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FieldServer FS-8700-21 5.2. 4 Dri ver Rel ate d Ma p D escr ipt or P ara met ers , 5.2. 5 Tim ing Par ame ters

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5.2. 4 Dri ver Rel ate d Ma p D escr ipt or P ara met ers

Column Title

Function

Legal Values

Node_Name

Name of Node to fetch data from or send data to. Needed for Explicit

Addressing.

One of the node names

specified in “Client Node

Descriptors” above

SNVT_Type

Standard network variable type of the data

See Appendix D

SNVT_Option*

Specifies which record out of a complex SNVT we are after.

See Appendix A.9.1

SNVT_Units*

Specifies the measurement units (e.g. Metric or English)

See Appendix A.9.2

UNVT_Byte_Length*

Specifies the length in bytes of an UNVT. This Parameter is compulsory

when SNVT_Type is set to UNVT, the parameter is not used in

conjunction with SNVT’s

1-255. See Appendix A.1

UNVT_ID

Specifies the Type Number to apply to this particular UNVT. Thi s

Parameter is optional when SNVT_Type is set to UNVT, the parameter

is not used on conjunction with SNVT’s

0, 146-255. See Appendix

A.1

NV_Min_Value*

Network Variable updates with values less than specified in this field

will be ignored.

See Appendix A.2

NV_Max_Value*

Network Variable updates with values higher than specified in this field

will be ignored.

See Appendix A.2

NV_Delta_Value*

Network Variable updates where the value’s delta change is less than

specified in th is field will be ignored unless the Max_Scan_Time

Condition has been met. Compu lsory for Throttling Lon Functions only.

Not used on other Lon Functions.

See Appendix A.3

NV_Selfdoc_Text*

The Self-Documenting String for this Network Variable.

Normal Text up to a

length of 40 characters

5.2. 5 Tim ing Par ame ters

Column Title

Function

Legal Values

Scan_Interval

Seconds per scan

0-32000

Min_Scan_Time

Minimum Scan Time in seconds.

See Appendix A.3

Max_Scan_Time

Maximum Scan Time in seconds.

See Appendix A.3

Contents

Main Driver Manual (Supplement to the FieldServer Instruction Manual) FS-8700-21 LonWorks TABLE OF CO NTENT S Page 1 DESC RIPT ION 2 DEFI NIT IONS 2.1 NV U pdat es/ Pol ls 2.2 Netw ork Man agem ent 2.2. 1 LonWor ks - Pr ogr am ID C alcu lat ion (SP ID) 2.3 Clie nts/ Ser vers 2.4 Expl icit /Im plic it 2.5 XIF File s 2.6 Devi ce Reso urc e Fi les 2.7 NV A lias es 3.2 Prov ide d by the Su ppl ier of 3rd P art y Eq uip ment 3.3 Addi tion al file s r equ ired fo r t he D riv er 4 HARD WARE CO NNE CTIO NS 4.1 Serv ice Pin 4.2 Neuron ID 4.3 Lon LED s 4.4 The Lon Work s A dapt er Card (F S-X 40 o nly ) 4.4. 1 Por t A ddre ss Swit ch 5 IMPL ICI T CO NFI GURA TIO NS 5.1 Spec ial con side rat ion s 5.1. 1 Map De scri pto r Na mes (Ne two rk V ari able Na mes) 5.1. 2 Imp lic it L on func tio ns 5.1. 3 SNV T_I ndex 5.1. 4 Add res s Ta ble Lim it 5.1. 5 Net wor k Ma nag emen t C apab ili ty 5.1. 6 Cli ent vs Ser ver Map ping 5.2 Clie nt S ide Map pin g 5.2. 1 Con nec tion Pa rame ter s 5.2. 2 Nod e P aram ete rs 5.2. 3 Fie ldS erve r R elat ed Map Des crip tor Pa rame ter s 5.2. 4 Dri ver Rel ate d Ma p D escr ipt or P ara met ers 5.2. 5 Tim ing Par ame ters 5.2. 6 Cli ent Sid e M ap D esc rip tor Exa mple 6 EXPL ICI T CO NFI GURA TIO NS 6.1 Spec ial con side rat ion s 6.1. 1 Map De scri pto r Na mes (Ne two rk V ari able Na mes) 6.1. 2 Lon fu ncti ons 6.1. 3 SNV T_I ndex 6.1. 4 Dom ain Tab le Setu p 6.1. 5 Net wor k Ma nag emen t 6.2 Clie nt S ide Con fig ura tion 6.2. 1 Con nec tion s 6.2. 2 Nod es 6.2. 3 Dri ver Rel ate d Ma p D escr ipt or P ara mete rs 6.2. 4 Tim ing Par ame ters 6.2. 6 Map De scri pto r Ex amp le 2 P olli ng U NVT s 6.2. 7 Usi ng Neur on ID t o A ddre ss Dev ices (C lien t D rive rs only ) 6.3 Serv er S ide Con fig urat ion 6.3. 1 Con nec tion s 6.3. 2 Nod es 6.3. 3 Fie ldS erve r R elat ed Map Des crip tor Par ame ter s 6.3. 4 Dri ver Rel ate d Ma p D escr ipt or P ara mete rs 6.3. 5 Tim ing Par ame ters 6.3. 6 Map De scri pto r Ex amp le Appendix A. Useful Features Appendix A.1. Using UNVTs Appendix A.2. Using NV_Min, NV_Max etc. Appendix A.3. Throttling Mode Appendix A.4. XIF Generation Appendix A.5. Configuration Properties Appendix A.6. LonMark Object Creation Page Appendix A.7. Node Status Operation Appendix A.8. Working with Binary Data Appendix A.9. Filtering SNVT Variables Page Appendix B. Vendor Information Appendix B.1. Echelon LonMaker Page Page Appendix C. Troubleshooting Tips Appendix C.1. Debugging a LonWorks connection: Hints and tips Appendix C.2. Error Messages Appendix C.3. Exposing Operation Statistics. Appendix C.4. Illegal Characters in Network Variable Names Appendix C.5. Circon_SI Limitations Appendix C.6. Service types currently supported for network variable messages Appendix C.7. Combining Explicit and Implicit Appendix D. SNVT_Type Page Page Page FS-8700-21 LonWorks Manual Page 40 of 62 Page Page Page Page Page Page Page Page Page FS-8700-21 LonWorks Manual Page 50 of 62 Page Page Page Page Page Page Page Page Page Page Page FS-8700-21 LonWorks Manual Page 62 of 62