Rosemount Smart Wireless Gateway Spécifications télécharger pdf (Page 46)

Reference Manual

00809-0200-4420, Rev HB

Section 5: Host Integration

January 2015

Host Integration

Use global scale gain and offset?: This setting determines if a global gain and offset is applied

for scaled integers or if each value has a unique gain and offset. Unique gain and offsets are

found on the Modbus Mapping page.

Global scale gain: This value is multiplied to the data values for the purpose of scaling integers.

If global scaling is not selected, a gain value will be available for each separate data value on the

Modbus Mapping page.

Global scale offset: This value is added to the data values for the purpose of scaling integers. If

global scaling is not selected, an offset value will be available for each separate data value on the

Modbus Mapping page.

5.4.2 Register mapping

registers. These registers can then be read by a Modbus master or client. Modbus register

mapping can be found by navigating to System Settings>Protocols>Modbus.

Figure 5-6. Modbus Register Map Page

To add a new data point to the Modbus register map:

1. Select Add New entry.

2. Complete all of the table entries for the new data point (note that the entry columns

may vary based on the Modbus communications settings).

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Rosemount Smart Wireless Gateway Spécifications Page 46