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Modbus

Mapping Assignments for Micro Motion

Transmitters 27

Modbus Mapping Assignments continued

Polling control option codes (holding register 40302 or 41144)

0 Do not poll

ÖÖ

1 Poll transmitter: HART primary

ÖÖ

2 Poll transmitter: HART secondary

ÖÖ

Polling type option codes (holding register 41147)

0 None

1 Pressure compensation only

ÖÖ

3 API only (temperature)

ÖÖ

6 Pressure compensation and API (temperature)

ÖÖ

Polled variable codes (holding registers 41145-41146)

53 Externally read pressure

ÖÖ

55 Externally read temperature

ÖÖ

Output type codes (holding registers 41166-41168)

0 Milliamp (primary) output

ÖÖ

1 Frequency output

ÖÖ

2 Digital communications

ÖÖ

3 Milliamp (secondary) output

4 Discrete output

ÖÖ

5 Discrete input

Discrete input assignment codes (holding register 41176)

0 None

1 Start sensor zero

2 Reset mass total

3 Reset volume total

4 Reset corrected volume total

Discrete output assignment codes (holding registers 41151 and 41153)

10 Event 1 active

ÖÖ

11 Event 2 active

ÖÖ

100 Event 1 or event 2 active

ÖÖ

101 Flow switch indication

ÖÖ

102 Forward/reverse indication

ÖÖ

103 Calibration in progress

ÖÖ

104 Fault condition indication

ÖÖ

Power source codes (holding registers 41174-41175)

0 External

ÖÖ

1 Internal

ÖÖ

Burst command option codes (holding register 41165)

1 Read primary variable

ÖÖ

2 Read PV current and percent of range

ÖÖ

3 Read dynamic variables and PV current

ÖÖ

33 Read transmitter variables

ÖÖ

Table 2-8. Integer codes continued

MVDSolo

Series

1000

Series

2000 RFT9739

1 2 ... 28 29 30 31 32 33 34 35

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