opening screen will display the model type CPC part number and version number of the board soft ware The MultiFlex Hand Held Terminal Interface 19 The last line of the display will also show if any failure conditions are active If there are fail ure conditions the last line will display the mes sage FAIL followed by a description of the condition If there is no failure condition the last line of the display will prompt the user to press the DOWN ARROW key to continue 6 1 3 Board Address 168AO Screen Board Address 16AI 1 8RO 1 4AO 1 168DO Screen Board Addre
11. changed from the HHT 026 1704 Rev 4 07 25 03 6 1 12 Config Fail Screen DO1 100 Off DO2 100 Line D05 100 Fail DO4 100 PCT This screen sets the default percentage at which the digital outputs on the 168DO will pulse if communication is lost with the site con troller When the board recognizes it is off line it will immediately switch to its fail safe per centage and will remain at this rate until the board returns to on line status The 168DO will use the same pulse period it used before the board went off line If a digital output is not being commanded by any applications in the site controller it will pulse at the value programmed in its Config Fail field regardless of whether or not the board is on line or off line MultiFlex I O Board Hand Held Terminal Screens The MultiFlex Hand Held Terminal Interface 25
12. the MultiFlex s relay outputs The fields numbered R01 through RO8 correspond to relay points 1 through 8 on the board Overriding a Relay Output You may temporarily override any relay out put to a fixed ON or OFF state using the Hand Held Terminal interface 026 1704 Rev 4 07 25 03 To begin an override press the RIGHT ARROW key to enter Configuration Mode and use the DOWN ARROW key to move the cursor to the output you wish to override RO1 OFF OVR ON RO2 OFF RO3 ON RO4 OFF Press the DASH key to choose an override command OVR ON will override the output ON and OVR OFF will override the output OFF To begin the override press the DOWN ARROW key Cancelling an Override To cancel an override move the cursor to the field that says OVR ON or OVR OFF and press the CANCEL button on the Hand Held Termi nal You may also cancel all active overrides in the MultiFlex board by unplugging the Hand Held Terminal This will reset all relay output and analog output overrides If you need timed overrides or permanent overrides that do not require the Hand Held Ter minal to remain plugged in you must perform the override from the REFLECS or Einstein front panel 6 1 8 Analog Output Screens 6 1 8 1 Analog Status Override This screen shows the current voltage output of each of the four analog outputs on the Multi Flex board The fields numbered A01 through A04 correspond to ana
13. with Isolated Power Supply The new style MultiFlex board can be con nected to any of the center tapped transformers mentioned in Table 2 2 provided the OV termi nal of the board is connected to an Earth ground A center tapped transformer may power both center tapped and non center tapped boards at the same time as long as none of the non center tapped MultiFlex boards are old style MultiFlex boards If an old style MultiFlex shares the same center tapped transformer as a device that uses the center tap boards on the net work will be damaged Figure 2 6 shows how to wire a non center tapped device to a center tapped transformer 120 208 240 VAC BLUE NEUTRAL om PRIMARY SIDE SECONDARY SIDE Figure 2 6 Wiring Non Center Tapped MultiFlex Boards to Transformers With a Center Tap 6 MultiFlex I O Board Operator s Guide In addition the MultiFlex combination boards can be powered by one of the 50VA or 75VA non center tapped transformers listed in Table 2 1 on page 4 Figure 2 7 shows how to wire the transformers to the MultiFlex boards You may also tie one side of the secondary but not BOTH sides or the center tap to an earth ground provided none of the boards pow ered by the same transformer are old style Mul tiFlex boards see Section 2 3 3 2 YELLOW 110 220 VAC a CLASS 2 POWER vo VAC P N 64
14. 0 5V 500 PSI pressure PSI transducer ECLP500 5V 500 PSI pressure KPA transducer HUMIDITY Humidity sensor RH 96 RH Power transducer with KW 1 5V output NOT pulse count output REF LEAK Refrigerant Leak PPM Transducer DEWPT DG pero LM235 DF LM235 Temperature DF F Sensor LM235 DC LM235 Temperature DC C Sensor Table 6 1 Engineering Units for MultiFlex Inputs 22 MultiFlex I O Board Operator s Guide Field Value Sensor Type Units REF LEVEL Refrigerant Liquid PCT Level Probe Hansen LIQ LEVEL Analog Liquid Level PCT Float Type Indicator dles Light Level Sensors Pulse count input LIGHT LUX PULSE COUNT put LINEAR V Standard 0 5V Linear Analog Input Slide potentiometer HI TEMP DF Hi Temp Sensor HI TEMP DC Hi Temp Sensor PCT used for set point ad justment SETPT ADJ Selecting this will None cause the input value to read UNUSED on the STATUS ENG UNITS screen Table 6 1 Engineering Units for MultiFlex Inputs NOT USED 6 1 7 Relay Output Screens WARNING Point overrides performed by HHT are not visible to or recognized by the MultiFlex s parent controller In some cases this may cause unnecessary proof failure alarms and other erroneous conditions If a site controller is available it is recommended all over rides be performed from the site controller instead of the HAT The Relay Output Screens show the on off status of
15. 0 0041 110VAC Primary 50VA P N 640 0050 110VAC Primary 75VA P N 640 0042 220VAC Primary 50VA P N 640 0045 220VAC Primary 75VA Figure 2 7 Non Center Tapped Transformer Wiring All wire connections to earth ground should be less than six 6 inches long and use a wire gauge of at least 14AWG EEEE 2 3 3 2 Old Style MultiFlex Combina tion I O Boards No Isolated Power Supply Like the new style MultiFlex board the old style MultiFlex Combination I O board can be connected to any of the center tapped transform ers mentioned in Table 2 2 provided you follow the following three rules Rule 1 Ground the 0V terminal on the old style MultiFlex board to an Earth ground Do not connect the center tap of the trans former to the OV terminal 026 1704 Rev 4 07 25 03 Rule 2 Do not power an old style MultiFlex non center tapped board with a transformer that is also powering a center tapped device This means you cannot connect an old style MultiFlex non center tapped board to a trans former that is powering a MultiFlex 16 16AI 8RO 4A0 8DO a Gateway board or any pre vious generation CPC board that uses center tapped power Doing so will destroy the Multi Flex board Rule 3 The secondary of the transformer must not be grounded on any side Verify that neither side of the transformer secondary is connected to earth ground before powering the old style MultiFlex board A grounded secondary will damage th
16. 026 1704 Rev 4 07 25 03 MultiFlex I O Board Installation and Operation Manual COMPUTER PROCESS CONTROLS Lo Q e CEE N rrr COMPUTER PROCESS CONTROLS 1640 Airport Road Suite 104 Kennesaw GA 31044 Phone 770 425 2724 Fax 770 425 9319 ALL RIGHTS RESERVED The information contained in this manual has been carefully checked and is believed to be accurate However Com puter Process Controls Inc assumes no responsibility for any inaccuracies that may be contained herein In no event will Computer Process Controls Inc be liable for any direct indirect special incidental or consequential damages resulting from any defect or omission in this manual even if advised of the possibility of such damages In the interest of continued product development Computer Process Controls Inc reserves the right to make improvements to this manual and the products described herein at any time without notice or obligation This product is covered under one or more of the following Computer Process Controls U S patents 6360553 6449968 6378315 6502409 6578374 and Alsenz U S patents 4612776 4628700 and 4535602 READ ALL INSTRUCTIONS CAREFULLY If the equipment is not used in the manner specified by the manufacturer the protection provided by the equipment may be impaired SAVE THIS INSTRUCTION MANUAL This instruction manual contains important operating instructions for the MultiFlex family of I O boards including the Mul
17. 3 or else the board as sumes the input is a temperature sensor and will display the input value in degrees Fahr enheit 3 INPUT CONFIG Selecting this option will allow you to specify the engineering units for each sensor connected to an input Doing this will allow you to see the sensor value in terms of its intended engineering units Status Volts I01 5 000 102 5 000 5 000 5 000 6 1 6 2 103 104 The Status Volts screen shows the current input voltage of all inputs on the MultiFlex board Units with no inputs attached to them and with their input dip switches set to the UP position will read 5 volts The Hand Held Terminal shows four inputs at a time To view more inputs press the DOWN ARROW key to scroll down MultiFlex I O Board Hand Held Terminal Screens 6 1 6 3 Status Eng Units 74 500 DF 111 200 PSI 75 200 ODF 65 04 RH The Status Eng Units screen shows the same information as the Status Volts screen except it displays it in the engineering units designated for that input see Section 6 1 6 4 for more on how to set the engineering units The engineer ing unit chosen for the input is displayed in the right hand column The Hand Held Terminal shows four inputs at a time To view more inputs press the DOWN ARROW key to scroll down 6 1 6 4 Input Config TEMP DF 500 LB PSI TEMP DF HUMIDITY RH The Input Config screen is where you spec ify the type of sensor that is atta
18. 88 88AO 168 and 168A0 Network numbering for the MultiFlex com bination input output boards are a special case They are actually a combination of three types of CPC boards the inputs are configured like a 16AL the relay outputs are configured like an 8RO and the four analog outputs are configured like a 4AO When an 88 or 168 is present on the network it must be treated like both an 8RO and a 16AI board type Therefore when numbering 88s and 168s you must number the input portion of the board as a 16AI and the relay output portion of the board as an 8RO Wiring Types The 88AO and 168A0 also must be treated as an 8RO and 16AI except that since there are analog outputs on these models the analog out puts must be treated as a separate 4AO board In other words each 88AO and 168A0 is in effect three different I O boards one 16AI one 8RO and one 4AO Figure 3 3 provides a graphic representation of input and relay output board numbering for two MultiFlex 16s three SROs and two Multi Flex 88 boards BOARD NUMBER BOARD TYPE 26501054 Figure 3 3 Network Device Numbering Example Shows REFLECS COM A amp COM D The I O Network 9 The board numbering dip switches on the MultiFlex 88 88AO 168 and 168A0 are S3 and S4 as shown in Figure 3 4 Switches 1 5 on S3 set the input 16AT network address Switches 1 5 on S4 set the relay output 8RO address and switches 6 8 on S4 se
19. Contact is Wired Normally Closed N O 4 2 2 Relay Output Ratings and Fuse Protection Each relay output on the MultiFlex Combi nation I O boards is rated for up to 240 VAC with a maximum current of 2 amps Each relay is fused with a 2A fast blow 5mm x 20mm fuse Bussman GMA 2 or equivalent 14 MultiFlex I O Board Operator s Guide 4 3 The Analog Outputs All varieties of the MultiFlex board that have an AO at the end of their model number 88AO and 168AO have four analog outputs that can provide a variable 0V 10VDC signal to any of four variable speed or variable posi tion devices The maximum output current for each point is 10 milliamps 026 1704 Rev 4 07 25 03 The analog outputs have no hardware based fail safe settings fail safes are set in the board firmware see Section 6 1 9 Analog Fail Safes All that is required to connect a device to an analog point is to connect the terminal to the positive wire on the device and the termi nal to the negative or ground wire of the device MULTIFLEX BOARD OUTPUT LAYER ANALOG POINTS NEGATIVE POSITIVE Figure 4 6 MultiFlex Analog Points 4 4 The Digital Outputs The MultiFlex 168DO board has four digital outputs that pulse a 8VDC signal Each output is rated up to 10 milliamps The Digital Outputs The 168DO has no hardware based fail safe settings fail safes are set up in the board firm ware All that
20. MultiFlex 88 88AO 168 168AO and 168DO boards do not use a center tap Instead the OV terminal on the board should be con nected to a separate Earth ground Important The rules that must be fol lowed when connecting a MultiFlex Combi nation I O board to a transformer are different depending on whether you have a new style MultiFlex board with an isolated power supply all MultiFlex boards shipped after November 1 2002 or an old style MultiFlex board all MultiFlex boards shipped before November 1 2002 A new style MultiFlex Combination I O board has a green power LED located next to the 24VAC connection terminal in the upper right corner of the circuit board see Figure 2 5 for reference POWER LED New Style MultiFlex Board Top Left Corner NO POWER LED Old Style MultiFlex Board Top Left Corner Figure 2 5 New Style vs Old Style MultiFlex Board Mounting and Powering 5 If there is a power LED next to the connec tor your MultiFlex is a new style MultiFlex refer to Section 2 3 3 1 New Style MultiFlex Combination I O Boards with Isolated Power Supply for power wiring instructions If there is no power LED next to the connec tor your MultiFlex is an old style MultiFlex refer to Section 2 3 3 2 Old Style MultiFlex Combination I O Boards No Isolated Power Supply for power wiring instructions 2 3 3 1 New Style MultiFlex Combina tion I O Boards
21. TERMINATION TERMINATION 26513041 Figure 3 1 I O Network Configurations 3 1 2 Network ID Numbers Each device on an RS485 segment has a net work dip switch that must be used to assign the board a unique network ID number The network ID number makes a board unique from other boards on the network of the same type This allows the site controller to find it and communicate with it Boards of the same type should be numbered in sequence starting with one and continuing with two three and so forth 3 1 2 1 Numbering the MultiFlex 16 Both the MultiFlex16 and the previous gen eration 16AI are recognized as 16AIs by the site controller and therefore each one of both types of boards should have a unique board number 026 1704 Rev 4 07 25 03 The network ID on the MultiFlex 16 is set using the first five dip switches on dip switch bank S3 Refer to Figure 3 2 for dip switch set ting instructions 16Al POSITION 1 5 NETWORK ADDRESS 1 31 POSITION 6 7 BAUD RATE 9600 or 19200 BAUD RATE qu mii CRA A 9600 BAUD 19200 BAUD Figure 3 2 16 Network ID and Baud Rate Switches 3 1 2 2 Numbering the MultiFlex
22. at a certain rate that corresponds to a val ue Pulse Type Inputs If your site controller is an Einstein or a RE FLECS BCU version 2 0 or above you may con nect pulse accumulation inputs to any point on the board If you have a REFLECS BCU with a version number below 2 0 an RMCC any version or a BEC any version you may only connect a pulse accumulation input to a single input on the Mul tiFlex board 026 1704 Rev 4 07 25 03 1 Connect the input to the point labeled INPUT 1 This is the only point on the board that may accept this type of input 2 Locate switch 8 on the dip switch bank labeled S3 the same one that sets input board network ID Set switch 8 to the UP ON position This will tell the REFLECS that the input on point 1 is a pulse accumu lation input 4 1 2 Power Connection If power is needed to operate the sensor four points are provided on the MultiFlex board that supply DC power one 12VDC point and three 5VDC points See Figure 4 4 for the location of these points Figure 4 4 Input Board Power Sources 4 1 2 1 Current Ratings for On Board Power Sources The maximum current that may be drawn from the 12VDC terminal is 100 milliamps The maximum current that can be drawn from all three 5 VDC terminals COMBINED is 50 milliamps 4 1 2 2 Powering Sensors Requiring 24VAC Off the Power Trans former Some s
23. ched to each input and the engineering unit with you wish to display the input values in the Hand Held Ter minal Setting the engineering units using these screens will only affect how their values are dis played in the STATUS ENG UNITS screen Section 6 1 6 3 Currently neither Einstein nor REFLECS is capable of reading the Multi Flex s engineering units settings so the sensor type and engineering units will still have to be specified in the controller in order for the inputs to be read correctly Fields I01 through 116 correspond to points 1 through 16 on the MultiFlex board To change the engineering unit for an input press the RIGHT ARROW key to enter Configuration Mode and press DOWN ARROW until the cur sor points to the field you wish to change Use The MultiFlex Hand Held Terminal Interface 21 the POINT and DASH keys to scroll through the sensor types and units supported by CPC controllers Table 6 1 lists all the possible engineering unit settings Field Value Sensor Type Units 100 LB PSI 12V CPC 100 PSI PSI transducer 100 LB KPA 12V CPC 100 PSI KPA transducer 200 LB PSI 12V CPC 200 PSI transducer 200 LB KPA 12V CPC 200 PSI transducer 500 LB PSI 12V CPC 500 PSI transducer 500 LB KPA 12V CPC 500 PSI transducer ECLP100 5V 100 PSI pressure PSI transducer ECLP100 5V 100 PSI pressure KPA transducer ECLP200 5V 200 PSI pressure PSI transducer ECLP200 5V 200 PSI pressure KPA transducer ECLP50
24. control algorithms It may operate in stand alone mode or it may interface with an Einstein BX or BCU to control the store envi ronment in zones and pass along logging and alarm information The MultiFlex RTU has its own installation and operation manual P N 026 1706 1 3 2 The MultiFlex CUB II and CUB TD The MultiFlex Condensing Unit Board CUB is a smart input output board designed to control single condensing units The Multi Flex CUB II controls all aspects of a condensing unit including compressor control and con denser fan control The MultiFlex CUB TD is a scaled down version of the CUB II that controls condenser fans using a temperature differential strategy The MultiFlex CUB uses the same general hardware configuration as a MultiFlex 168AO It is equipped with a processor and extra mem ory to allow it to control compressors condens ers refrigeration and defrost for a single condensing unit using on board I O and control algorithms The MultiFlex CUB has its own installation and operation manual P N 026 1705 026 1704 Rev 4 07 25 03 2 Mounting and Power ing The MultiFlex boards are usually installed by the refrigeration or building equipment man ufacturer Therefore the installer need only make the necessary connections between the boards and the site controller s In some instances an installer may be required to mount an I O board There are no restrictions on the location of these boa
25. d in you must perform the override from the REFLECS or Einstein front panel The MultiFlex Hand Held Terminal Interface 23 6 1 9 Analog Fail Safes This screen allows you to set the values each analog output will be set to when the MultiFlex loses communication with the Einstein or REFLECS Fail safe mode begins whenever the Multi Flex has received no communication with the CPC site controller for five minutes At this time the MultiFlex forces all analog outputs to the percentage values specified in this screen The default is 100 but the value may be set to any value between 0 100 To change the fail safe value press the RIGHT ARROW key to enter Configuration Mode and press the DOWN ARROW key until the cursor points to the value you wish to change Using the number keys enter a percent age value from 0 to 100 To save your fail safe setting press the DOWN ARROW key 6 1 10 Digital Status PWM D01 100 7 D02 100 D05 100 D04 100 This screen shows the current pulse percent age of each of the four digital outputs on the 168DO The percentage represents the total amount of the pulse period the output is ON 8VDC To view the pulse period back out of this screen by pressing the UP ARROW key and from the Digital Outptus menu select option 2 see Section 6 1 11 24 MultiFlex I O Board Operator s Guide Overriding a DO point from the HHT WARNING Point overrides performed by HHT are not vi
26. digital sensors and switches The Inputs The specific types of input devices that must be used with MultiFlex is largely dependent on the site controller MultiFlex is connected to refer to the site controller s user s manual for a full list of compatible sensors and specific sen sor wiring instructions 4 1 1 Connecting Sensors to Input Boards Wiring a sensor to the input points on a Mul tiFlex board requires three steps 1 Connect the sensor s signal wires to the two terminals of an input point 2 Setthe input type dip switch that corre sponds to the point being connected 3 If necessary connect the sensor to one of the 5V or 12V power terminals The Inputs 4 1 1 1 An input point on a MultiFlex board consists of two terminals as shown in Figure 4 1 One of these terminals labeled SIG reads the signal from the sensor while the other labeled 0v is where the sensor s ground and or cable shield wire is connected Wiring MULTIFLEX INPUT POINTS Ov SIG INPUT 1 Figure 4 1 Input Board Points 4 1 1 2 Input Wiring When Replacing 16Al or CIO 8IO Boards With MultiFlex If the MultiFlex you are installing is replac ing an existing 16AI CIO or 8IO you will not be able to simply unplug the input connectors from the old board and plug them into the Multi Flex Doing so will cause the inputs to be reversed and the polarity to be swapped for points 1 through 8 You must either re
27. e MultiFlex board In addition the old style MultiFlex combina tion boards can be powered by one of the SOVA or 75VA non center tapped transformers listed in Table 2 1 on page 4 Figure 2 7 shows how to wire the transformers to the MultiFlex boards 2 3 4 Wire Types and Maximum Distances For powering I O boards use only the listed wire types from Table 2 3 Three conductor non shielded cables are the recommended wire for connecting between the center tapped trans former and the I O boards Shielded cable should not be used for power wiring The center tap should be wired with the third conductor to earth ground at the transformer Each MultiFlex board should have its OV ter minal taken to a short solid earth ground Power Wiring Types 14 AWG Belden 9495 or equivalent 18 AWG Belden 9493 or equivalent Table 2 3 Power Wiring Types Powering the MultiFlex The wire length from the transformer and the number of boards connected to the same wire determines the type wire gauge used In most cases the distance between the I O boards and the transformer that supplies power to them is not enough to be concerned with But it is very important not exceed this maximum wire length or the boards will malfunction Use these formulas to determine if the wire gauge you are using fits within specification 14 AWG Feet 0 40 VA 24 x 0 005 18 AWG Feet 0 40 VA 24 x 0 013 VA is the total VA rating of the I O boards
28. ensors that requires 24VAC can be powered off the MultiFlex s own 24VAC power connection To connect to the 24VAC power source connect the sensor s power wires to ter minals AC1 and AC2 The Relay Outputs This can only be done with sensors that keep the 24VAC signal isolated from its DC output signal such as CPC s Dew Point Probe If the output signal is not isolated from the 24VAC input you must use a separate transformer 4 1 3 Sensor Types for MultiFlex Input Points Because different controllers may be com patible with different sensor types this manual cannot list all sensor types and how to wire them to a MultiFlex input point Refer to your site controller s documentation for sensor wiring information 4 2 The Relay Outputs The MultiFlex Combination I O boards have Form C relay contacts Figure 4 5 shows how to wire the three terminal Form C contact One wire of the two wire connection should always be connected to the middle terminal The second wire must either be connected to the N C terminal if you want the path to be closed when the relay is de energized or the N O terminal if you want the path to be open during power fail ure The contacts you choose also affect what the board s fail safe dip switch will need to be set to for proper operation Refer to Table 4 1 and Table 4 2 on page 14 RELAY IS RELAY IS CLOSED ON POWER FAILURE Figure 4 5 Form C Contact Wiring 4 2 1 Output
29. ent Dew Point and Light Level Sensors These sensors are to be wired with shielded 4 conductor at least 22 GA wire Belden 8729 or equivalent 4 1 1 4 Each MultiFlex input point has an input type dip switch that must be set Input type dip switches are located in the switch banks labeled Sl and S2 Input Type Dip Switches 12 MultiFlex I O Board Operator s Guide The input type dip switch tells the input board whether or not the sensor connected to the point is a resistive type sensor Generally if the sensor or transducer supplies its own voltage signal to the point the dip switch should be set to the LEFT OFF position If the sensor uses variable resistance and requires voltage to be supplied to it from the input point set the dip switch to the RIGHT ON position Dip switches for unused points should be set to the RIGHT ON position The exception to this rule is for CPC s 5VDC pressure transducers though they supply their own voltage signal the dip switch MUST be set to the RIGHT ON position N I Set RIGHT for sensors not requiring voltage Set LEFT for sensors requiring voltage EXCEPT CPC 5v transducers z T E o P o Hoo c S gn an Figure 4 3 Input Type Dip Switches for 16 Board 4 1 1 5 The MultiFlex supports pulse accumulation inputs such as the kind supplied by some power transducers Pulse accumulation inputs pulse a voltage
30. is required is to connect the terminal to the positive wire on the device and the terminal to the negative or ground wire of the device MULTIFLEX BOARD OUTPUT LAYER DIGITAL POINTS NEGATIVE POSITIVE Figure 4 7 MultiFlex Digital Points 1 O Board Input and Output Setup 15 5 Board Status LEDs When a MultiFlex board is powered up you will be able to determine the operating status of the board by observing its status LEDs Figure 5 1 shows the location of the MultiFlex s status LEDs P O DO CODE A and CODE B LEDs Code A Code B Tx and Rx LEDs co Co Co amc m3 m S4 i S3 um por x E 0 2 Figure 5 1 MultiFlex Status LED Locations 5 1 Status LED The Status LED simply blinks GREEN once per second to show that the board is powered and operational If this light is dark the board has likely lost power 5 2 Txand Rx LEDs The Tx and Rx LEDs indicate when the Mul tiFlex is sending or receiving messages on the RS485 network The Tx LED blinks once every time the Mul tiFlex sends a response to the Einstein or REFLECS The Rx LED blinks once when the MultiFlex receives a message 16 MultiFlex I O Board Operator s Guide i Gen Status CY isis STATUS LEDs If the MultiFlex is connected to the network and set up to communicate with the controller you should see these lights b
31. linking regularly If they do not there may be a problem with the net work 5 3 Code A and Code B LEDs All MultiFlex I O boards except the Multi Flex 16 have two LEDs labeled Code A and Code B These LEDs indicate failure conditions When these LEDs are OFF there are no failures active When one or both of these LEDs are blinking there are failure conditions The rate of blinking indicates the type of failure Code A Failure Conditions Blinking fast 4 times second There is a problem with the flash memory or hardware clock on this board This generally means the board is bad and must be replaced Blinking slow 1 time second The board is not re ceiving any messages addressed to it This means ei 026 1704 Rev 4 07 25 03 ther the I O network is down or it has not yet been commissioned in the Einstein or REFLECS Net work Configuration screen Code B Failure Conditions Blinking 2 times second This indicates the board has lost its configuration For the MultiFlex I O boards a board is considered configured if you have specified input type settings and analog output fail safes If Code B blinks at this rate on an opera tional board it means the board must be repro grammed This light does not blink if the board is new or is us ing the unmodified default configuration 5 4 Relay Output LEDs Each relay output point on a MultiFlex has an indicator LED that shows the status of the output This
32. log points 1 through 4 on the board MultiFlex I O Board Hand Held Terminal Screens Overriding an Analog Output WARNING Point overrides performed by HHT are not visible to or recognized by the MultiFlex s parent controller In some cases this may cause unnecessary proof failure alarms and other erroneous conditions If a site controller is available it is recommended all over rides be performed from the site controller instead of the HHT You may temporarily override any analog output to any voltage between 0 and 10 volts using the Hand Held Terminal interface To begin an override press the RIGHT ARROW key to enter Configuration Mode and use the DOWN ARROW key to move the cursor to the output you wish to override A01 10 0 OVR gt 5 5 A02 10 0 A03 10 0 A04 10 0 Use the number keys to enter the voltage value you wish to override the output to The number you enter may have up to one decimal place When you have entered the override value press the DOWN ARROW key to begin the override Cancelling an Override To cancel an override move the cursor to the override value and press the CANCEL button on the Hand Held Terminal You may also cancel all active overrides in the MultiFlex board by unplugging the Hand Held Terminal This will reset all relay output and analog output overrides If you need timed overrides or permanent overrides that do not require the Hand Held Ter minal to remain plugge
33. n or enter a value you must press the RIGHT ARROW key to begin Configuration Mode In Configuration Mode you will see a cursor shaped like an arrow pointing right Use the UP ARROW and DOWN ARROW keys to move the cursor to the field you want to change Then INPUT OUTPUT SELECT MENU OPENING BOARD SCREEN ADDRESS SETTINGS use the number keys to enter a value or if the field requires a selection from a list of options use the point key and the dash key to cycle through the options To record your change simply press the UP ARROW or DOWN ARROW key to move the cursor to another field To exit Configuration Mode use the UP ARROW or DOWN ARROW keys to move the cursor off the screen When it is no longer visi ble you are no longer in Configuration Mode and may navigate normally INPUT STATUS CONFIG SELECT RELAY ENG STATUS UNITS OVRD 5 8 STATUS VOLTS STATUS ENG UNITS 2 ANALOG STATUS OVR VOLTS PWM 2 DIGITAL STATUS ANALOG FAIL SAFES PERIOD CONFIG SECONDS FAIL ONLY AVAILABLE ON BOARDS
34. on digital analog inputs and a plug in top layer which contains a combination of relay outputs digital outputs and analog out puts All boards feature both 5VDC and 12VDC output voltage points for use in power ing transducers or other input devices that require power On the RS485 Network the MultiFlex com bination input output boards present themselves to the Einstein or REFLECS site controller as 16AI Analog Input Boards 8RO Relay Output Boards 8DO Digital Output Boards and or 4AO Analog Output Boards depending on what type of inputs or outputs are equipped Dip switches are used to assign network ID numbers to each board type Overview of the MultiFlex Product Line 1 The MultiFlex combination input output boards also support a hand held terminal inter face which allows technicians to view input val ues check output states and override output points with fixed digital or analog values Table 1 2 shows the available models of MultiFlex combination input output boards 810 3063 MultiFlex 88AO 8 analog digital in puts 8 relay outputs 4 analog outputs 810 3064 MultiFlex 88 8 analog digital in puts 8 relay outputs 810 3065 MultiFlex 168AO 16 analog digital in puts 8 relay outputs 4 analog outputs 810 3066 MultiFlex 168 16 analog digital in puts 8 relay outputs 810 3067 MultiFlex 168DO 16 analog digital in puts 8 relay outputs Table 1 2 MultiFlex Combination Input Output Board Models
35. rds how ever for ease of network configuration it is rec ommended that the boards be located adjacent to the Einstein I O boards may be mounted with out an enclosure but they should be mounted in a location that is not easily accessible to avoid tampering or damage Snap Track Installation 2 1 Snap Track Installation MultiFlex boards not supplied in a custom panel or other enclosure are supplied with a snap track for easy installation The insulation sheet and I O board must be removed from the track before the track is mounted The snap track is mounted using the 0 1875 mounting slots Figure 2 1 shows this installation procedure 1 REMOVE THE BOARD AND THE INSULATOR FROM THE SNAP TRACK 2 MOUNT THE SNAP TRACK USING THE 1875 SLOTS PROVIDED 1 cp c omp OPERATION OF THE BOARD THSAGUATORMUST TEMPORARILY REMOVE WITHOUT THIS INSULATOR ETE mE C THESNAPTRACKAND MOUKTNG SNAP TRACK NOUS WARRANTY AND MAY CAUSE SERIOUS THECRONTIOWD OPEL DAMAGE TO THE BOARD 3 REINSTALL THE INSULATOR IN THE SNAP TRACK REINSTALL THE BOARD IN THE SLOTS IN THE SNAI 26501040 Figure 2 1 MultiFlex Snap Track Mounting Figure 2 2 provides mounting dimensions for the MultiFlex board I 4 75 I7 _ TYP 2PL 16AI 8RO 8DO AND MULTIFLEX BOARDS TOP VIEW 26501055 Figure 2 2 MultiFlex Board Dimensions Mounting and Powering 3 2 2 The Plug
36. sible to or recognized by the MultiFlex s parent controller In some cases this may cause unnecessary proof failure alarms and other erroneous conditions If a site controller is available it is recommended all over rides be performed from the site controller instead of the HHT From this screen the digital output points may be overridden to a fixed percentage Press the RIGHT ARROW key to make the cursor appear and use the DOWN ARROW keys to select the point you wish to override Enter a number from 0 to 100 that you wish to override the point to and press the UP or DOWN ARROW key to save changes and move the cur sor When pulsing during an override the 168DO will use the pulse period at which the output was pulsing before the override began If the output was being controlled by an application in a CPC site controller the period used will be the same period programmed in the controller Cancelling an Override An override initiated from an HHT can be cancelled from the same screen in which you ini tiated the override the Digital Status PWM screen Move the cursor until the arrow points to the point with the override you wish to cancel and press the CANCEL button on the HHT 6 1 11 Digital Period Status The Digital Period Status screen shows the current period in seconds at which the four out puts on the 168DO are pulsing This value is read from the CPC site controller that commands the output and may not be
37. ss 16AI 1 8RO 1 8DO 1 The Board Address screen shows the current board address settings for the MultiFlex The numbers shown here are read directly from the network address dip switch settings on the board This screen does NOT allow you to change the board numbers with the Hand Held Terminal this must be done by setting the net work address dip switches Refer to Section 3 1 2 Network ID Numbers for dip switch set ting information The MultiFlex will not display address num bers that do not pertain to the model type In other words a MultiFlex 16 will not show fields with the SRO and 4AO address numbers and an 88 or 168 will not show a field for the 4AO address number If an 16AI 8RO or 4AO field that is sup posed to appear on this screen is not shown it is because the board number dip switches for these board types are set to 0 Set the SRO and 4AO dip switch settings to a unique number refer to Section 3 1 2 2 Numbering the MultiFlex 86 88AO 168 and 16840 The Hand Held Termi nal should update within a few seconds and show the 8RO and 4AO board numbers 20 MultiFlex I O Board Operator s Guide 6 1 4 Settings Settings Baud 9600 In 1 Pulse NO This screen shows the baud rate dip switch setting for the board and the position of S3 switch 8 which is required to be UP for all RMCC all versions BEC all versions and BCU versions below 2 0 units if pulse accumu lation inpu
38. t switch 6 DOWN and 7 UP Refer to Figure 3 2 and Figure 3 4 for a visual look at how the switches must be set 3 1 4 Setting the Terminating Re sistance Jumpers All MultiFlex boards and other RS485 devices have a set of terminating resistance jumpers one jumper for each wire lead These jumpers are labeled JP2 JP3 and JP4 on the MultiFlex board The purpose of the jumpers is to indicate the two ends or termination points of the segment On a daisy chain one device at the beginning and one device on the end must be terminated On the MultiFlex this is done by placing all three termination jumpers in the OUT toward the left edge of the board position To untermi nate a MultiFlex these jumpers must be set to the IN toward the center of the board position Figure 3 5 shows the termination jumper set tings for all MultiFlex boards Do RMINATION JUMPERS O Y NI iil o ES a p NO TERMINATION TERMINATION Figure 3 5 I O Network Termination Jumper Settings 026 1704 Rev 4 07 25 03 4 I O Board Input and Output Setup 4 1 The inputs on a MultiFlex board are compat ible with a wide range of analog and digital sen sors and transducers In general the inputs are capable of reading analog voltage signals in the range of OV to 7VDC and dry contact no out side voltage
39. t the analog output 4AO address CIO S3 POSITION 1 5 INPUT 16AI NETWORK ID 1 31 POSITION 6 7 BAUD RATE 9600 or 19200 CIO 84 POSITION 1 5 RELAY 8RO NETWORK ID 1 31 POSITION 6 8 ANALOG 4AO NETWORK ID 1 7 i 19200 BAUD 9600 BAUD Figure 3 4 16840 Network ID and Baud Rate Switches 3 1 2 3 Addressing the 168DO Setting up the network ID numbers for the 168DO is the same as setting up a 168AO see Section 3 1 2 2 except switches 6 8 on switch bank S4 set the virtual 8DO board address instead of the 4AO address as shown 3 1 3 Setting the Baud Rate All I O boards have dip switches that deter mine the baud rate at which they communicate Currently the baud rate dip switch in network components may be set at either 9600 or 19200 10 MultiFlex I O Board Operator s Guide baud Either may be used refer to your site controller s user manual for the baud rate recom mendation currently 9600 baud for both REFLECS and Einstein controllers On all MultiFlex boards switches 6 and 7 on S3 are used to set the baud rate To communicate at 9600 baud set switch 6 UP and 7 DOWN For 19200 baud se
40. tiFlex 16 input boards and the MultiFlex 88 88AO 168 168A0 and 168DO combination input output boards Table of Contents 1 OVERVIEW OF THE MULTIFLEX PRODUCT LINE ccccccoonccncnnnccononcccnncccnosonccnonoconcnccconneccnoooncococccnonocccnonocoonoccss 1 IzL MULTIFLEX 16 INPUT BOARD iiare e ieia e eee ete Sia ens eie Masta ee A ese eek oes 1 1 2 MULTIFLEX COMBINATION INPUT OUTPUT BOARDS Airesista a osoa E E E EEEE 1 1 3 OTHER BOARDS IN THE MULTIFLEX FAMILY csccscssccssssceeeesesececccescseeseesecneescscesecaecessceaeeesccescneesceeenecateeeeaeaeseses 2 Fat The MULLER DU oes os aoe sth A AE ea Aso ERE RD OO OSE eR DEE CEES 2 1 3 2 The Multi Flen CUB and GU BAT sai E a R 2 2 MOUNTING AND POWERING ce eater e eere aeuo ccsedonsssencoostecsscenesaesessoscccacsosoeessteccsestscssencsersed sossonssezecossesencosess 3 2 15 SNAR TRACK INSTALA TION 5 5 ctae dui id a dta de vet ro pP iere e aes iot serat edes cete cs 3 2 2 THEPLUG IN OUTPUT BOARD torte te en ede Ee D Ae eee E Ab 4 2 3 POWERING THE MULTIELEX yas oett E e T E DE Petri bert E T dot tee at e RC a ERES 4 2 3 1 Choosing Transformer Sizes ish or a ora 5 2 3 2 MultiFlex 16 PowerWirIWg a e ei ee ete eter re rtp er ee eU PA PM lashaneasdeteds 5 2 3 3 MultiFlex Combination Input Output Board Power Wiring eee eene 5 2 3 3 1 New Style MultiFlex Combination I O Boards with Isolated Power Supply seen 6 2 3 3 2 Old Style M
41. ts are being used This screen does NOT allow you to change the baud rate or pulse settings with the Hand Held Terminal this must be done by setting the dip switches Refer to Section 3 1 3 Setting the Baud Rate and Sec tion 4 1 1 Connecting Sensors to Input Boards for more information about these dip switch set tings 6 1 5 Input Output Select Menu 168AO Screen SELECT 1 1 Inputs 2 8 Relay Outs 3 4 Analog Outs 168DO Screen SELECT 1 1 Inputs 2 8 Relay Outs 3 4 DO PWM Outs This menu is where you select whether you want to view the board s inputs relay outputs or analog outputs To select press the RIGHT ARROW key to make the cursor appear and then enter either 1 for inputs 2 for relay out puts or 3 for analog outputs on the 4AO or digital outputs on the 8DO Then press the DOWN ARROW key once to exit Configuration Mode and DOWN ARROW again to access the first status screen for the selection you made 026 1704 Rev 4 07 25 03 6 1 6 Input Screens 6 1 6 1 Input Status Config Menu SELECT 1 1 STATUS VOLTS 2 STATUS ENG UN 3 INPUT CONFIG The Input Status Config Menu offers three choices 1 STATUS VOLTS Selecting this option will show the status of all the inputs in volts 2 STATUS ENG UN Selecting this option will show the status of all the inputs in engi neering units Engineering units must be specified for each input using the Input Con fig screens option
42. ts iyi jin s 6 1 6 3 Status Eng Un teen ER e e Ro eed RR dt Pis 21 6 1 6 4 Input COonflg critica bere EA POE ED P HO EH DAR p Td epa XEM eR ONE 21 6 1 7 Relay Output Screens te re e ie HER RE Bate E eR eat ere ie eie edle E pee rede E ae 22 6 1 9 Analog Output Screens siti eo A Losin A Ai eiie E ere lebe 23 6 1 8 1 Analog Status Override 2 ine de d e e ire e RH re e Sei RR er Rd e dtes 23 6 1 9 AnalogiFail Safes s oti i ttt te tem t e tem deve fe ed reete b PHARA 24 6 1 10 Digital Status PWM ves i it dida 24 64 11 Digital Period Status ici oc REO dos 24 6 1125 Config Fail 26 8 CEeEn ai id o dg ee p dde e E ede e e dp be ee bens 25 vi e MultiFlex I O Board I amp O Manual 026 1704 Rev 4 07 25 03 1 Overview of the Multi Flex Product Line The MultiFlex line of control system boards provide a wide variety of input output and smart control solutions all of which are based on a single universal hardware platform The board design uses flash uploadable firmware and plug in expansion boards to configure the base plat form board and apply it for use as an input board relay output board analog output board or a combination I O board 1 1 MultiFlex 16 Input Board The MultiFlex 16 input board offers sixteen combination analog digital input points for use by CPC Einstein and REFLECS control systems The MultiFlex 16 is designed to be 100 com patible with the previous generation of CPC input boards the 16AT
43. ultiFlex Combination I O Boards No Isolated Power Supply c ccscessesscescescesceseceeceeceeceaecsecaeeseeneeaeeneees 6 2 3 4 Wire Types and Maximum Distances esee eene ener tretr enne ran 7 3 THE VO NETWORK q 8 31 WIRING TYPES e E 8 SAA DIGISY Chains tute n Re pp RN ao eet bett e wets mete Ren 8 31 2 Network ID Numbers e icc ate iss 8 3 1 2 1 Numbering the MultiElex licuado dae 8 3 1 2 2 Numbering the MultiFlex 88 88AO 168 and 168AO 3 1 2 3 Addressing the 168DO Jal 3 Setting the Baud R tey etc teo eene datei 3 1 4 Setting the Terminating Resistance Jumpers essent eene 4 I O BOARD INPUT AND OUTPUT SETUP eere cerne nete seen neto seta sto naso se tne se toss to etn see tones to se tne se sn sese tons sn en 11 4 1 THE INPUT Seriar nari rtt et rte ie eret e iii 11 4 1 1 Connecting Sensors to Input Boards sse eene eere tre triente entente nnn ene es 11 ALLA VI A eC UNE RR 4 1 1 2 Input Wiring When Replacing 16AI or CIO 8IO Boards With MultiFlex 4 1 1 3 Sensor Wiring Types pus 2 T1 4 Input Type DiIp SWICBeS zu oet ect rere et eri A rente ta oit dete ate e Ted 12 4 1 1 3 Pulse Typ Tnputs ERRE RRA 12 4 1 2 Power Connection iov tapete ette ione eie tefie Sc Pade Sead Sse PA ERR 13 4 1 2 1 Current Ratings for On Board Power Sources sessi enne ense nnt ener tenet rentrer nne 13 4 1 2 2 Powering
44. wire points 1 through 8 to the proper place on the MultiFlex board or obtain Multiflex input adapter cables P N 335 2301 as shown in Figure 4 2 For each 8 ter minal connector plugged into points 1 4 and 5 8 1 O Board Input and Output Setup 11 unplug the connector from the old board and plug it into the female end of the adapter Plug the male end into the appropriate MultiFlex input socket MALE END PLUG INTO MULTIFLEX INPUT SOCKET FEMALE END PLUG INPUT CONNECTOR FROM OLD BOARD HERE RIBBON CABLE P N 335 2301 POINT 4 POINT 4 POINT 3 POINT 3 POINT 2 POINT 2 00000000 POINT 1 POINT 1 Figure 4 2 MultiFlex Input Adapter Cable The connectors for points 9 12 and 13 16 on the old board are already correctly oriented and may be plugged directly into the new MultiFlex without an adapter cable 4 1 1 3 Specific wiring types are required for each type of sensor used with Einstein or RMCC Sensor Wiring Types All Analog Temperature Sensors and Air Flow Sen sors Temperature and air flow sensors are to be wired with shielded 2 conductor at least 22 GA wire Belden 8761 or equivalent All Pressure Transducers Humidity Sensors and Re frigeration Transducers Pressure and refrigeration transducers and humidity sensors are to be wired with shielded 3 conductor at least 22 GA wire Belden 8771 or equival
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