Emerson Rosemount 2240S, Справочное руководство, Страница: 91 / 194

81
Reference Manual
00809-0100-2240, Rev DA
Configuration/Operation
October 2017
Configuration/Operation
5.12 Multiple Analog Input blocks
5.12.1 Configure the MAI blocks
The MAI Block is used for temperature element output. It has the ability to process up to eight
temperature element measurements and make them available to other function blocks. The output
values from the MAI block are in engineering units and contain a status.
CHANNEL
Select the channel that corresponds to the desired sensor measurement:
Table 5-14. MAI Block Channels for the Rosemount 2240S
Unit
The MAI function block channel data will use the same unit as specified in the parameter TEMPERA-
TURE_UNIT in the Measurement Transducer block TB 1100.
5.12.2 Factory Supplied MAI blocks
The Rosemount 2240S is supplied with two pre-configured MAI blocks according to Table 5-15 .
Table 5-15. Factory Supplied MAI Blocks for the Rosemount 2240S
MAI Block
Parameter TB Channel
Value
Process Variable
Temperature
element value
1-8
CHANNEL_TEMP_1 to CHANNEL_TEMP_8
Temperature
element value
9-16
CHANNEL_TEMP_9 to CHANNEL_TEMP_16
MAI Block Channel Units
1 CHANNEL 1-8 deg C
2 CHANNEL 9-16 deg C