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Mpm, apm, ppm, & lti series modbus, Register tables serial communication – Dwyer PPM User Manual

Page 5

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MPM, APM, PPM, & LTI Series Modbus

®

Register Tables

Serial Communication

Page 5

Register

1

Name Access

Limits or

Range

2

Units

Data

Type

3

Function

Code(s)

Comments

Number Address

(hex)

40023

22

(0016)

Alarm and Relay

status

Read Only

1 = In Alarm

1 = relay

energized

None

Word; Bits

03, 04

Mirror of 40003. Read alarm status and energized/non-
energized status of relays. Alm = Alarm. Rly = Relay.

15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0

Alm

8

Alm

7

Alm

6

Alm

5

Alm

4

Alm

3

Alm

2

Alm

1

Rly

8

Rly

7

Rly

6

Rly

5

Rly

4

Rly

3

Rly

2

Rly

1

40024

23

(0017)

Digital Inputs and

Outputs status

Read Only

1 = Input selected

1 = Output active

None

Word; Bits

03, 04

Mirror of 40004. Read the state of the digital inputs and outputs.

15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0

DI

8

DI

7

DI

6

DI

5

DI

4

DI

3

DI

2

DI

1

DO

8

DO

7

DO

6

DO

5

DO

4

DO

3

DO

2

DO

1

40025

24

(0018)

Maximum Display

value

Read Only -99999 to 999999

User defined

Long Hi

03, 04

Represents the Maximum display value, excluding the decimal
point, since last power up or Max Value reset.

40026

25

(0019)

Maximum Display

value

Read Only

User defined

Long Lo

03, 04

Must be read with 40025.

40027

26

(001A)

Minimum Display

value

Read Only -99999 to 999999

User defined

Long Hi

03, 04

Represents the Maximum display value, excluding the decimal
point, since last power up or Max Value reset.

40028

27

(001B)

Minimum Display

value

Read Only

User defined

Long Lo

03, 04

Must be read with 40027.

40029

28

(001C)

Total value

Read Only

0 to 999999999

User defined

Long Hi

03, 04

Represents the Total value, excluding the decimal point, since
last Total reset. Decimal point setting in 40103.

40030

29

(001D)

Total value

Read Only

User defined

Long Lo

03, 04

Must be read with 40029.

40031

30

(001E)

Grand Total value Read Only

0 to 999999999

User defined

Long Hi

03, 04

Represents the Grand Total value, excluding the decimal point,
since last Total reset. Decimal point setting in 40104.

40032

31

(001F)

Grand Total value Read Only

User defined

Long Lo

03, 04

Must be read with 40031.

40033

32

(0020)

Total overflow

value

Read Only

0 to 999

User defined

Integer

03, 04

Represents the Total overflow value, since last Total reset.

40034

33

(0021)

Total non-

overflow value

Read Only

0 to 999999

User defined

Long Hi

03, 04

Represents the Total non-overflow value, since last Total reset.

40035

34

(0022)

Total non-

overflow value

Read Only

User defined

Long Lo

03, 04

Must be read with 40034.

40036

35

(0023)

Grand Total

overflow value

Read Only

0 to 999

User defined

Integer

03, 04

Represents the Grand Total overflow value, since last Grand
Total reset.

40037

36

(0024)

Grand Total non-

overflow value

Read Only

0 to 999999

User defined

Long Hi

03, 04

Represents the Grand Total non-overflow value, since last
Grand Total reset.

40038

37

(0025)

Grand Total non-

overflow value

Read Only

User defined

Long Lo

03, 04

Must be read with 40037.

40039

38

(0026)

Start Batch

Write Only

Not applicable

None

Bit

06, 16

Set bit to 1 to start the batch process.

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