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4.4.Client Side Map Descriptors
4.4.1.FieldServer Related Map Descriptor Parameters
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| Map_Descriptor_Name |
| Name of this Map Descriptor | Up | to | 32 | alphanumeric | |||||||
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| Name of Data Array where | One of the Data Array names | |||||||||
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| Data_Array_Name |
| data is to be stored in the | from |
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| Data_Array_Offset |
| Starting | location in | Data | 0 to |
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| Array |
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| Function | of | Client | Map | RDBC, WRBC, WRBX |
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4.4.2. | Driver Related Map Descriptor Parameters |
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| One of the node names | ||||
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| Node_Name |
| Name of Node to fetch data from |
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| Node Descriptor” above | ||||
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| See | Map | Descriptor | ||
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| Length |
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| Length of Map Descriptor |
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| recommended lengths | ||||
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| "Current Record" | ||||
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| "Hold Time" |
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| Specify | the | function. | Additional |
| "Sample Time" |
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| "Mode" |
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| "Device Select" |
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| “SubDevice/Port |
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| Select” |
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| “Count” |
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| This parameter as well as the |
| “Device” |
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| Met1_SubDev_or_Port |
| “Address” parameter | must | be |
| “SubDevice” |
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| specified if a SubDevice or Port is |
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| being polled. |
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| “Port” |
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| This parameter is used to specify |
| Port numbers: | ||||||||
| Address |
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| the SubDevice or Port number if |
| SubDevice numbers: 1- | |||||||||
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| either is being polled. |
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| A method of storing count data |
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| using a |
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| Met1_Label |
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| this parameter to allows the driver |
| E.g. “LOC” or “0.1” | ||||||||
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| to know which count to store. |
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| Refer to Section 0 for more |
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| information. |
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4.4.3.Timing Parameters
Column Title | Function | Legal Values |
Scan_Interval | Rate at which data is polled | ≥0.001s |
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