FieldServer FS-8700-80 Computer Drive User Manual
Contents
1. Arra neadi Number Base Device EE Write Field Name of Bytes Addrees taling Both y Method 115 b Communications Signal 0x047D 1 116 b Outdoor Air Temperature BAS 0x0473 5 117 b Master Server Setpoint 0x093C 1 118 b Lead Lag Mode Setpoint 0x093D 1 119 b Enable Lag Setpoint Ox093E 1 120 b Disable Lag Setpoint 0x093F 4 121 b Lag Standby Setpoint 0x0942 1 122 b Lead Lag Switch Setpoint Day 0x0948 1 123 b Lead Lag Switch Setpoint Hour 0x0949 1 124 r Lead Lag Status 0x0401 1 125 r Lead Unit oxo402 1 126 r Lead Unit Status 0x0403 1 127 r Lag Unit Status 0x0404 1 128 r Lead Motor Current 0x0405 1 129 r Lag Motor Current ox0406 1 130 r Lead Status 0x0407 1 131 r Lag Status ox0408 1 132 b Chiller Control mode ox900 1 133 b chilled Water Temperature Local Setpoint 0x901 4 134 r Chilled Water Temperature Active Setpoint 1 0x905 4 Table 3 Equipment Type 050RPC Reciprocating Chiller Array Read Number Base Bewle Location Write Field Name of Bytes Address Sealing Both Method 3 r Circuit 1 Condenser Approach Temperature 2 0x0497 2 5 r Circuit 1 Condenser Pressure 2 0x0467 2 7 r rout 1 Alarm Conditions Condenser Pressure 2 0x0822 2 9 r rout 1 Alarm Conditions Evaporator Pressure 2 0x0820 2 11 r Circuit 1 Alarm Conditions Liquid Line Temp 2 0x0826 6 13 r Circuit 1 Alarm Conditions Suction2. u a 11 5 Configuring the FieldServer as a McQuay Micro Tech Open Protocol Server 12 5 1 Server Side Connection Descriptors ceccecccceeeeeeeceeaeceeeeeeeeecaeaeeeeeeesesecacaeeeeesesessnnanaeeeeeess 12 5 2 Server Side Node Descriptors a 13 5 3 Server Side Map Descriptors a 14 5 3 1 FieldServer Specific Map Descriptor Parameterg 14 5 3 2 Driver Specific Map Descriptor Parameters renne 14 ER ee dE 14 5 3 4 Map Descriptor Example Strategy TN 15 5 3 5 Map Descriptor Example Strategy 2 16 Appendix A Advanced Topics u eseu 17 Appendix A Wine ET 17 Appendix A 2 Data Field Name Tables 18 Appendix A 3 McQuay Equipment Types recognized by the driver 27 Appendix A A Direct Addressing a 27 5 3 6 Driver Related Map Descriptor Parameters a 28 Appendix A 5 Advanced Map Descriptor Example 1 Reading direct address 29 Appendix A 6 Advanced Map Descriptor Example 2 Controlling Bytes per Field Reading 29 Appendix A 7 Advanced Map Descriptor Example 3 Controlling Bytes per Field Writing 30 Lieler TEE EN Appendix B Error Messag s_ uu u u ass a e de eundenesteieeetseladages sevens wnadsieeeeess 33 Appendix C Troubleshooting uuu L T dE Sua aa Guss Qhasa 35 Append
3. S Buon SOL e Leuu7 S3qpu 0 LYaMIHO Va ou peoy Buljeos auer owen pjeiq emau ueos yjbue7 owen spon uonouny jesyo Aeuy EIS owen Aeuy ejyeg owen Jojduoseg dey uleBe BuluuiBeq y 18 sues JISAHp au peyoeel SI SI u JO PUB OU USYM pue un ul Pes SI Dia YORI SJ UJO UCU USO SJOW sp lJ BWOS Pes o puewwos siy Bula JO Aem OU SI 31941 Dia yoes Jo uoneso Aey e eq 24 pue peau ejep y s uipno z v xipu ddv Jauup y Aq Dousen uoneooj e ye Aey PIC y u paved peule qo njea y pue Ajjenuenbes peel ase spjey eyep SUL poN BU 10 UMOUY Spa EIED e pe 1 o I AHp out siet 1o du5s q den out jdwex st ul Bu1y 1 44 pe y jdwexg 10 d 9s q dew YYY S JO OL o6eg IenuelN AliG 090 01g u do Ydd ODI enOo3NW UUO9 J A19Spl9 oddns jwewsa 026 60S 888 e414 OL 69ZZ Z9Z 80v gei 667Z Z9Z 80v IAL WODJEMESPlay MMM Q M WSN S 096 EBluloJl eO Sud UND qoel 66 s iB5olouu5 l 1 A19Spi 9 4 seBueyo SHGOW Vad peweu AEUE y JO O19Z u uu JO U9 U09 ou UBUM O USTUM q 0 pial Eyep y JO aweU u L u p m Ajuo sI eyep Su L poN uolJ do Jo W La SOU 0 S HGON MO poW dO Lem owen pels Duer weyN Spon uoun SHO Aeuy eq ewen Aeuy eq weN JO duoseq deu Sp lJ EIED OU 0 US UM ase si quunu PIJeA zey BuNnsus snui Joen BU 899p Aenoow e o BunuA ueym Bulueew ou sey Buije5S 2q JEU BION Soe AenO3N 24
4. Annn5o suo5 SI Dia Jed s l g Auew Moy J AHp 2U u uA o 8s Ieuul9 p u ss ippe siet y pue Usemjeq enjea V q 1snui Duer y Ajloeds oqp SOL r 9607 Liam 0 LYATHHO Vd uole nuu La Kessy EISC au u paso s SI AN EA Sol u L 0000001LX0 EA 00001X0 ZA OOLXO LA OA ANIA io s leln3 e5 Jouup ou peas q seu SS IPPE P BY eu CA n 8A SIU IECH anjea e sta pue 660p SSeippe spea J AHpD U L ZA NJLA SIU IECH anjea e 396 pue opt SSeippe spEe 1 J AHD U L LA anjea SIU IECH anjen e 1396 pue 460p SSeippe spea J AHpD U L Da anjea SIU IECH anjen e 1396 pue 960p SSeippe Sspeal J AHpD U L uawa Aey geq lBuis e ul n eA lBuis siu s 10 s pue n eA Buis e OUI SanjeA y 24 s uiquuo2 ISAJ Sp I 3 ay sesuodses y wos eyep y Buuols loj g OUI 660r O 000LX0 960p SSeuppe ye Bumiel s solnep AenO3NW e spe 1l ajdwexe silu L Bulpesy pi 3 19d s g Buljjosju0y Z lduiexg 1o duSs dq dew pesueApy 9 V xipusddv jJewidap u ss ippe y AJio ds ayelidoudde Ss 3149 Jo yewo EIED y oqpy SOL ol 9607 k4 llIuO o LYSTHHO wO Uouginug 44311140 uonoun jeAseju ueos uDUSe sseippy eweN Spon J8sjJJO Aeuy geq ueN Aeuy gq weyN Jojduoseg dey oa 1 sjJo ye Bues YATIHO vq Ul p io s ase p ule qo s njea OL SUL OOOLXO 960F Ss ijpp
5. support fieldServer com McQuay Micro Tech Open Protocol Driver Manual Page 26 of 35 Array eae Number Base Bowie Location Write FieldName of Bytes Address Scaling Both Method 35 r jFan High Speed Operating Hours 2 0x08AC 1 37 r j Fan Low Speed Operating Hours 2 Ox08A9 1 39 r Fan Operation 1 0x0462 1 40 r Fan Speed 1 0x0436 1 41 r Heat Stage 1 0x043E 1 42 r Heating Control Status 1 0x044C 1 43 r IHeating Operating Hours 2 0x08C1 1 45 r _ Leaving Water Temperature 1 0x042D 1 46 r Mixed Air Temperature 1 0x042B 1 47 r Motor Amps 1 0x0436 1 48 r Motor Speed 1 0x04BB 1 49 r _ Network Communications Status 1 0x0470 1 50 r Outdoor Air Damper Status 1 0x045F 1 51 r Outdoor Air Temperature 1 0x0429 1 52 r Override Hours 2 0x08C7 1 54 r BJRefrigerant Pressure 1 0x0431 1 55 r Relative Humidity 1 0x0431 1 56 r Return Air Temperature 1 0x0428 1 57 r Space Temperature 1 0x042A 1 58 r Supply Air Temperature 1 0x0427 1 59 r Supply Fan Status 1 0x045E 1 60 r Unit Enabled Status 1 0x0488 1 61 r Unit Status 1 0x043D 1 62 r Variable Inlet Vane Position 1 0x0436 1 63 r Water Flow Required 1 0x0445 1 64 r Water Flow 1 0x045B 1 65 r Water Pump Start Stop 1 0x0461 1 66 b Building Static Pressure Setpoint 1 0x0923 1 67 b Clear Alarm 1 0x04CE 1 68 b Clear Alarm Buffer 1 0x048A 1 69 b Control
6. 4 1 FieldServer Related Map Descriptor Parameters Column Title Function Legal Values Map_Descriptor_Name Name of this Map Descriptor Up to 32 alphanumeric characters Data_Array_Name Name of Data Array where data is to be stored in the FieldServer One of the Data Array names from Data Array section above Data_Array_Offset Starting location in Data Array 0 to maximum specified in Data Array section above Function Function of Client Map Descriptor Rdbc Wrbc Wrbx 4 4 2 Driver Related Map Descriptor Parameters Column Title Function Legal Values One of the node names specified in for each device type If the field name is unknown the Node_Name Name of Node to fetch data from ge Client Node Descriptor above Length of Map Descriptor Only one data field can be Set to 1 except Length read or written per poll response sequence thus driver when reading a assumes a length of 1 direct address The name of the data field of interest Each address with meaningful data in the McQuay device has a Everything name The field names are defined in a specification Malti or Field_Name select a field name Device_Scaling has no meaning when writing to a McQuay device Address can be defined Refer to Appendix A 4 for Tomi bez further information If set to No then the driver stores the raw values if set to Yes the data
7. Consecutive Addresses Some variables have their values stored in two consecutive address locations When the Client polls for the value it actually sends two read messages one for each address When configuring the Server side therefore it is necessary to define two Map Descriptors for variables which require two consecutive addresses Map_Descriptors Map_Descriptor Name Data Array Name Data Array Offset Function Node Name Address Length Supply Fan Status DA_Al_01 DI Passive Node A 1118 WI Supply Temp DA Al 0 02 Passive Node_A 1063 Al Space Temp DA_Al_01 03 Passive Node_A 1066 A Control Temp Part 1 DA Al OI 04 Passive Node A 1074 xd FieldServer Technologies 1991 Tarob Court Milpitas California 95035 USA Web www fieldServer com Tel 408 262 2299 Fax 408 262 2269 Toll Free 888 509 1970 email support fieldServer com
8. IenuelN AliG 090 01g u do Ydd ODI Aenoow McQuay Micro Tech Open Protocol Driver Manual Page 31 of 35 Appendix A 8 Statistics The driver reports statistics according to the FieldServer standards The following notes describe some aspects of standard statistic reporting which are peculiar to this driver NAK Each time a negative acknowledgement message is received CHECKSUM Each time that a message is received that contains a non ASCII character NOISE An acknowledgement message contains an unrecognized code NO START Each time a message is received that doesn t begin with a space PROTOCOL All other errors are reported as protocol errors In addition to the standard FieldServer communication statistics described above and in the FieldServer User s Manual this driver can also expose some driver statistics by writing data to a Data Array A special Map Descriptor is required The driver recognizes the Map Descriptor by its name which must be McQuay stats The driver stores the following data The location in the Data Array is obtained by multiplying the port number by 50 and then using the location offset indicated in the table below Location Statistic 0 MCQ_STAT_PASSWORD 10 MCQ_STAT_NAK 11 MCQ_STAT_NOISE 12 MCQ_STAT_NOISE_CODE 13 MCQ_STAT_NON_ASCII_CHARS 14 MCQ_STAT_BAD_START_BYTE 15 MCQ_STAT_OTHER_CMPLT_ERR 16 MCQ_STAT_CLIENT_ BYTES RCVD 17 MCQ_STAT_CLI
9. Mode 1 0x044F 1 70 b Control Temperature Source 1 0x0926 1 71 b Cooling Control Deadband 1 0x088D 1 72 b Cooling Control Setpoint 1 0x0907 1 73 b Cooling Supply Deadband 1 0x0878 1 74 b Cooling Supply Setpoint 1 0x090E 1 75 b Dew Point Deadband 1 0x094E 1 76 b Dew Point Sensor Type 1 0x0949 1 77 b Dew Point Setpoint 1 0x094D 1 78 b Duc Static Pressure Setpoint 1 0x0917 1 79 b Duct Static Building Static Pressure Deadband 1 0x089B 1 80 b Economizer Air Changeover Differential 1 0x0932 1 81 b Economizer Air Changeover Temperature Setpoint 1 0x0931 1 FieldServer Technologies 1991 Tarob Court Milpitas California 95035 USA Web www fieldServer com Tel 408 262 2299 Fax 408 262 2269 Toll Free 888 509 1970 email support fieldServer com McQuay Micro Tech Open Protocol Driver Manual Page 27 of 35 Array eae Number Base Bevie Location Write Field Name of Bytes Address Scaling Both Method 82 b Economizer Air Method 1 0x083B 1 83 b Economizer Water Changeover Temperature Offset 1 0x091A 1 84 b Fan On Heating Setpoint 1 0x0939 1 85 b Head Pressure Deadband 1 0x08E1 1 86 b Head Pressure Setpoint 1 0x093A 1 87 b Heatng Control Deadband 1 0x0894 1 88 b Heatng Control Setpoint 1 0x0905 1 89 b Heatng Supply Deadband 1 0x0871 1 90 b Heating Supply Setpoint 1 0x0914 1 91 b Humidity Control Type 1 0x0947 1 92 b Humidity Deadband 1 0x09
10. Tel 408 262 2299 Fax 408 262 2269 Toll Free 888 509 1970 email support fieldServer com McQuay Micro Tech Open Protocol Driver Manual Page 24 of 35 Array eae Number Base REIG Location Write Rigid Name of Bytes Address Scaling Both Method 85 b Leaving Evaporator Temperature Setpoint 1 0x0900 7 86 b Maximum Chilled Water Reset Setpoint 1 0x0820 9 87 b Network Amp Reset 1 0x0450 1 88 b Network Chilled Water Reset 1 0X044F 1 89 b Network Start Stop 1 0x0451 1 90 b Reset Option 1 0x0822 1 91 b Soft Reset 1 0x0204 1 92 b Start Mode 1 0x0824 1 93 b Gtartup Differential Temp 1 0x0826 9 94 b Shutdown Differential Temp 1 0x0827 9 Table 5 Equipment Type 001ASC Reciprocating Chiller Arra neadi Number Base BE GE NA SO of Bytes Address GE 1 r Active Chilled Water Temperature Setpoint 1 0x045A 4 2 r Ckt 1 Condenser Pressure 2 0x0467 2 4 r Ckt 1 Alarm Conditions Capacity 1 0x1F13 1 5 r Ckt 1 Alarm Conditions Condenser Pressure 2 0x1F09 2 7 r Ckt 1 Alarm Conditions Evap Leaving Water Temp 2 0x1F0F 1 9 r Ckt 1 Alarm Conditions Evap Pressure 2 0x1F07 2 11 r Ckt 1 Alarm Conditions Fan Stage 1 0x1F14 1 12 r Ckt 1 Alarm Conditions Liquid Line Temperature 2 0x1F0D 10 14 r Ckt 1 Alarm Conditions Outside Air Temp 2 Ox1F 11 10 16 r Ckt 1 Alarm Conditions Suction Temperature 2 0x1F0B 10 18
11. Temperature 2 0x0824 6 14 r Circuit 1 Current Alarm 1 0x0831 1 16 r Circuit 1 Evaporator Pressure 2 0x0463 2 18 r Circuit 1 Liquid Line Temperature 2 0x0479 6 19 r Circuit 1 Previous Alarm 1 0x0833 1 20 r Circuit 1 Status 1 0x0428 1 22 r Circuit 1 Subcooling Temperature 2 0x049B 2 24 r__ Circuit 1 Suction Temperature 2 0x0475 6 26 r Circuit 1 Superheat Temperature 2 0x0493 2 28 r Circuit 2 Condenser Approach Temperature 2 0x0499 2 See Appendix A 1 FieldServer Technologies 1991 Tarob Court Milpitas California 95035 USA Web www fieldServer com Tel 408 262 2299 Fax 408 262 2269 Toll Free 888 509 1970 email support fieldServer com McQuay Micro Tech Open Protocol Driver Manual Page 21 of 35 Array eae Number Base Bewle Location Write Field Name of Bytes Address Sealing Both Method 30 r Circuit 2 Condenser Pressure 2 0x0469 2 32 r__ Circuit 2 Alarm Conditions Condenser Pressure 2 0x082A 2 34 r Circuit 2 Alarm Conditions Evaporator Pressure 2 0x0828 2 36 r Circuit 2 Alarm Conditions Liquid Line Tempe 2 0x082E 6 38 r Circuit 2 Alarm Conditions Suction Temperature 2 0x082C 6 39 r Circuit 2 Current Alarm 1 0x0832 1 41 r Circuit 2 Evaporator Pressure 2 0x0465 2 43 r Circuit 2 Liquid Line Temperature 2 0x047B 6 44 r Circui
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13. an available port A that is configured as TTY It is best to connect the PC to a level 1 controller because data transmission is the fastest However a PC can be connected to any level 2 controller that does not have level 3 controllers connected to it or to any MicroTech level 3 controller Regardless of where you connect the PC you have access to the entire network You can connect two or more PCs to the network but only one PC can be connected to a particular controller The PC that you use most often should be connected to the level 1 controller for best performance For example you may have one PC that you use on site and another PC that you use off site In this situation you may want to connect the on site PC to the level 1 controller and the modem for the off site PC to a level 2 or level 3 controller If a PC is connected to a level 2 controller a level 1 controller must poll that level 2 controller connected to the PC so that the PC has access to the entire network Defining a level 2 controller in the level 1 controller Server list causes the level 1 controller to poll the level 2 controller Port Configuration The communications port that the PC is connected to must be configured as a TTY port The default port configuration for most MicroTech controllers sets port A as TTY The port configuration is a software setting A separate software setting defines the communications rate of each port In most controllers the default rate is 9
14. is scaled before storing The device Device_Scaling scaling applied is shown in Table 1 Note that Yes No 4 4 3 Timing Parameters Column Title Function Legal Values Scan_Interval Rate at which data is polled gt 0 1s FieldServer Technologies 1991 Tarob Court Milpitas California 95035 USA Web www fieldServer com Tel 408 262 2299 Fax 408 262 2269 Toll Free 888 509 1970 email support fieldServer com UUO9 J A19Spl9 oddns jwewsa 026 60S 888 e414 OL 69ZZ Z9Z 80v gei 667Z Z9Z 80v IAL WODJEMESPlay MMM Q M WSN S 096 EBluloJl eO Sud UND qoel 66 s iB5olouu5 l 1 A19Spi 9 4 p sn q s weu nbiun yey p pu uuuuo5 1 p 1o s oq UBD Aj6uo s si y sny si uueled Ile yey os pue ess w y ooz sea Je s Aey ul 10 duos q dew y e eq y Jo fue Jo weu y Yodel OL Aq peel enjeA Med y uod Bulpiaip Aq p io s e o 1o diu9s q y JEU oi s Bess ui 1011 aq III inss iq dey 2y s 9 uuo5 OWEU Do y UO Jo UOUESDIEN Auew yueIOBLJOY SIA p um u u9IUA pou yuapusdap s uolle o J A MOY ISAHD Joyesodeng QU 10 UMOUY Dia e o Jo diuosaq Su Aeuy eeq y JO AuIEUOUUDL y lduiexa p ep Alone peal dey 2y spp uuoo SIU u p 410 S SNA S y Dog Jou JIM JOAUP u L Joyouesed siu L sey peal Dia yokes s op JeJoweved eil Beiols 1oJ q p l e5s q III Senjea U
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16. o SenjeA ou y J JSue1 0 Denel aie seBessow JeJ9AeS Spjay eAqninw Buyum u uAA seBbueyo Aey eyeq y u 0 x pul je gep y au yoe p lej u B aq Wu eHessow o V uonounj eBueyo UO al XqUAA 24 JO BSN BU sagen e dwexs ail 2919p AeNHo 24 u Spiel O4JUCD 0 EIED aM o MOY s le snii ejdwexe siy L JHAA lduuexg Joudu2esag dew 9 pr S3IA p Aenooy y wou anjena Buis uo spea Jodu2eec dew SIU L ZV Xipuaddy age ul Doud s ji se Ajjoexe weu Dia ay eoeds pue ds no yeu sunsuy Spo uoneJ do emt w 0l4 ll uO so oqpy DL S3qQON TVNOILVYSdO wO poW dO 0Ll9llluO SUIEN pels y 6ue7 OWEN poN JeAlajuy ueos uoioun Joel Aeuy eyed SUUEN Aeuy ejeq aweN Jo dioseq de OL uoneoo 16 SHGOW IWNOILVYAdO vq peweu Aey eyeq ay ul PSJO S SI P9UIe GO njea y pue spuov s 0 Z AJOAS pe s EJEP BU eelst JO Dia 1e nonied uo 104 ezep peas o moy s eTsnili sjdwexe siy L pjal4 eyeg szejnoijed e pe y Z ajdwiexy J0 dLIoseq dew SY S JO LL o6eg IenuelN A1IiG 090 01g u do Ydd ODI Aenoow McQuay Micro Tech Open Protocol Driver Manual Page 12 of 35 5 Configuring the FieldServer as a McQuay Micro Tech Open Protocol Server 5 1 Server Side Connection Descriptors Section Title Connections Column Title Function Legal Values Specify which port the device is z p93 Pon connected to the FieldServ
17. r Ckt 1 Current Alarm 1 0x08B9 1 19 r Ckt 1 Current Alarm HourMinuteMonthDateYear 1 0x1F02 1 20 r Ckt 1 Evaporator Pressure 2 0x0463 2 22 r Ckt 1 Liquid Line Temperature 2 0x0479 10 24 r Ckt 1 Status 1 0x0428 1 25 r Ckt 1 Subcooling Temperature 2 0x04DF 2 27 r Ckt 1 Suction Temperature 2 0x0475 10 29 r Ckt 1 Superheat Temperature 2 0x04D7 2 31 r Compressor 1 Operating Hours 2 0x0862 1 33 r Compressor 1 Starts 2 0x086A 1 35 r Evaporator Entering Water Temperature 2 0x046E 10 37 r Evaporator Leaving Water Temperature 2 0x0461 10 39 r Outdoor Air Temperature 2 0x047D 10 41 r Stage of Cooling 1 0x042B 1 42 r Unit Status 1 0x0427 1 8 See Appendix A 1 FieldServer Technologies 1991 Tarob Court Milpitas California 95035 USA Web www fieldServer com Tel 408 262 2299 Fax 408 262 2269 Toll Free 888 509 1970 email support fieldServer com McQuay Micro Tech Open Protocol Driver Manual Page 25 of 35 Array eae Number Base Ge s Location Write FieldName of Bytes Address Sealing Both Method 43 b Clear Ckt 1 Alarm 1 0x091A 1 44 b Evaporator Entering Water Temperature Setpoint 1 0x090D 2 45 b Evaporator Leaving Water Temperature Setpoint 1 0x0905 2 46 b Maximum Chilled Water Reset Setpoint 1 0x090C 2 47 b Network Command 1 0x044F 1 48 b Network Demand Limit 1 0x044D 1 49 b Network Evapo
18. 4C 1 93 b Humidity Setpoint 1 0x094B 1 94 b ow Entering H20 Comp Lockout Differential 1 0x092C 1 95 b Low Entering Water Compressor Lockout Setpoint 1 0x092B 1 96 b Min Vane Position Fan Speed 1 0x0951 1 97 b Minimum Outdoor Air Damper Position 1 0x0934 1 98 b Minimum Supply Air Temperature Control 1 0x0919 1 99 b Unoccupied Cooling Space Differential 1 0x0904 1 100 b Unoccupied Cooling Space Setpoint 1 0x0903 1 101 b Unoccupied Heating Space Differential 1 0x0902 1 102 b Unoccupied Heating Space Setpoint 1 0x0901 1 103 b Water Flow Signal 1 0x0444 1 Appendix A 3 McQuay Equipment Types recognized by the driver Code Description 200CFC 200 Series Centrifugal Chiller 100CFC 100 Series Centrifugal Chiller 001ASC Air Screw Chiller 000SCU Self Contained Unit 0050RPC Reciprocating Chiller Appendix A 4 Direct Addressing Direct addressing allows data to be read from the McQuay device when the field name is unknown McQuay specifies the addresses in hexadecimal notation but they must be specified in the CSV file in decimal format For example to read McQuay address 0x0400 the address in the CSV file must be entered as 1024 If reading multiple addressing at once i e if the length is greater than 1 it may be necessary to adjust the timeout for the Map Descriptor It is possible to read multiple addresses using one Map Descriptor however it is only possible to write to a single address The follow
19. 600 bps TTY A TTY port is used to connect a PC for monitoring purposes It uses the RS 232C interface standard and the Data Terminal Communications protocol 5 The following quote from MicroTech Data Terminal Communication Packets Open Protocol Data Communications Information Packet highlights an important limitation of the protocol Data terminal communications may be sent via RS 232C or RS 485 Regardless of the electrical standard used for communications this protocol is a single ended type i e communications to one MicroTech controller maximum 6 Each MicroTech controller is shipped from the factory with a unique job site password The passwords are provided by the McQuay International representative at the time of startup 7 The driver does not validate passwords when configured as a Server This means that requests to read or write data will succeed even if the password supplied with the request is incorrect FieldServer Technologies 1991 Tarob Court Milpitas California 95035 USA Web www fieldServer com Tel 408 262 2299 Fax 408 262 2269 Toll Free 888 509 1970 email support fieldServer com McQuay Micro Tech Open Protocol Driver Manual Page 5 of 35 2 Driver Scope of Supply 2 1 Supplied by FieldServer Technologies for this driver DESCRIPTION FieldServer Technologies PART FS 8917 16 RJ45 to terminal connector cable 2 2 Provided by Supplier of 3 Party E
20. ENT_FRAGS_ RCVD 18 MCQ_STAT_CLIENT_MSGSS_RCVD 19 MCQ_STAT_CLIENT_ BYTES SENT 20 MCQ_STAT_CLIENT_FRAGS_SENT 21 MCQ_STAT_CLIENT_MSGSS_SENT 22 MCQ_STAT_SERVER_BYTES_ SENT 23 MCQ_STAT_SERVER_MSGSS_SENT 24 MCQ_STAT SERVER_NAKS_SENT The following example shows how this special Map Descriptor can be configured You can copy this section of text directly into your CSV file FieldServer Technologies 1991 Tarob Court Milpitas California 95035 USA Web www fieldServer com Tel 408 262 2299 Fax 408 262 2269 Toll Free 888 509 1970 email support fieldServer com UUO9 J A19Spl9 oddns jwewsa 026 60S 888 e414 OL 69ZZ Z9Z 80v gei 667Z Z9Z 80v IAL WODJEMESPlay MMM Q M WSN S 096 EBluloJl eO Sud UND qoel 66 s iB5olouu5 l 1 A19Spi 9 4 Jo uo luO sonsie s oyloeds JeAUp lo s o jdwex SIU Ul SIVLS DOIN JOAIOSPIal4 19d payloads aq Aew suojdiuoseq dey s y ya euy geq eu s sn y Jo diioseq de siy Sees s p 84 U UuAA 000Z fue LI s e s boy ssoippy OWEN Spon 949002 d L Jld OAISSEd 0 uo ounjJ jJ sjjO Aeuy eed 0002 ujbue7 Aey eyed Kenoow Ld O90 01 d Od SLVLS DOW wO weyN Aeuy eq ZELNIN yewso4 ejeq 0 uone s SIEIe AEDEOIW aweN Jodueac dew siojduoseq deu SLVLS DOW Vq owen euy 2q S pUV EIS sjejs bo SwWeN poN S8PON S Jo Ze obed IenuelN 13A 090 01g u do Yoe 011W enO3N McQuay Micr
21. FieldServer Technologies A Sierra Monitor Company Driver Manual Supplement to the FieldServer Instruction Manual FS 8700 80 McQuay Micro Tech Open Protocol APPLICABILITY amp EFFECTIVITY Effective for all systems manufactured after May 1 2001 Driver Version 1 03 Document Revision 2 McQuay Micro Tech Open Protocol Driver Manual Table of Contents TABLE OF CONTENTS 1 McQuay Micro Tech Open Protocol Description I EEN 3 2 Driver Scope Of Supply ikiii cect ENER EENS eeeeeieets anaa anaie Era aana areia 5 2 1 Supplied by FieldServer Technologies for this driver a 5 2 2 Provided by Supplier of a Party Eoumpment aisge rea ai anaa a aa aa e a ea aa eniT 5 3 Hardware Connections uu uu uu ua ce aa se aAa sya a Suwa re saka a a EO GEESS 5 4 Configuring the FieldServer as a McQuay Micro Tech Open Protocol Client 6 Al RER EE 6 4 2 Client Side Connection Descriptors ns 7 4 3 Client Side Node Descriptors a 8 4 4 Client Side Map Descriptors nn 9 AAT FieldServer Related Map Descriptor Parameters 9 4 4 2 Driver Related Map Descriptor Parameters a 9 4 4 3 Timing EE 9 4 4 4 Map Descriptor Example 1 Read Everything 2 ccccccccceceecceeeeeseeeeneeaeeeeeeeseteesenseeeseens 10 4 4 5 Map Descriptor Example 2 Read a particular Data Eed 11 4 4 6 Map Descriptor Example 3 Write
22. NAK stat each time a poll is unsuccessful An occasional NAK may indicate a corrupted message If the number of NAK s is the same as the number of transmitted messages to a Node however one of the following problems could apply e Bad Password the password specified in the read command did not match any of the access level passwords stored in the MicroTech controller to which the terminal is connected Call FST Tech support for default passwords or call your Vendor FST recommends checking the password first as in almost all reports the problem was resolved by changing the password e Device has been polled with an invalid command code e Bad Node_ ID Route parameters for the node e The MCQ device received the message and thought it was badly formatted This is unlikely on a repeated basis unless the connection settings were slightly wrong e The packet structure was invalid e The packet was received with a parity or framing error Appendix C 3 Node ID problems If the Node is incorrectly specified the FieldServer will not get a response from the McQuay unit The ID used to communicate with the McQuay unit needs to be determined This may not be the same as shown on the Rotary switches of the unit Note that McQuay uses Hexadecimal notation for addressing therefore if connection to the Unit is with address 0201 this is in Hex and the Node ID for the FieldServer configuration needs to be 513 Appendix C 4 Server Side Configuration
23. Resolution 1 0x041D 8 45 r iquid Subcool 1 0x0417 1 46 r Load Solenoid 1 0x0211 1 47 r Low Evaporator Pressure Limit 1 0x043B 1 48 r Manual Amp Limit 1 0X043D 1 49 r Manual Amp Limit Setpoint 1 0x0901 1 50 r Maximum Amp Limit 1 0X043C 1 51 r Motor Control Latch Relay 1 0x0213 1 52 r Motor Control Relay 1 0x021E 1 54 r Motor Current Amps 2 0x0435 1 55 r Motor Current Percent 1 0x040C 1 56 r Motor Temperature Switch 1 0x050E 1 58 r Number of Starts 2 0X0432 1 59 r OU Delta Pressure 1 0X040D 1 60 r Oil Feed Temp 1 0x0409 1 61 r OU Gage Pressure 1 0x0415 1 62 r OU Heater 1 0x0215 1 63 r OU Pressure Differential Switch 1 OX050E 1 64 r OU Pump 1 0X021D 1 65 r OU Sump Temp 1 0X040A 1 67 r Operating Hours 2 0x0430 1 68 r Panel Rocker Switch 1 0X050E 1 69 r Remote Amp Limit 1 0X043E 1 70 r Remote Chilled Water Reset 1 0x0439 1 71 r Remote Reset or Amp Limit Signal 1 0X040B 1 72 r Remote Start Stop Switch 1 0X050F 1 73 r Got Load Limit 1 0X043A 1 74 r Starter Fault Switch 1 0X050F 1 75 r Starter Transition Switch 1 0X050F 1 76 r ISuperheat 1 0x0416 1 77 r Gurge Guard Switch 1 0X050E 1 78 r Unit Status 1 0x0424 1 79 r Unload Solenoid 1 0x0210 1 80 r WManes Closed Switch 1 0X050F 1 81 r Watchdog Output 1 0x0214 1 82 b Clear Current Fault 1 0X042A 1 83 b Gomm Port Baud Rate 1 0x0801 1 84 b Correct Checksum 1 0x0800 1 FieldServer Technologies 1991 Tarob Court Milpitas California 95035 USA Web www fieldServer com
24. SA Web www fieldServer com Tel 408 262 2299 Fax 408 262 2269 Toll Free 888 509 1970 email support fieldServer com McQuay Micro Tech Open Protocol Driver Manual Page 22 of 35 Table 4 Equipment Type 100CFC 100 Series Centrifugal Chiller Array Read Number Base Devic 3 Location ene L of Bytes Address Sealing Both Method 1 r Alarm Contact 1 0x0217 1 2 r Approach Condenser 1 0x0418 1 3 r Calculated Leaving Evaporator Temp Setpoint 1 0x0420 7 4 r Calculated Network Amp Limit Setpoint 1 0x0423 1 5 r Compressor Discharge Temp 1 0x0407 1 6 r Compressor Suction Temp Lo Resolution 1 0x0403 1 7 r Compressor Suction Temp Hi Resolution 1 0x041C 7 8 r Condenser Pump 1 0X021C 1 9 r Condenser Refrigerant Pressure 1 0x0411 1 10 r__ Condenser Refrigerant Temp 1 0x0408 1 11 r Condenser Water Flow Switch 1 OX050F 1 12 r Cooling Tower Stage 1 1 0x0218 1 13 r__ Cooling Tower Stage 2 1 0x0219 1 14 r Current Fault 1 0x0428 1 15 r Fault Last 1 0x0834 1 16 r Fault2 1 0x0835 1 17 r Fault3 1 0x0836 1 18 r Fault 4 1 0x0837 1 19 r Faut 5 1 0x0838 1 20 r Fault 6 1 0x0839 1 21 r Fault7 1 0x083A 1 22 r Fault 8 1 0x083B 1 23 r Entering Condenser Water Temp Lo Resolution 1 0x0405 1 24 r Entering Condenser Water Temp Hi Resolution 1 0x041E 8 25 r _ Entering Evaporator Water Temp Lo Resolu
25. TRO ITN OO lech Lech gt Ja IN JA JA JA fa fA fe 2 48 2 Additional information may be obtained from McQuay International Request the following document MicroTech Series 200 Centrifugal Chiller Data Communications Packet for Open Protocol Cent2_22 doc See Appendix A 1 FieldServer Technologies 1991 Tarob Court Milpitas California 95035 USA Web www fieldServer com Tel 408 262 2299 Fax 408 262 2269 Toll Free 888 509 1970 email support fieldServer com McQuay Micro Tech Open Protocol Driver Manual Page 19 of 35 Array Read Number Base Device vocation Write Field Name of Bytes Address Scaling Both y Method 56 Condenser Water Temperature Leaving 0x0434 O 58 r Cooling Tower Control 1 59 1 60 1 61 3 63 2 65 r Evaporator Pump Status 1 66 r 1 68 1 70 2 72 3 74 1 76 1 77 1 78 2 80 3 82 3 84 1 85 1 86 1 87 1 88 1 89 1 90 1 91 1 92 1 93 1 94 1 95 3 97 2 99 2 101 2 103 3 105 3 107 2 108 1 109 1 110 1 111 b CapaciyLimtPerent 1 006475 1 112 b Clear CurrentFaut 1 0964E 1 113 b ter OperationMode 1 006477 1 114 b Chilled Water Temperature Setpoint 1 0x0476 4 FieldServer Technologies 1991 Tarob Court Milpitas California 95035 USA Web www fieldServer com Tel 408 262 2299 Fax 408 262 2269 Toll Free 888 509 1970 email support fieldServer com McQuay Micro Tech Open Protocol Driver Manual Page 20 of 35
26. User scaling is not applied The raw value written to any data location is stored as is and the raw value read from a Data Array used in formatting the response to a read FieldServer Technologies 1991 Tarob Court Milpitas California 95035 USA Web www fieldServer com Tel 408 262 2299 Fax 408 262 2269 Toll Free 888 509 1970 email support fieldServer com McQuay Micro Tech Open Protocol Driver Manual Page 18 of 35 Appendix A 2 Data Field Name Tables If you do not know the field name it is possible to read the device by specifying the address only More information is provided in Appendix A 4 Table 2 Equipment Type 200CFC 200 Series Centrifuqal Chiller Read Device ee Write Field Name SE SE Scaling Both Method 1 Ox0A08 1 4 Refrigerant 0x0A0B 5 Units of Measure 0x0A0C 6 Software Version 0x0A0D 8 Software Revision 0x0A0F 11 Chiller Unit Temperature Type 0x084B 12 Communication Status 0x040C 13 15 17 18 20 22 Compressor Suction Temperature 0x043A 24 Compressor Superheat Discharge 0x046E 26 Compressor Superheat Suction 0x046C 28 30 31 33 35 37 38 40 42 44 46 r Condenser Subcooling Temperature 2 0x0480 Condenser Water Flow Status 0x045F Condenser Water Rate Sensor 0x083D 52 r Condenser Water Temperature Delta 0x0488 54 r Condenser Water Temperature Entering 0x0436 oa r r Wu IN I lt a Loch TN 10 IN J IGO oOo IN I 8A IN
27. ay or after being extracted from a data for writing to McQuay device This scaling is specified by using the following keywords in Map Descriptor definition Data_Array_Low_Scale Data_Array_High_Scale Device_Low_Scale Device_High_Scale Device Scaling The raw values read from a McQuay device may be treated as raw values or they may be scaled Device scaling is the term used to describe the hard coded scaling specified by McQuay for each data field By applying device scaling the user can avoid details or knowledge of the scaling and used the converted value directly If this scaling is required then use the Device_Scaling parameter see 4 4 2 There are 5 device scaling methods X refers to the raw value obtained from the McQuay device The method that will be applied to each field is shown in the following table Table 1 Device Scaling Method applied to each Field Method Id Device Scaling Method X X 10 X 1000 10 X 2 X 100 X 100 10 X 5 20 gt 00 NO OI BR OG NI gt 0 Note that when device scaling is applied it is applied without consideration of the raw value Where the raw value has a special meaning available in the McQuay packet documents for the equipment type of interest this driver does not apply any special consideration to these special values As a Client Device and User scaling may be applied As a Server Device Scaling and
28. efore Route 3 and Node_ID 66 McQuay 24 Err Illegal Node_ ID Route If the Node_ID is gt 255 and the Route is specified too then this error is printed The Node_ID should be a number in the range 0 to 255 Error Bookmark not defined McQuay 25 Err Max Len 1 when Bytes_Per_Field gt 1 MD s The length parameter must be set to 1 when a Map Descriptor has the Bytes_Per_Field parameter specified McQuay 26 Err Max Bytes_Per_Field 4 MD s Legal values for the Bytes_Per_Field parameter are whole numbers in the range 1 to 4 inclusive i McQuay 27 Err Maybe password or Node ID Response NAK Read Manual This message is printed if a NAK response is received in the first few polls to a node The driver guesses that the reason is that the Node ID route or password has been incorrectly specified in the configuration file Verify these settings The message is printed once and suppressed for subsequent occurrences Refer to Appendix C 2 McQuay 28 Err Device responded with a NAK The message is printed and then suppressed for subsequent occurrences but the NAK stat is incremented for each occurrence The driver is reporting that the McQuay device responded with a NAK under different circumstances from msg 27 which is printed if the NAK is received during the first few polls The message indicates that the McQuay device could not respond If the NAK s are occasional assume that noise has corr
29. er SE A 300 1200 2400 4800 and 9600 Band Spel paud talg baud Vendor limitation Parity Specify parity Even Vendor limitation Data_Bits Specify data bits 7 Vendor limitation Stop_Bits Specify stop bits 1 Protocol Specify protocol used MCQ McQuay Handshaking Specify hardware handshaking None Example JI Server Side Connections Connections Port Baud Parity Data_Bits Protocol Handshaking Poll_Delay P1 9600 Even T McQuay None 0 100s 3 Not all ports shown are necessarily supported by the hardware Consult the appropriate Instruction manual for details of the ports available on specific hardware FieldServer Technologies 1991 Tarob Court Milpitas California 95035 USA Web www fieldServer com Tel 408 262 2299 Fax 408 262 2269 Toll Free 888 509 1970 email support fieldServer com McQuay Micro Tech Open Protocol Driver Manual Page 13 of 35 5 2 Server Side Node Descriptors Section Title Nodes SC Function Legal Values Up to 32 Node_Name Provide name for node alphanumeric characters Network address of the device being polled If the network Node ID address field is set to 00FF the controller will respond to the packet without regard to its own internal network address 0 255 This parameter must be used If units are connected to the Route FieldServer via a routing device e g OPM The network address consists of the OPM address and the unit addre
30. if they have the same addresses McQuay 9 FYI Device scaling method unknown Device Scaling is being applied and the driver doesn t know how to scale a variable Please submit your configuration file with your request for support McQuay 10 Err Node s Equip type not recognized The driver doesn t recognize the equipment type specified using the PLC_Type parameter in the configuration file Refer to Appendix A 3 for a list of valid equipment types McQuay 11 Err Node s Equip Type not specified Refer to Sections 4 3 5 2 and Appendix A3 McQuay 13 Err MapDesc s Field Name unknown Refer to Appendix A 2 for a list of valid field names Refer also to Sections 4 4 or 5 3 McQuay 14 Err MapDesc s Max Len 1 for Writes with direct addr Corrective action is required When writing to a McQuay device using direct addressing the length may only be 1 McQuay 15 Err MapDesc s Field Name Address Required Neither a field name nor an address was specified The driver does not know what location to read Specify a field name from Appendix A 2 McQuay 16 Err MapDesc s No Node Each Map Descriptor must be connected to a node This is done by specifying a node name S McQuay 17 Err MapDesc s Md too short The offset added to the length of the Map Descriptor extends beyond the Data Array Increase the Data Array length 10 McQuay 18 Err MapDesc s Can
31. ing Map Descriptor parameters will need to be defined in addition to those described in section 4 4 FieldServer Technologies 1991 Tarob Court Milpitas California 95035 USA Web www fieldServer com Tel 408 262 2299 Fax 408 262 2269 Toll Free 888 509 1970 email support fieldServer com McQuay Micro Tech Open Protocol Driver Manual Page 28 of 35 5 3 6 Driver Related Map Descriptor Parameters Normally this field is set to 1 or omitted Address x in the McQuay device that contains the data of This parameter is used with direct addressing When reading up to 4 consecutive address locations in the 14 McQuay device can be combined and stored in a single Bytes F et Field Data Array element When writing one value from the Data Array may be sent to up to 4 consecutive address locations in the McQuay device 1 2 3 4 Refer to examples on the following pages FieldServer Technologies 1991 Tarob Court Milpitas California 95035 USA Web www fieldServer com Tel 408 262 2299 Fax 408 262 2269 Toll Free 888 509 1970 email support fieldServer com UUO9 J A19Spl9 oddns jwewsa 026 60S 888 e414 OL 69ZZ Z9Z 80v gei 667Z Z9Z 80v IAL WODJEMESPlay MMM Q M WSN S 096 EBluloJl eO seydi UND qoel 66 SeiBojouyse 1 A19Sp i 9 4 P 1o s SI U JoJ q anjen a Buls e olu p uiquuo5 SI SSeuppe Yyoers 104 NJeA EIED y SIA p ouu 1 Y WO paijioeds peal 0 sesseuppe
32. iver independent FieldServer buffers need to be declared in the Data Arrays section the destination device addresses need to be declared in the Client Side Nodes section and the data required from the Servers needs to be mapped in the Client Side Map Descriptors section Details on how to do this can be found below Note that in the tables indicates an optional parameter with the bold legal value being the default 4 1 Data Arrays Section Title Data_Arrays Column Title Function Legal Values Data_Array_Name Provide name for Data Array Up tes alphanumeric characters Float Bit Ulnt16 SInt16 Provide data format Each Data Array can Packed_Bit Byte only take on one format Packed_Byte Swapped_ Byte Data_Format Number of Data Objects Must be larger Data_Array_Length than the data storage area required for 1 10 000 the data being placed in this array Example Data Arrays II Data_Arrays Data_Array_Name Data Format Data_Array_Length DA Al 0 UInt16 200 DA_AO_01 UInt16 200 DA_DI_01 Bit 200 DA DO 01 Bit 200 FieldServer Technologies 1991 Tarob Court Milpitas California 95035 USA Web www fieldServer com Tel 408 262 2299 Fax 408 262 2269 Toll Free 888 509 1970 email support fieldServer com McQuay Micro Tech Open Protocol Driver Manual Page 7 of 35 4 2 Client Side Connecti
33. ix C 1 Connection Problems I nn 35 Appendix C 2 Negative Acknowledgement NAK U a 35 Appendix C 3 Node ID problems a 35 Appendix CA Server Side Configuration Consecutive Addresses ssssesssessrrirreresrrrrrrnrensernt 35 FieldServer Technologies 1991 Tarob Court Milpitas California 95035 USA Web www fieldServer com Tel 408 262 2299 Fax 408 262 2269 Toll Free 888 509 1970 email support fieldServer com McQuay Micro Tech Open Protocol Driver Manual Page 3 of 35 1 McQuay Micro Tech Open Protocol Description This document describes the FieldServer driver used to transfer data between a FieldServer and MicroTech controllers Transfers are done using the controller s Data Terminal Communications Protocol In this document the protocol is referred to as the McQuay Micro Tech Open Protocol The McQuay Micro Tech Open Protocol driver allows the FieldServer to transfer data to and from devices over either RS 232 or RS 485 using McQuay Micro Tech Open Protocol The FieldServer can emulate either a Server or Client When emulating a Client the driver enables the FieldServer to request Everything from the McQuay device as well as a number of advanced options which allow specific fields to be read or written and device scaling to be applied When emulating a Server the driver provides an emulation of the byte memory of a device and responds to read and write requests The fo
34. llowing important points and limitations should be noted before proceeding with this manual 1 Arising from a feature of the McQuay Micro Tech Open Protocol is the peculiarity that when a multi byte value is written to a McQuay device the write is done one byte at a time one byte of data can be transferred per poll response message pair allowing for the possibility at least for a short period that the multi byte value is only partially correct until all the messages have been completed 2 The vendor equipment is limited to a maximum of 9600 baud Given that each message packet can only transfer one byte of data and that some data of interest is multi byte users of this protocol should expect low data transfer rates 3 Port expansion is not supported for this driver 4 A document identified as Ed15050 MicroTech Network Operations contains important information regarding the connection requirements of 3rd party equipment such as the FieldServer to a Microtech network The document also defines a number of limitations for such connections The following quotations from this document outline some of this information FieldServer Technologies 1991 Tarob Court Milpitas California 95035 USA Web www fieldServer com Tel 408 262 2299 Fax 408 262 2269 Toll Free 888 509 1970 email support fieldServer com McQuay Micro Tech Open Protocol Driver Manual Page 4 of 35 PC Connection The PC connection to a MicroTech controller is through
35. not write Everything When using everything as a field name the Map Descriptor function must be Rdbc or Rdb as this is a read only function McQuay 19 do diagnostic 3 McQuay 20 do diagnostic 1 McQuay 21 do diagnostic 2 Call FieldServer Technical Support A developer diagnostic has been called and should not have been 10 Correct the configuration by editing the CSV file and downloading it to the FieldServer then reset the FieldServer for the changes to take effect FieldServer Technologies 1991 Tarob Court Milpitas California 95035 USA Web www fieldServer com Tel 408 262 2299 Fax 408 262 2269 Toll Free 888 509 1970 email support fieldServer com McQuay Micro Tech Open Protocol Driver Manual Page 34 of 35 Error Message Action McQuay 22 Err Illegal Node_ID d Set to 1 Check configuration file a Node_ID is out of range 2 McQuay 23 FYI Config requires non critical update Read Manual If the Node_ID is greater than 255 then this message is printed In versions of the driver prior to 1 02 this was permitted and these configurations will operate correctly In versions since 1 02a the route parameter is used to provide the routing device s address Convert the Node_ID as follows Divide the old Node_ID by 256 Set the Node_ ID equal to remainder and set the route equal to the quotient Example Old Node ID 834 834 div 256 3 remainder 66 Ther
36. o Tech Open Protocol Driver Manual Appendix B Error Messages Page 33 of 35 Those messages marked with an are only printed once even if they occur repeatedly Error Message Action McQuay 1 FYI The MapDesc called lt s gt is too short The length of the Map Descriptor used to expose driver statistics is too short Set the length to at least 1000 You can ignore this message the driver will abandon excess statistics McQuay 2 FYI You could have used a MapDesc called lt s gt to expose diagnostic info You can safely ignore this message It is a prompt Refer to Appendix A 8 McQuay 3 FYI Normally passwords are defined for each node This is a reminder that a password is expected when a node is defined Refer to sections 4 3 or 5 2 Even though password checking is not enforced when the driver is configured as a Server the driver expects one to be defined for every node McQuay 4 Err Node list if full Max d A maximum of 100 McQuay device nodes can be configured per FieldServer If the limit is reached call support McQuay 5 Err Node d has more than one password A node has been provided with two passwords This is either a configuration error or two nodes with the same address are connected to different ports The driver can only store one password per node address and cannot use the port number to differentiate them Re program the McQuay devices to have the same passwords
37. on Descriptors Section Title Connections Column Title Function Legal Values Specify which port the device is 1 Pon connected to the FieldServer PPS PPS P 300 1200 2400 4800 and 9600 Bany SE ta baud Vendor limitation Parity Specify parity Even Vendor limitation Data_Bits Specify data bits 7 Vendor limitation Stop_Bits Specify stop bits 1 Protocol Specify protocol used MCQ McQuay Handshaking Specify hardware handshaking None Poll Delay Time between internal polls 0 32000 seconds 1 second Example LU Client Side Connections Connections Port Baud Parity Data_Bits Protocol Handshaking Poll_Delay P1 9600 Even Y McQuay None 0 100s 1 Not all ports shown are necessarily supported by the hardware Consult the appropriate Instruction manual for details of the ports available on specific hardware FieldServer Technologies 1991 Tarob Court Milpitas California 95035 USA Web www fieldServer com Tel 408 262 2299 Fax 408 262 2269 Toll Free 888 509 1970 email support fieldServer com McQuay Micro Tech Open Protocol Driver Manual Page 8 of 35 4 3 Client Side Node Descriptors Section Title Nodes Column Title Function Legal Values Up to 32 Node_Name Provide name for Node alphanumeric characters Network address of the device being polled If the Node ID network address field is set to 00FF the controller will respond to the packet without regard to i
38. oow UUO9 J A19Spl9 oddns jwewsa 026 60S 888 e414 OL 69ZZ Z9Z 80v gei 667Z Z9Z 80v IAL WODJEMESPlay MMM Q M WSN S 096 EBluloJl eO Sud UND qoel 66 s iB5olouu5 l 1 A19Spi 9 4 SOSSOIPPe Dia eyep Bujurewa au S o peppe q Dino sucjdiuosaq dey sow Me V Kese Jaljews e Ou p yoed aq Ile 1 IIIN9 S L S UBD RIED y Josi sJo duoseq 002 u Spo PID y Ip JSOWe au Buibueyo dey uloq Jo pesn si Aey Jon sebues Ssaippe om s yL pue Aeuy EIS ewes ay Buisn Ag ejeq owes y L 008X0 870Z 00X0 COL 9SZ 8roz Lat OAISSEd SE LYATUHO wO CUongmue Leu 9G vc0L Lat NSSEed 0 LYSTIHHO Va LuoHeinwe Lal uj6ue7 ssouppy OWEN poN uonoun JESHO Aey eq weyN euy eq weyN Joduoeec dew ss 1ppe s llod au 13409 UDuet pue sseuppe soym uo pue pou uiygewu e ui uo spul pue ssozdos q den y u6nouu Syoo IS AHp BY pD AI9391 SI jod e u yM Kesse sieds Bie e Burey piore 0 syunu2 oyu payejnwe Buraq Aowew y SEpIAIp y yey u duuex snolA 1d y wouy Seu duuex siy L z AB e13s duiexg i1o duSs dq dew Ge S JO 9 989Bed IenuelN AliG 090 01g u do Ydd ODI enOo3NW McQuay Micro Tech Open Protocol Driver Manual Page 17 of 35 Appendix A Advanced Topics Appendix A 1 Scaling User Scaling The user can specify scaling in the configuration file which allows a value to be scaled before being stored in a Data Arr
39. quipment DESCRIPTION PART McQuay Motor Mount Connector for Port A connection 3 Hardware Connections The FieldServer is connected to the McQuay device as shown below Configure the McQuay device according to manufacturer s instructions SERIES 200 CONTROLLER RJ45 04 BLUE WHITE RJ45 08 ORANGE WHITE RJ45 01 BROWN FS 8917 16 Connect to one of the RS 232 Ports on the FieldServer FieldServer FieldServer Technologies 1991 Tarob Court Milpitas California 95035 USA Web www fieldServer com Tel 408 262 2299 Fax 408 262 2269 Toll Free 888 509 1970 email support fieldServer com McQuay Micro Tech Open Protocol Driver Manual Page 6 of 35 4 Configuring the FieldServer as a McQuay Micro Tech Open Protocol Client For a detailed discussion on FieldServer configuration please refer to the FieldServer Configuration Manual The information that follows describes how to expand upon the factory defaults provided in the configuration files included with the FieldServer See csv sample files provided with the FieldServer This section documents and describes the parameters necessary for configuring the FieldServer to communicate with a McQuay Micro Tech Open Protocol Server The configuration file tells the FieldServer about its interfaces and the routing of data required In order to enable the FieldServer for McQuay Micro Tech Open Protocol communications the dr
40. rator Leaving Water Temp Reset 1 0x044E 1 50 b Reset Option Setpoint 1 0x090B 1 Table 6 Equipment Type Self Contained Units SCUs Read Device Array on Writel Field Name GE CR Scaling Both Method 1 r Wir Velocity 1 0x0434 1 2 r Airflow Status 1 0x045C 1 3 r Current Alarm 1 0x0801 1 4 r Previous Alarm 1 0x1301 1 5 r Building Static Pressure 1 0x0435 1 6 r Compressor 1 Alarm 1 0x081C 1 7 r Compressor 1 Operating Hours 2 0x08AF 1 9 r Compressor 2 Alarm 1 0x081D 1 10 r Compressor 2 Operating Hours 2 0x08B2 1 12 r Compressor 3 Alarm 1 0x081E 1 13 r Compressor 3 Operating Hours 2 0x08B5 1 15 r Compressor 4 Alarm 1 0x081F 1 16 r Compressor 4 Operating Hours 2 0x08B8 1 18 r Compressor 5 Alarm 1 0x0820 1 19 r Compressor 5 Operating Hours 2 0x08BB 1 21 r Compressor 6 Alarm 1 0x0821 1 22 r Compressor 6 Operating Hours 2 0x08BE 1 24 r Control Temperature 1 0x0432 1 25 r Cool Stage 1 0x043F 1 26 r Cooling Control Status 1 0x044A 1 27 r Dew Point Temperature 1 0x042F 1 28 r Duc Static Pressure 1 1 0x0435 1 29 r Duc Static Pressure 2 1 0x0434 1 30 r _ Economizer Enable 1 0x045A 1 31 r Economizer Operating Hours 2 0x08C4 1 33 r _ Economizer Position 1 0x042E 1 34 r Entering Water Temperature 1 0x042C 1 9 See Appendix A 1 FieldServer Technologies 1991 Tarob Court Milpitas California 95035 USA Web www fieldServer com Tel 408 262 2299 Fax 408 262 2269 Toll Free 888 509 1970 email
41. ss Protocol Specify protocol used MCQ McQuay Specify which port the device is connected to the FieldServer This parameter is optional for Server side nodes The reason is that when a poll is received on any port an attempt will be made 4 Pon to match it against any Map Descriptor node irrespective of the KSE port If emulating more than one node with the same address however the Nodes must be linked to specific ports 200CFC This parameter has no meaning for a Server but it must be See PLC_Type specified to allow the driver to complete its configuration file 001ASC validation 000SCU Type Unknown This parameter is ignored for a Server Although every poll Ascii See scii characters Password contains a password this driver does no password validation onl when configured as a Server Y Example Nodes FieldServer Node Name Server Side Nodes Node ID Protocol WAN McQuay PLC_Type 200CFC Not all ports shown are necessarily supported by the hardware Consult the appropriate Instruction manual for details of the ports available on specific hardware FieldServer Technologies 1991 Tarob Court Milpitas California 95035 USA Web www fieldServer com Tel 408 262 2299 Fax 408 262 2269 Toll Free 888 509 1970 email support fieldServer com McQuay Micro Tech Open Protocol Driver Manual Page 14 of 35 5 3 Server Side Map Descrip
42. t 2 Previous Alarm 1 0x0834 1 45 r Circuit 2 Status 1 0x0429 1 47 r Cut 2 Subcooling Temperature 2 0x049D 2 49 r Circuit 2 Suction Temperature 2 0x0477 6 51 r Circuit 2 Superheat Temperature 2 0x0495 2 53 r Compressor 1 Operating Hours 2 0x0862 1 55 r Compressor 1 Starts 2 0x086A 1 57 r Compressor 2 Operating Hours 2 0x0864 1 59 r Compressor 2 Starts 2 0x086C 1 61 r Compressor 3 Operating Hours 2 0x0866 1 63 r Compressor 3 Starts 2 0x086E 1 65 r Compressor 4 Operating Hours 2 0x0868 1 67 r Compressor 4 Starts 2 0x0870 1 69 r Condenser Entering Water Temperature 2 0x0470 6 71 r Condenser Leaving Water Temperature 2 0x0472 6 73 r Evaporator Entering Water Temperature 2 0x046E 6 75 r Evaporator Leaving Water Temperature 2 0x0461 6 76 r _ Heat Cool Switch 1 0x08B4 1 78 r OaT 2 0x047D 6 79 r Stage of Capacity 1 0x042B 1 80 r Unit RLA 1 0x0474 1 81 r Unit Status 1 0x0427 1 82 b Clear Circuit 1 Alarm 1 0x091A 1 83 b Clear Circuit 2 Alarm 1 0x091B 1 84 b Condenser Leaving Water Temperature Setpoint 1 0x097D 1 85 b Evaporator Entering Water Temperature Setpoint 1 0x090D 4 86 b Evaporator Leaving Water Temperature Setpoint 1 0x0905 4 87 b Maximum Water Reset Setpoint 1 0x090C 4 88 b Network Command 1 0x044F 1 89 b Network Demand Limit 1 0x044D 1 90 b Network Leaving Water Temperature Reset 1 0x044E 1 91 b Reset Option Setpoint 1 0x090B 1 FieldServer Technologies 1991 Tarob Court Milpitas California 95035 U
43. tion 1 0x0401 1 26 r Entering Evaporator Water Temp Hi Resolution 1 0x041A 1 27 r Entering Water Reset 1 0x0438 1 28 r Evaporator Low Pressure Switch 1 0x050E 1 29 r Evaporator Pump 1 0X021B 1 30 r Evaporator Refrigerant Pressure 1 0x0410 1 31 r Evaporator Refrigerant Temp Lo Resolution 1 0x0402 1 32 r Evaporator Refrigerant Temp Hi Resolution 1 0x041B 7 33 r Evaporator Water Flow Switch 1 0X050F 1 34 r High Discharge Pressure Switch 1 0X050E 1 35 r Hot Gas Solenoid 1 0x0212 1 36 r Leaving Condenser Water Temp Lo Resolution 1 0x0406 1 37 r Leaving Condenser Water Temp Hi Resolution 1 0x041F 8 38 r Leaving Evaporator Water Temp Lo Resolution 1 0x0400 1 7 See Appendix A 1 FieldServer Technologies 1991 Tarob Court Milpitas California 95035 USA Web www fieldServer com Tel 408 262 2299 Fax 408 262 2269 Toll Free 888 509 1970 email support fieldServer com McQuay Micro Tech Open Protocol Driver Manual Page 23 of 35 Array eae Number Base Bovie Location Write Rigid Name of Bytes Address Sealing Both Method 39 r Leaving Evaporator Water Temp Hi Resolution 1 0x0419 7 40 r LED Front Panel 1 0x021F 1 41 r Lift Pressure 1 0x0412 1 42 r Liquid Injection Solenoid 1 0x0216 1 43 r Doud Line Refrigerant Temp Lo Resolution 1 0x0404 1 44 r iquid Line Refrigerant Temp Hi
44. tors 5 3 1 FieldServer Specific Map Descriptor Parameters Column Title Function Legal Values Map_Descriptor_Name Name of this Map Descriptor EECHER characters Name of Data Array where One of the Data Array names Data_Array_Name data is to be stored in the from Data Array section FieldServer above BRR 0 to maximum specified in Data_Array_Offset Starting location in Data Array Data Array section above Function of Client Map Function Passive Descriptor 5 3 2 Driver Specific Map Descriptor Parameters Column Title Function Legal Values One of the node names Node_Name aoo eio etch data specified in Client Node from I Descriptor above This commonly used Field Server parameter has no meaning for Data_Type pa this driver Length Length of Map Descriptor 1 10000 Starting address of read block Aadress Addresses cannot be specified PANY posting in hexadecimal format 5 3 3 Timing Parameters Column Title Function Legal Values Specifies time Server side Scada Hold Timeout waits before responding to gt 1 0s Client that node is offline on FieldServer Client side FieldServer Technologies 1991 Tarob Court Milpitas California 95035 USA Web www fieldServer com Tel 408 262 2299 Fax 408 262 2269 Toll Free 888 509 1970 email support fieldServer com UUO9 J A19Spl9 oddns jwewsa 026 60S 888 e414 OL 69ZZ Z9Z 80v gei 667Z Z9Z 80v IAL WODJEMESPlay MMM Q M WSN S 096 EBluloJl eO Sud
45. ts own internal network address 0 255 This parameter must be used If units are connected to Route the FieldServer via a routing device e g OPM The network address consists of the OPM address and the unit address Protocol Specify protocol used MCQ McQuay Port Specify which port the device is connected to the P1 P8 R1 R22 FieldServer 200CFC The name of the McQuay Equipment type being polled ee PLC_Type Select one from the list on the left The equipment type 001ASC must be known for the driver to operate correctly 000SCU Type Unknown Password Maximum of 8 characters SES characters Example 1 of 2 Client Side Nodes No routing device used Nodes Node_Name Node ID Protocol Port Password PLC_Type Chiller McQuay P Abcdefgh 200CFC Example 2 of 2 Client Side Nodes Routing device with address 3 used Nodes Node Name Node ID Route Protocol Port Password PLC_Type Chiller1 66 B McQuay Pi Abcdefgh 200CFC 2 Not all ports shown are necessarily supported by the hardware Consult the appropriate Instruction manual for details of the ports available on specific hardware FieldServer Technologies 1991 Tarob Court Milpitas California 95035 USA Web www fieldServer com Tel 408 262 2299 Fax 408 262 2269 Toll Free 888 509 1970 email support fieldServer com McQuay Micro Tech Open Protocol Driver Manual 4 4 Client Side Map Descriptors Page 9 of 35 4
46. upted an occasional message If they occur frequently assume a systematic or connection error Refer to Error Reference source not found and Appendix C 2 1 Correct the configuration by editing the CSV file and downloading it to the FieldServer then reset the FieldServer for the changes to take effect FieldServer Technologies 1991 Tarob Court Milpitas California 95035 USA Web www fieldServer com Tel 408 262 2299 Fax 408 262 2269 Toll Free 888 509 1970 email support fieldServer com McQuay Micro Tech Open Protocol Driver Manual Page 35 of 35 Appendix C Troubleshooting Appendix C 1 Connection Problems The driver produces a timeout each time a message is sent If the number of timeouts is the same as the number of messages sent then you know that the McQuay device has never sent a response The following reasons may be applicable e Incorrect connection settings the messages sent by the FieldServer cannot be interpreted by the McQuay device e Incorrect connection wiring the McQuay device may require a jumper on its serial port to deflect hardware handshaking Refer to the vendor manual e Serial port failure If the Tx LED is not flashing each time a message is sent the port is not working e The McQuay device is off e If the Node_ID and Route are incorrect the McQuay device will not respond at all Appendix C 2 Negative Acknowledgement NAK The Server sends a NAK message and increments the
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