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4.4.Client Side Map Descriptors
4.4.1.FieldServer Related Map Descriptor Parameters
Column Title | Function |
| Legal Values | ||
Map_Descriptor_Name | Name of this Map Descriptor | Up | to 32 | alphanumeric | |
characters |
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| Name of Data Array where data | One of the Data Array names | |||
Data_Array_Name | is to be stored in the | from “Data Array” section above | |||
| FieldServer |
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Data_Array_Offset | Starting location in Data Array | 0 to | maximum | specified in | |
“Data Array” section above | |||||
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Function | Function of Client Map | RDBC, Passive_Client | |||
| Descriptor |
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4.4.2.Driver Related Map Descriptor Parameters
| Column Title |
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| Function |
| Legal Values |
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| One of the Node Names |
| Node_Name | Name of Node to fetch data from | specified in “Client Node | |||
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| Descriptor” above |
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| For Passive_Client Map Descriptor |
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| HCSR_OnFrom | specify whether data From Loop or | On, From, OnFrom | |||
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| On Loop should be stored. |
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| For Passive_Client Map Descriptor |
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| HCSR_Loop | specify loop number for which data | 1,2,3,4 | |||
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| should be stored. |
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| Length of Map Descriptor |
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| 22 (min) for RDBC Map Descriptor: |
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| 24 if data_type is Dig_Input |
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| Length | 21 for Passive_Client Map | 22 or 24, 21 | |||
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| Descriptor. |
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| It | also | depends | upon |
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| HCSR_Data_Stages parameter |
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| Refer to Appendix A |
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| Data_Type* | Specify how data will be stored. | Ana_Input | |||
| Refer to Appendix A |
| Digi_Input2 | |||
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| Specify the number of stages to |
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| HCSR_Data_Stages* | keep history of data changes. |
| 0,1,2,3 | ||
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| 0 and 1 means no history |
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4.4.3.Timing Parameters
Column Title | Function | Legal Values |
Scan_Interval | Rate at which data is polled | ≥0.001s |
2Default for Digi_Input
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